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Kopanina, Czech Republic

Formation	Kopanina
Member(s)	e2 Lower Upper Upper Orthoceras Limestone
Age:	426 - 423 Ma Silurian
Interval	Gorstian
Lithology	shale/lime mudstone, "shale", "limestone", "limestone"/"shale", lime mudstone/"shale", "limestone"/lime mudstone, lime mudstone/"limestone", grainstone, mudstone/"limestone", ash, lime mudstone/packstone, packstone/siltstone, mudstone/packstone
Number of Collections	78
Number of Occurrences	1069

Recorded Sample Locations

Location	Region	Stratigraphic Name
Trilobite assemblage 2 of the Lochkovian	Prague, Czech Republic	Kopanina
Loc. 2.4	Prague, Czech Republic	Kopanina
Loc. 3.2	Teplá, Cheb District, Karlovy Vary Region, Czech Republic	Kopanina
Loc. 4.4	Beroun District, Central Bohemian Region, Czech Republic	Kopanina
Reporyje Limestone of the Pragian	Beroun District, Central Bohemian Region, Czech Republic	Kopanina
Loc. 5.1	Cheb District, Karlovy Vary Region, Czech Republic	Kopanina
Loc. 5.2	Prague, Czech Republic	Kopanina
Loc. 5.4	Prague, Czech Republic	Kopanina
Loc. 6.1	Prague, Czech Republic	Kopanina
Amerika Quarry	Beroun District, Central Bohemian Region, Czech Republic	Kopanina - Lower
Coral-Leptaenid Community	Plzeň-North District, Plzeň Region, Czech Republic	Kopanina - Lower
Prionopeltis archiaci-Atrypoidea modesta Community	Plzeň-South District, Plzeň Region, Czech Republic	Kopanina
Trilobite assem. 1 of the Lochkovian	Beroun District, Central Bohemian Region, Czech Republic	Kopanina
Zadni Kopanina	Prague, Czech Republic	Kopanina - e2
Trenice Fm	Beroun District, Central Bohemian Region, Czech Republic	Kopanina
Section No. 942	Beroun District, Central Bohemian Region, Czech Republic	Kopanina - Lower
Hinter Kopanina	Jablonec nad Nisou District, Liberec Region, Czech Republic	Kopanina
Bubovice	Beroun District, Central Bohemian Region, Czech Republic	Kopanina - Upper Orthoceras Limestone
Koso near Praha-Radotin	Prague, Czech Republic	Kopanina
Karlštejn	Beroun District, Central Bohemian Region, Czech Republic	Kopanina
Vyskocilka	Prague, Czech Republic	Kopanina
Listice	Beroun District, Central Bohemian Region, Czech Republic	Kopanina - Lower
Tachlovice	Prague-West District, Central Bohemian Region, Czech Republic	Kopanina
Dlouhá hora near Králuv Dvur	Beroun District, Central Bohemian Region, Czech Republic	Kopanina
Praha-Podolí	Prague, Czech Republic	Kopanina
Dvorce Cement Factory	Prague, Czech Republic	Kopanina - Lower
Lower Kopanina Beds	Beroun District, Central Bohemian Region, Czech Republic	Kopanina - Lower
Tobolka near Konêprusy	Beroun District, Central Bohemian Region, Czech Republic	Kopanina - Lower
Beroun	Beroun District, Central Bohemian Region, Czech Republic	Kopanina - Lower
Pozary Quarry	Prague, Czech Republic	Kopanina
Nesvaily	Beroun District, Central Bohemian Region, Czech Republic	Kopanina

Associated Units

Stratigraphic Name	Age	Lithology	Occurrence Records
Chappel Coral Horizon	409 - 403 Ma Early/Lower Devonian	limestone	17
Dvorce-Prokop and Reporyje Limestones	411 - 383 Ma Devonian	lime mudstone/"shale"	65
Dvorce-Prokop Limestone	411 - 383 Ma Devonian	mudstone, "limestone", "limestone"/"shale"	149
Koneprusy	411 - 408 Ma Early/Lower Devonian	limestone	13
Koneprusy and Slivenec Limestones	411 - 383 Ma Devonian	grainstone	40
Koneprusy Limestone	411 - 383 Ma Devonian	limestone	230
Reporyje Limestone	411 - 408 Ma Early/Lower Devonian	lime mudstone	62
Suchomasty Limestone	403 - 388 Ma Devonian	wackestone/grainstone	151
Trebotov Limestone	403 - 388 Ma Devonian	lime mudstone, "limestone"/mudstone	179
Bohdalec	453 - 445 Ma Late/Upper Ordovician	sandstone/siltstone, "shale", claystone, siltstone	117
Buchava	513 - 501 Ma Cambrian	sandstone	6
Chotec - Acanthopyge Limestone	393 - 388 Ma Devonian	limestone, "limestone"/lime mudstone	58
Chotec - Chotec Limestone	393 - 388 Ma Devonian	lime mudstone/mudstone	63
Dobrotiva	461 - 458 Ma Ordovician	shale, "shale"/chert, "limestone"	131
Dobrotiva - Skalka Quartzite	466 - 461 Ma Middle Ordovician	sandstone	5
Dvorce-Prokop	411 - 408 Ma Early/Lower Devonian	limestone, "carbonate"	87
Kacak Schichten	388 - 384 Ma Middle Devonian		40
Klabava	479 - 466 Ma Ordovician	shale, "limestone"	51
Klabava - Euloma Shale	479 - 466 Ma Ordovician	shale	15
Kopanina - e2	426 - 423 Ma Silurian	limestone	2
Kopanina - Lower	427 - 426 Ma Silurian	limestone, grainstone/"shale", grainstone/"limestone"	260
Kopanina - Upper	426 - 423 Ma Silurian	limestone	22
Kopanina - Upper Orthoceras Limestone	426 - 423 Ma Silurian	limestone	67
Kosov	445 - 443 Ma Paleozoic	sandstone, claystone/"carbonate", "shale", claystone	95
Kosov - Upper	445 - 443 Ma Paleozoic	limestone	5
Kotys Limestone	419 - 411 Ma Early/Lower Devonian	limestone	32
Kozel	433 - 427 Ma Silurian	limestone	2
Kraluv Dvur	450 - 446 Ma Late/Upper Ordovician	claystone, "shale"/siltstone, "shale", "shale"/"limestone", "limestone"	167
Kraluv Dvur - Upper	450 - 446 Ma Late/Upper Ordovician	carbonate	26
Letna	461 - 450 Ma Ordovician	sandstone, "shale", "limestone", siltstone	120
Liben	461 - 450 Ma Ordovician	shale	13
Liben - Revnice Quartzite	458 - 453 Ma Ordovician	sandstone/"shale"	54
Liten	433 - 431 Ma Silurian	limestone	20
Liten - Motol	433 - 427 Ma Silurian		1
Litenschichten	443 - 423 Ma Silurian		8
Litohlavy	441 - 433 Ma Silurian	shale	4
Lochkov - Kotys	419 - 411 Ma Early/Lower Devonian	limestone	5
Lochkov - Radotin	419 - 411 Ma Early/Lower Devonian	lime mudstone/"shale"	4
Lochkov - Radotin Limestone	419 - 383 Ma Devonian	wackestone, lime mudstone	171
Lochkov - Radotin Limestone & Kotys Limestone	419 - 411 Ma Early/Lower Devonian	wackestone/grainstone	20
Lochkow	419 - 411 Ma Early/Lower Devonian	limestone/"shale", lime mudstone/"shale", grainstone, grainstone/lime mudstone	96
Motol	431 - 427 Ma Silurian	shale, "limestone"/"shale", "shale"/lime mudstone, "shale"/"limestone", "limestone", grainstone	822
Pozary	419 - 411 Ma Early/Lower Devonian	limestone/"shale", "limestone"/lime mudstone, lime mudstone/"shale", "limestone", "shale"/lime mudstone, "limestone"/dolomite, grainstone, packstone/siltstone	680
Praha - Dvorce-Prokop Limestone	411 - 408 Ma Early/Lower Devonian	limestone	2
Praha - Konprusy	411 - 408 Ma Early/Lower Devonian	limestone	1
Pridoli Schichten - Pristiograptus ultimus zone	423 - 419 Ma Paleozoic	claystone	1
Sarka	466 - 461 Ma Middle Ordovician	shale	70
Skryje and Tyrovice	513 - 501 Ma Cambrian	shale	38
Srbsko - Kacak	388 - 383 Ma Devonian	shale, mudstone, mudstone/"limestone", "limestone"/"shale"	80
Trenice	485 - 478 Ma Paleozoic	sandstone, ironstone/chert, "shale"	87
Vinarice Limestone	411 - 408 Ma Early/Lower Devonian	wackestone	38
Vinice	458 - 450 Ma Late/Upper Ordovician	shale, claystone	118
Zahorany	453 - 445 Ma Late/Upper Ordovician	sandstone/"shale", "shale", siltstone, siltstone/"limestone", "limestone", sandstone	152
Zelkovice	441 - 433 Ma Silurian	shale/siltstone, "shale"/"limestone", lime mudstone/"limestone"	140
Zlichov Limestone	409 - 392 Ma Devonian	grainstone/lime mudstone, lime mudstone	45

Recorded Fossils

Accepted Name	Type	Hierarchy	Age
Chitinozoa unranked clade	99	Chitinozoa	427.4 - 425.6 Ma Silurian
Ollulocrinus sp. genus	6	*Ollulocrinus*	427.4 - 425.6 Ma Silurian
Prototaxites sp. genus	6	*Prototaxites*	427.4 - 425.6 Ma Silurian
Ophioceras sp. genus	6	Fungi : Ascomycota : Sordariomycetes : Magnaporthales : Ophioceraceae : *Ophioceras*	425.6 - 423 Ma Silurian
Conochitina sp. genus	6	Prosamatifera : Conochitinidae : *Conochitina*	425.6 - 423 Ma Silurian
Calpichitina sp. genus	6	Rhizopodea : *Calpichitina*	425.6 - 423 Ma Silurian
Ancyrochitina sp. genus	6	Sarcodina : Rhizopodea : *Ancyrochitina*	425.6 - 423 Ma Silurian
Angochitina sp. genus	6	Sarcodina : Rhizopodea : *Angochitina*	425.6 - 423 Ma Silurian
Cingulochitina sp. genus	6	Sarcodina : Rhizopodea : *Cingulochitina*	425.6 - 423 Ma Silurian
Eisenackitina sp. genus	6	Sarcodina : Rhizopodea : *Eisenackitina*	425.6 - 423 Ma Silurian
Gotlandochitina sp. genus	6	Sarcodina : Rhizopodea : *Gotlandochitina*	425.6 - 423 Ma Silurian
Linochitina sp. genus	6	Sarcodina : Rhizopodea : *Linochitina*	425.6 - 423 Ma Silurian
Sphaerochitina sp. genus	6	Sarcodina : Rhizopodea : *Sphaerochitina*	425.6 - 423 Ma Silurian
Ceratiocaris sp. genus	6	Animalia : Arthropoda : Malacostraca : Ceratiocarididae : *Ceratiocaris*	425.6 - 423 Ma Silurian
Phyllocarida subclass	3.3	Animalia : Arthropoda : Malacostraca : Phyllocarida	427.4 - 425.6 Ma Silurian
Ostracoda class	3	Animalia : Arthropoda : Ostracoda	427.4 - 425.6 Ma Silurian
Bolbozoe sp. genus	6	Animalia : Arthropoda : Ostracoda : Myodocopida : Bolbozoidae : *Bolbozoe*	425.6 - 423 Ma Silurian
Entomis sp. genus	6	Animalia : Arthropoda : Ostracoda : Myodocopida : *Entomis*	425.6 - 423 Ma Silurian
Entomozoe sp. genus	6	Animalia : Arthropoda : Ostracoda : Myodocopida : Bolbozoidae : *Entomozoe*	425.6 - 423 Ma Silurian
Primitiella sp. genus	6	Animalia : Arthropoda : Ostracoda : Palaeocopida : Primitiidae : *Primitiella*	425.6 - 423 Ma Silurian
Cryptophyllus sp. genus	6	Animalia : Arthropoda : Ostracoda : Cryptophyllidae : *Cryptophyllus*	425.6 - 423 Ma Silurian
Podocopida order	4	Animalia : Arthropoda : Ostracoda : Podocopida	425.6 - 423 Ma Silurian
Acanthoscapha sp. genus	6	Animalia : Arthropoda : Ostracoda : Podocopida : Beecherellidae : *Acanthoscapha*	425.6 - 423 Ma Silurian
Trilobita class	3	Animalia : Arthropoda : Trilobita	427.4 - 423 Ma Silurian
Raphiophorus sp. genus	6	Animalia : Arthropoda : Trilobita : Asaphida : Raphiophoridae : *Raphiophorus*	427.4 - 423 Ma Silurian
Aulacopleura sp. genus	6	Animalia : Arthropoda : Trilobita : Proetida : Aulacopleuridae : *Aulacopleura*	427.4 - 425.6 Ma Silurian
Harpidella sp. genus	6	Animalia : Arthropoda : Trilobita : Proetida : Aulacopleuridae : *Harpidella*	425.6 - 423 Ma Silurian
Harpidella (Harpidella) sp. subgenus	6.3	Animalia : Arthropoda : Trilobita : Aulacopleurida : Aulacopleuridae : Harpidella : *Harpidella (Harpidella)*	425.6 - 423 Ma Silurian
Otarion sp. genus	6	Animalia : Arthropoda : Trilobita : Proetida : Aulacopleuridae : *Otarion*	425.6 - 423 Ma Silurian
Otarion diffractum species	7	Animalia : Arthropoda : Trilobita : Proetida : Aulacopleuridae : Otarion : *Otarion diffractum*	425.6 - 423 Ma Silurian
Scharyia sp. genus	6	Animalia : Arthropoda : Trilobita : Proetida : Brachymetopidae : *Scharyia*	427.4 - 425.6 Ma Silurian
Scharyia micropyga species	7	Animalia : Arthropoda : Trilobita : Proetida : Brachymetopidae : Scharyia : *Scharyia micropyga*	425.6 - 423 Ma Silurian
Bumastus sp. genus	6	Animalia : Arthropoda : Trilobita : Corynexochida : Illaenidae : *Bumastus*	427.4 - 425.6 Ma Silurian
Decoroscutellum sp. genus	6	Animalia : Arthropoda : Trilobita : Corynexochida : Styginidae : *Decoroscutellum*	425.6 - 423 Ma Silurian
Kosovopeltis sp. genus	6	Animalia : Arthropoda : Trilobita : Corynexochida : Styginidae : *Kosovopeltis*	425.6 - 423 Ma Silurian
Bohemoharpes sp. genus	6	Animalia : Arthropoda : Trilobita : Harpetida : Harpetidae : *Bohemoharpes*	427.4 - 423 Ma Silurian
Bohemoharpes ovatus species	7	Animalia : Arthropoda : Trilobita : Harpetida : Harpetidae : Bohemoharpes : *Bohemoharpes ovatus*	427.4 - 425.6 Ma Silurian
Bohemoharpes ungula species	7	Animalia : Arthropoda : Trilobita : Harpetida : Harpetidae : Bohemoharpes : *Bohemoharpes ungula*	425.6 - 423 Ma Silurian
Bohemoharpes vittatus species	7	Animalia : Arthropoda : Trilobita : Harpetida : Harpetidae : Bohemoharpes : *Bohemoharpes vittatus*	425.6 - 423 Ma Silurian
Harpetidae family	5	Animalia : Arthropoda : Trilobita : Harpetida : Harpetidae	427.4 - 425.6 Ma Silurian
Borealarges simplex species	7	Animalia : Arthropoda : Trilobita : Lichida : Lichidae : Borealarges : *Borealarges simplex*	427.4 - 425.6 Ma Silurian
Dicranopeltis scabra species	7	Animalia : Arthropoda : Trilobita : Lichida : Lichidae : Dicranopeltis : *Dicranopeltis scabra*	427.4 - 425.6 Ma Silurian
Lichas (Dicranogmus) sp. subgenus	6.3	Animalia : Arthropoda : Trilobita : Lichida : Lichidae : *Lichas (Dicranogmus)*	427.4 - 425.6 Ma Silurian
Uripes heteroclytus species	7	Animalia : Arthropoda : Trilobita : Lichida : Lichidae : Uripes : *Uripes heteroclytus*	427.4 - 425.6 Ma Silurian
Scutelluidae family	5	Animalia : Arthropoda : Trilobita : Corynexochida : Scutelluidae	427.4 - 425.6 Ma Silurian
Odontopleurida order	4	Animalia : Arthropoda : Trilobita : Odontopleurida	425.6 - 423 Ma Silurian
Ceratocephala sp. genus	6	Animalia : Arthropoda : Trilobita : Lichida : Odontopleuridae : *Ceratocephala*	425.6 - 423 Ma Silurian
Diacanthaspis sp. genus	6	Animalia : Arthropoda : Trilobita : Lichida : Odontopleuridae : *Diacanthaspis*	427.4 - 423 Ma Silurian
Leonaspis sp. genus	6	Animalia : Arthropoda : Trilobita : Lichida : Odontopleuridae : *Leonaspis*	427.4 - 423 Ma Silurian
Leonaspis leonhardi species	7	Animalia : Arthropoda : Trilobita : Lichida : Odontopleuridae : Leonaspis : *Leonaspis leonhardi*	425.6 - 423 Ma Silurian
Odontopleura sp. genus	6	Animalia : Arthropoda : Trilobita : Lichida : Odontopleuridae : *Odontopleura*	427.4 - 425.6 Ma Silurian
Odontopleura ovata species	7	Animalia : Arthropoda : Trilobita : Lichida : Odontopleuridae : Odontopleura : *Odontopleura ovata*	427.4 - 425.6 Ma Silurian
Calymene sp. genus	6	Animalia : Arthropoda : Trilobita : Phacopida : Calymenidae : *Calymene*	427.4 - 425.6 Ma Silurian
Metacalymene sp. genus	6	Animalia : Arthropoda : Trilobita : Phacopida : Bathycheilidae : *Metacalymene*	425.6 - 423 Ma Silurian
Cerauroides sp. genus	6	Animalia : Arthropoda : Trilobita : Phacopida : Cheiruridae : *Cerauroides*	425.6 - 423 Ma Silurian
Cheirurus sp. genus	6	Animalia : Arthropoda : Trilobita : Phacopida : Cheiruridae : *Cheirurus*	427.4 - 425.6 Ma Silurian
Deiphon sp. genus	6	Animalia : Arthropoda : Trilobita : Phacopida : Cheiruridae : *Deiphon*	427.4 - 425.6 Ma Silurian
Didrepanon sp. genus	6	Animalia : Arthropoda : Trilobita : Phacopida : Cheiruridae : *Didrepanon*	427.4 - 423 Ma Silurian
Ktenoura sp. genus	6	Animalia : Arthropoda : Trilobita : Phacopida : Cheiruridae : *Ktenoura*	425.6 - 423 Ma Silurian
Sphaerexochus sp. genus	6	Animalia : Arthropoda : Trilobita : Phacopida : Cheiruridae : *Sphaerexochus*	427.4 - 425.6 Ma Silurian
Balizoma sp. genus	6	Animalia : Arthropoda : Trilobita : Phacopida : Encrinuridae : *Balizoma*	427.4 - 425.6 Ma Silurian
Cromus sp. genus	6	Animalia : Arthropoda : Trilobita : Phacopida : Encrinuridae : *Cromus*	425.6 - 423 Ma Silurian
Staurocephalus sp. genus	6	Animalia : Arthropoda : Trilobita : Phacopida : Encrinuridae : *Staurocephalus*	427.4 - 425.6 Ma Silurian
Ananaspis sp. genus	6	Animalia : Arthropoda : Trilobita : Phacopida : Phacopidae : *Ananaspis*	425.6 - 423 Ma Silurian
Denckmannites sp. genus	6	Animalia : Arthropoda : Trilobita : Phacopida : Phacopidae : *Denckmannites*	425.6 - 423 Ma Silurian
Eophacops sp. genus	6	Animalia : Arthropoda : Trilobita : Phacopida : Pterygometopidae : *Eophacops*	427.4 - 425.6 Ma Silurian
Proetida order	4	Animalia : Arthropoda : Trilobita : Proetida	425.6 - 423 Ma Silurian
Decoroproetus sp. genus	6	Animalia : Arthropoda : Trilobita : Proetida : Proetidae : *Decoroproetus*	425.6 - 423 Ma Silurian
Eremiproetus sp. genus	6	Animalia : Arthropoda : Trilobita : Proetida : Proetidae : *Eremiproetus*	425.6 - 423 Ma Silurian
Prantlia sp. genus	6	Animalia : Arthropoda : Trilobita : Proetida : Proetidae : *Prantlia*	425.6 - 423 Ma Silurian
Proetus sp. genus	6	Animalia : Arthropoda : Trilobita : Proetida : Proetidae : *Proetus*	427.4 - 425.6 Ma Silurian
Proetus (Coniproetus) sp. subgenus	6.3	Animalia : Arthropoda : Trilobita : Proetida : Proetidae : Proetus : *Proetus (Coniproetus)*	425.6 - 423 Ma Silurian
Ryckholtia sp. genus	6	Animalia : Arthropoda : Trilobita : Proetida : Proetidae : *Ryckholtia*	427.4 - 425.6 Ma Silurian
Interproetus sp. genus	6	Animalia : Arthropoda : Trilobita : Proetida : Proetidae : *Interproetus*	425.6 - 423 Ma Silurian
Prionopeltis sp. genus	6	Animalia : Arthropoda : Trilobita : Proetida : Tropidocoryphidae : *Prionopeltis*	425.6 - 423 Ma Silurian
Brachiopoda phylum	2	Animalia : Brachiopoda	425.6 - 423 Ma Silurian
Eodictyonella sp. genus	6	Animalia : Brachiopoda : Chileata : Dictyonellida : Eichwaldiidae : *Eodictyonella*	425.6 - 423 Ma Silurian
Craniops sp. genus	6	Animalia : Brachiopoda : Craniata : Craniopsidae : *Craniops*	427.4 - 425.6 Ma Silurian
Gasconsia sp. genus	6	Animalia : Brachiopoda : Craniata : Trimerellidae : *Gasconsia*	427.4 - 425.6 Ma Silurian
Opsiconidion sp. genus	6	Animalia : Brachiopoda : Lingulata : Acrotretida : Biernatidae : *Opsiconidion*	427.4 - 425.6 Ma Silurian
Schizotreta sp. genus	6	Animalia : Brachiopoda : Lingulata : Lingulida : Discinidae : *Schizotreta*	427.4 - 425.6 Ma Silurian
Kosoidea sp. genus	6	Animalia : Brachiopoda : Lingulata : Lingulida : Discinidae : *Kosoidea*	425.6 - 423 Ma Silurian
Orbiculoidea sp. genus	6	Animalia : Brachiopoda : Lingulata : Lingulida : Discinidae : *Orbiculoidea*	427.4 - 425.6 Ma Silurian
Lingulidae family	5	Animalia : Brachiopoda : Lingulata : Lingulida : Lingulidae	427.4 - 425.6 Ma Silurian
Navispira sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Athyridida : Anoplothecidae : *Navispira*	425.6 - 423 Ma Silurian
Jarovathyris sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Athyridida : Athyrididae : *Jarovathyris*	425.6 - 423 Ma Silurian
Pseudoprotathyris sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Athyridida : Athyrididae : *Pseudoprotathyris*	427.4 - 423 Ma Silurian
Dayia sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Dayiidae : *Dayia*	425.6 - 423 Ma Silurian
Protozeuga sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Protozeugidae : *Protozeuga*	427.4 - 423 Ma Silurian
Kozlenia sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Athyridida : Meristellidae : *Kozlenia*	425.6 - 423 Ma Silurian
Meristina sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Athyridida : Meristellidae : *Meristina*	427.4 - 425.6 Ma Silurian
Liocoelia sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Athyridida : Meristidae : *Liocoelia*	425.6 - 423 Ma Silurian
Plectospira sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Athyridida : Retziidae : *Plectospira*	425.6 - 423 Ma Silurian
Nucleospira sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Athyridida : Nucleospiridae : *Nucleospira*	425.6 - 423 Ma Silurian
Atrypida order	4	Animalia : Brachiopoda : Rhynchonellata : Atrypida	427.4 - 423 Ma Silurian
Atrypa sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Atrypida : Atrypidae : *Atrypa*	425.6 - 423 Ma Silurian
Gotatrypa sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Atrypida : Atrypidae : *Gotatrypa*	427.4 - 425.6 Ma Silurian
Oglupes sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Atrypida : Atrypidae : *Oglupes*	427.4 - 425.6 Ma Silurian
Atrypina sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Atrypida : Atrypinidae : *Atrypina*	425.6 - 423 Ma Silurian
Gracianella sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Atrypida : Atrypinidae : *Gracianella*	427.4 - 425.6 Ma Silurian
Spirigerina sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Atrypida : Atrypinidae : *Spirigerina*	425.6 - 423 Ma Silurian
Atrypoidea sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Atrypida : Lissatrypidae : *Atrypoidea*	427.4 - 425.6 Ma Silurian
Cromatrypa sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Atrypida : Lissatrypidae : *Cromatrypa*	425.6 - 423 Ma Silurian
Cromatrypa orbis species	7	Animalia : Brachiopoda : Rhynchonellata : Atrypida : Lissatrypidae : Cromatrypa : *Cromatrypa orbis*	427.4 - 423 Ma Silurian
Lissatrypa sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Atrypida : Lissatrypidae : *Lissatrypa*	425.6 - 423 Ma Silurian
Septatrypa sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Atrypida : Lissatrypidae : *Septatrypa*	427.4 - 425.6 Ma Silurian
Atrypoidea linguata species	7	Animalia : Brachiopoda : Rhynchonellata : Atrypida : Lissatrypidae : Atrypoidea : *Atrypoidea linguata*	425.6 - 423 Ma Silurian
Atrypinella sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Atrypida : Punctatrypidae : *Atrypinella*	427.4 - 425.6 Ma Silurian
Isorthis sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Orthida : Dalmanellidae : *Isorthis*	425.6 - 423 Ma Silurian
Isorthis (Arcualla) sp. subgenus	6.3	Animalia : Brachiopoda : Rhynchonellata : Orthida : Dalmanellidae : Isorthis : *Isorthis (Arcualla)*	427.4 - 425.6 Ma Silurian
Parmorthina sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Orthida : Dalmanellidae : *Parmorthina*	425.6 - 423 Ma Silurian
Resserella sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Orthida : Dalmanellidae : *Resserella*	425.6 - 423 Ma Silurian
Dicoelosia sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Orthida : Dicoelosiidae : *Dicoelosia*	427.4 - 425.6 Ma Silurian
Dicoelosia biloba species	7	Animalia : Brachiopoda : Rhynchonellata : Orthida : Dicoelosiidae : Dicoelosia : *Dicoelosia biloba*	425.6 - 423 Ma Silurian
Salopina sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Orthida : Draboviidae : *Salopina*	425.6 - 423 Ma Silurian
Dolerorthis sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Orthida : Hesperorthidae : *Dolerorthis*	427.4 - 425.6 Ma Silurian
Orthostrophella sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Orthida : Orthidae : *Orthostrophella*	425.6 - 423 Ma Silurian
Orthostrophia sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Orthida : Orthidae : *Orthostrophia*	425.6 - 423 Ma Silurian
Baturria sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Orthida : Proschizophoriidae : *Baturria*	425.6 - 423 Ma Silurian
Dalejina sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Orthida : Rhipidomellidae : *Dalejina*	427.4 - 425.6 Ma Silurian
Bleshidium sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Camerellidae : *Bleshidium*	427.4 - 423 Ma Silurian
Bleshidium patellinum species	7	Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Camerellidae : Bleshidium : *Bleshidium patellinum*	427.4 - 423 Ma Silurian
Barrandina sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Clorindidae : *Barrandina*	427.4 - 425.6 Ma Silurian
Clorinda sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Clorindidae : *Clorinda*	425.6 - 423 Ma Silurian
Indaclor sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Clorindidae : *Indaclor*	427.4 - 425.6 Ma Silurian
Cadudium sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Gypidulidae : *Cadudium*	425.6 - 423 Ma Silurian
Gypidula sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Gypidulidae : *Gypidula*	425.6 - 423 Ma Silurian
Anastrophia sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Parastrophinidae : *Anastrophia*	425.6 - 423 Ma Silurian
Anastrophia deflexa species	7	Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Parastrophinidae : Anastrophia : *Anastrophia deflexa*	425.6 - 423 Ma Silurian
Kirkidium (Pinguaella) sp. subgenus	6.3	Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Pentameridae : Kirkidium : *Kirkidium (Pinguaella)*	427.4 - 425.6 Ma Silurian
Pentamerus (Supertrilobus) sp. subgenus	6.3	Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Pentameridae : Pentamerus : *Pentamerus (Supertrilobus)*	427.4 - 425.6 Ma Silurian
Rhipidium sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Pentameridae : *Rhipidium*	427.4 - 425.6 Ma Silurian
Conchidium sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Subrianidae : *Conchidium*	427.4 - 425.6 Ma Silurian
Lamelliconchidium sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Subrianidae : *Lamelliconchidium*	425.6 - 423 Ma Silurian
Skenidioides sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Protorthida : Skenidiidae : *Skenidioides*	427.4 - 425.6 Ma Silurian
Plagiorhyncha sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Camarotoechiidae : *Plagiorhyncha*	425.6 - 423 Ma Silurian
Clarkeia sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Eatoniidae : *Clarkeia*	425.6 - 423 Ma Silurian
Hebetoechia sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Hebetoechiidae : *Hebetoechia*	427.4 - 425.6 Ma Silurian
Decoropugnax sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Innaechiidae : *Decoropugnax*	425.6 - 423 Ma Silurian
Xeniopugnax sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Innaechiidae : *Xeniopugnax*	427.4 - 423 Ma Silurian
Agarhyncha sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Trigonirhynchiidae : *Agarhyncha*	425.6 - 423 Ma Silurian
Ancillotoechia sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Trigonirhynchiidae : *Ancillotoechia*	427.4 - 425.6 Ma Silurian
Hostimex sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Trigonirhynchiidae : *Hostimex*	427.4 - 425.6 Ma Silurian
Myrmirhynx sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Trigonirhynchiidae : *Myrmirhynx*	427.4 - 425.6 Ma Silurian
Rhynchotreta sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Trigonirhynchiidae : *Rhynchotreta*	425.6 - 423 Ma Silurian
Stenorhynchia sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Trigonirhynchiidae : *Stenorhynchia*	425.6 - 423 Ma Silurian
Stenorhynchites sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Trigonirhynchiidae : *Stenorhynchites*	425.6 - 423 Ma Silurian
Sufetirhyncha sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Trigonirhynchiidae : *Sufetirhyncha*	427.4 - 425.6 Ma Silurian
Spurispirifer sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Adolfiidae : *Spurispirifer*	425.6 - 423 Ma Silurian
Metaplasia sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Ambocoeliidae : *Metaplasia*	425.6 - 423 Ma Silurian
Cyrtia sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Spiriferinida : Syringothyrididae : *Cyrtia*	425.6 - 423 Ma Silurian
Havlicekia sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Cyrtiidae : *Havlicekia*	425.6 - 423 Ma Silurian
Janius sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Cyrtiidae : *Janius*	427.4 - 425.6 Ma Silurian
Araspirifer sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Cyrtinopsidae : *Araspirifer*	425.6 - 423 Ma Silurian
Howellella sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Delthyrididae : *Howellella*	427.4 - 425.6 Ma Silurian
Alaskospira sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Reticulariidae : *Alaskospira*	427.4 - 423 Ma Silurian
Spirinella tureki species	7	Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Reticulariidae : Spirinella : *Spirinella tureki*	427.4 - 423 Ma Silurian
Tenellodermis sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Tenellodermidae : *Tenellodermis*	427.4 - 425.6 Ma Silurian
Areostrophia sp. genus	6	Animalia : Brachiopoda : Strophomenata : Orthotetida : Areostrophiidae : *Areostrophia*	425.6 - 423 Ma Silurian
Morinorhynchus sp. genus	6	Animalia : Brachiopoda : Strophomenata : Orthotetida : Chilidiopsidae : *Morinorhynchus*	425.6 - 423 Ma Silurian
Morinorhynchus dalmanelliformis species	7	Animalia : Brachiopoda : Strophomenata : Orthotetida : Chilidiopsidae : Morinorhynchus : *Morinorhynchus dalmanelliformis*	427.4 - 425.6 Ma Silurian
Shagamella sp. genus	6	Animalia : Brachiopoda : Strophomenata : Productida : Strophochonetidae : *Shagamella*	425.6 - 423 Ma Silurian
Strophochonetes sp. genus	6	Animalia : Brachiopoda : Strophomenata : Productida : Strophochonetidae : *Strophochonetes*	425.6 - 423 Ma Silurian
Amphistrophia (Amphistrophiella) sp. subgenus	6.3	Animalia : Brachiopoda : Strophomenata : Strophomenida : Amphistrophiidae : Amphistrophia : *Amphistrophia (Amphistrophiella)*	427.4 - 425.6 Ma Silurian
Gladiostrophia sp. genus	6	Animalia : Brachiopoda : Strophomenata : Strophomenida : Amphistrophiidae : *Gladiostrophia*	425.6 - 423 Ma Silurian
Mesopholidostrophia sp. genus	6	Animalia : Brachiopoda : Strophomenata : Strophomenida : Eopholidostrophiidae : *Mesopholidostrophia*	427.4 - 425.6 Ma Silurian
Leptostrophia (Rhytistrophia) sp. subgenus	6.3	Animalia : Brachiopoda : Strophomenata : Strophomenida : Leptostrophiidae : Leptostrophia : *Leptostrophia (Rhytistrophia)*	425.6 - 423 Ma Silurian
Mesoleptostrophia sp. genus	6	Animalia : Brachiopoda : Strophomenata : Strophomenida : Leptostrophiidae : *Mesoleptostrophia*	427.4 - 425.6 Ma Silurian
Leptaena croma species	7	Animalia : Brachiopoda : Strophomenata : Strophomenida : Rafinesquinidae : Leptaena : *Leptaena croma*	427.4 - 425.6 Ma Silurian
Leptaena lappa species	7	Animalia : Brachiopoda : Strophomenata : Strophomenida : Rafinesquinidae : Leptaena : *Leptaena lappa*	425.6 - 423 Ma Silurian
Leptaena lappina species	7	Animalia : Brachiopoda : Strophomenata : Strophomenida : Rafinesquinidae : Leptaena : *Leptaena lappina*	425.6 - 423 Ma Silurian
Leptaena odeon species	7	Animalia : Brachiopoda : Strophomenata : Strophomenida : Rafinesquinidae : Leptaena : *Leptaena odeon*	427.4 - 425.6 Ma Silurian
Leptaena provellerosa species	7	Animalia : Brachiopoda : Strophomenata : Strophomenida : Rafinesquinidae : Leptaena : *Leptaena provellerosa*	425.6 - 423 Ma Silurian
Leptaena vellerosa species	7	Animalia : Brachiopoda : Strophomenata : Strophomenida : Rafinesquinidae : Leptaena : *Leptaena vellerosa*	425.6 - 423 Ma Silurian
Shaleria sp. genus	6	Animalia : Brachiopoda : Strophomenata : Strophomenida : Shaleriidae : *Shaleria*	425.6 - 423 Ma Silurian
Shaleria (Janiomya) sp. subgenus	6.3	Animalia : Brachiopoda : Strophomenata : Strophomenida : Shaleriidae : Shaleria : *Shaleria (Janiomya)*	425.6 - 423 Ma Silurian
Shaleria (Protoshaleria) sp. subgenus	6.3	Animalia : Brachiopoda : Strophomenata : Strophomenida : Shaleriidae : Shaleria : *Shaleria (Protoshaleria)*	427.4 - 425.6 Ma Silurian
Plectodonta sp. genus	6	Animalia : Brachiopoda : Strophomenata : Strophomenida : Sowerbyellidae : *Plectodonta*	425.6 - 423 Ma Silurian
Dactylogonia sp. genus	6	Animalia : Brachiopoda : Strophomenata : Strophomenida : Strophomenidae : *Dactylogonia*	425.6 - 423 Ma Silurian
Strophonella (Quasistrophonella) sp. subgenus	6.3	Animalia : Brachiopoda : Strophomenata : Strophomenida : Strophonellidae : Strophonella : *Strophonella (Quasistrophonella)*	425.6 - 423 Ma Silurian
Strophoprion euglypha species	7	Animalia : Brachiopoda : Strophomenata : Strophomenida : Strophonellidae : Strophonella : *Strophoprion euglypha*	427.4 - 425.6 Ma Silurian
Bryozoa phylum	2	Animalia : Bryozoa	427.4 - 425.6 Ma Silurian
Stictoporella sp. genus	6	Animalia : Bryozoa : Stenolaemata : Cryptostomida : Stictoporellidae : *Stictoporella*	427.4 - 423 Ma Silurian
Conodonta class	3	Animalia : Chordata : Conodonta	427.4 - 425.6 Ma Silurian
Distacodus obliquicostatus species	7	Animalia : Chordata : Dapsilodontidae : Dapsilodus : *Distacodus obliquicostatus*	425.6 - 423 Ma Silurian
Delotaxis sp. genus	6	Animalia : Chordata : Conodonta : Conodontophorida : Hibbardellidae : *Delotaxis*	425.6 - 423 Ma Silurian
Ancoradella ploeckensis species	7	Animalia : Chordata : Conodonta : Conodontophorida : Ancoradella : *Ancoradella ploeckensis*	425.6 - 423 Ma Silurian
Pedavis sp. genus	6	Animalia : Chordata : Conodonta : Conodontophorida : *Pedavis*	425.6 - 423 Ma Silurian
Polygnathoides sp. genus	6	Animalia : Chordata : Conodonta : Conodontophorida : *Polygnathoides*	425.6 - 423 Ma Silurian
Belodella sp. genus	6	Animalia : Chordata : Belodontidae : *Belodella*	425.6 - 423 Ma Silurian
Oneotodus beckmanni species	7	Animalia : Chordata : Strachanognathidae : Pseudooneotodus : *Oneotodus beckmanni*	425.6 - 423 Ma Silurian
Pseudooneotodus bicornis species	7	Animalia : Chordata : Strachanognathidae : Pseudooneotodus : *Pseudooneotodus bicornis*	425.6 - 423 Ma Silurian
Kockelella sp. genus	6	Animalia : Chordata : Kockelellidae : *Kockelella*	425.6 - 423 Ma Silurian
Kockelella ortus species	7	Animalia : Chordata : Conodonta : Ozarkodinida : Kockelellidae : Kockelella : *Kockelella ortus*	427.4 - 425.6 Ma Silurian
Kockelella variabilis species	7	Animalia : Chordata : Kockelellidae : Kockelella : *Kockelella variabilis*	425.6 - 423 Ma Silurian
Nicollidina remscheidensis species	7	Animalia : Chordata : Conodonta : Ozarkodinida : Nicollidina : *Nicollidina remscheidensis*	425.6 - 423 Ma Silurian
Ozarkodina sp. genus	6	Animalia : Chordata : Prioniodontidae : *Ozarkodina*	425.6 - 423 Ma Silurian
Ozarkodina confluens species	7	Animalia : Chordata : Conodonta : Ozarkodinida : Ozarkodina : *Ozarkodina confluens*	425.6 - 423 Ma Silurian
Ozarkodina crispa species	7	Animalia : Chordata : Conodonta : Ozarkodinida : Ozarkodina : *Ozarkodina crispa*	425.6 - 423 Ma Silurian
Ozarkodina snajdri species	7	Animalia : Chordata : Conodonta : Ozarkodinida : Ozarkodina : *Ozarkodina snajdri*	425.6 - 423 Ma Silurian
Ozarkodina typica species	7	Animalia : Chordata : Prioniodontidae : Ozarkodina : *Ozarkodina typica*	425.6 - 423 Ma Silurian
Zieglerodina sp. genus	6	Animalia : Chordata : Spathognathodontidae : *Zieglerodina*	425.6 - 423 Ma Silurian
Wurmiella sp. genus	6	Animalia : Chordata : Spathognathodontidae : *Wurmiella*	425.6 - 423 Ma Silurian
Ozarkodina excavata species	7	Animalia : Chordata : Spathognathodontidae : Wurmiella : *Ozarkodina excavata*	425.6 - 423 Ma Silurian
Paltodus panderi species	7	Animalia : Chordata : Distacodontidae : Panderodus : *Paltodus panderi*	425.6 - 423 Ma Silurian
Panderodus unicostatus species	7	Animalia : Chordata : Distacodontidae : Panderodus : *Panderodus unicostatus*	425.6 - 423 Ma Silurian
Anthozoa class	3	Animalia : Cnidaria : Anthozoa	427.4 - 425.6 Ma Silurian
Rugosa subclass	3.3	Animalia : Cnidaria : Anthozoa : Rugosa	425.6 - 423 Ma Silurian
Tabulata subclass	3.3	Animalia : Cnidaria : Anthozoa : Tabulata	427.4 - 425.6 Ma Silurian
Aulopora sp. genus	6	Animalia : Cnidaria : Anthozoa : Auloporidae : *Aulopora*	425.6 - 423 Ma Silurian
Cystiphyllum sp. genus	6	Animalia : Cnidaria : Anthozoa : Cystiphyllidae : *Cystiphyllum*	425.6 - 423 Ma Silurian
Microplasma sp. genus	6	Animalia : Cnidaria : Anthozoa : Cystiphyllidae : *Microplasma*	427.4 - 425.6 Ma Silurian
Tryplasma sp. genus	6	Animalia : Cnidaria : Anthozoa : Tryplasmatidae : *Tryplasma*	427.4 - 425.6 Ma Silurian
Favosites sp. genus	6	Animalia : Cnidaria : Anthozoa : Favositidae : *Favosites*	425.6 - 423 Ma Silurian
Paleofavosites sp. genus	6	Animalia : Cnidaria : Anthozoa : Favositidae : *Paleofavosites*	427.4 - 425.6 Ma Silurian
Thamnopora sp. genus	6	Animalia : Cnidaria : Anthozoa : Pachyporidae : *Thamnopora*	427.4 - 425.6 Ma Silurian
Thecia sp. genus	6	Animalia : Cnidaria : Anthozoa : Theciidae : *Thecia*	427.4 - 425.6 Ma Silurian
Thecia swinderniana species	7	Animalia : Cnidaria : Anthozoa : Theciidae : Thecia : *Thecia swinderniana*	425.6 - 423 Ma Silurian
Halysites sp. genus	6	Animalia : Cnidaria : Anthozoa : Favositidae : *Halysites*	427.4 - 425.6 Ma Silurian
Halysites catenularia species	7	Animalia : Cnidaria : Anthozoa : Favositidae : Halysites : *Halysites catenularia*	427.4 - 425.6 Ma Silurian
Heliolites sp. genus	6	Animalia : Cnidaria : Anthozoa : Heliolitidae : *Heliolites*	427.4 - 425.6 Ma Silurian
Propora sp. genus	6	Animalia : Cnidaria : Anthozoa : Heliolitida : Proporidae : *Propora*	425.6 - 423 Ma Silurian
Stelliporella sp. genus	6	Animalia : Cnidaria : Anthozoa : Stelliporellidae : *Stelliporella*	425.6 - 423 Ma Silurian
Arachnophyllum sp. genus	6	Animalia : Cnidaria : Anthozoa : Arachnophyllidae : *Arachnophyllum*	427.4 - 425.6 Ma Silurian
Naos sp. genus	6	Animalia : Cnidaria : Anthozoa : Arachnophyllidae : *Naos*	427.4 - 425.6 Ma Silurian
Helminthidium sp. genus	6	Animalia : Cnidaria : Anthozoa : Calostylidae : *Helminthidium*	427.4 - 425.6 Ma Silurian
Entelophyllum sp. genus	6	Animalia : Cnidaria : Anthozoa : Entelophyllidae : *Entelophyllum*	427.4 - 425.6 Ma Silurian
Kodonophyllum sp. genus	6	Animalia : Cnidaria : Anthozoa : Kodonophyllidae : *Kodonophyllum*	427.4 - 425.6 Ma Silurian
Spongophylloides sp. genus	6	Animalia : Cnidaria : Anthozoa : Ptenophyllidae : *Spongophylloides*	427.4 - 425.6 Ma Silurian
Crinoidea class	3	Animalia : Echinodermata : Crinoidea	427.4 - 425.6 Ma Silurian
Cyathocrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : Cyathocrinitidae : *Cyathocrinus*	427.4 - 425.6 Ma Silurian
Gissocrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : Cyathocrinitidae : *Gissocrinus*	427.4 - 425.6 Ma Silurian
Eucalyptocrinites sp. genus	6	Animalia : Echinodermata : Crinoidea : Eucalyptocrinitidae : *Eucalyptocrinites*	427.4 - 425.6 Ma Silurian
Periechocrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : Periechocrinidae : *Periechocrinus*	427.4 - 425.6 Ma Silurian
Botryocrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : Thalamocrinidae : *Botryocrinus*	427.4 - 425.6 Ma Silurian
Enallocrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : *Enallocrinus*	427.4 - 425.6 Ma Silurian
Myelodactylus sp. genus	6	Animalia : Echinodermata : Crinoidea : Myelodactylidae : *Myelodactylus*	427.4 - 425.6 Ma Silurian
Syndetocrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : Crotalocrinitidae : *Syndetocrinus*	427.4 - 425.6 Ma Silurian
Tiaracrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : *Tiaracrinus*	425.6 - 423 Ma Silurian
Pisocrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : Pisocrinidae : *Pisocrinus*	427.4 - 425.6 Ma Silurian
Pycnosaccus sp. genus	6	Animalia : Echinodermata : Crinoidea : *Pycnosaccus*	427.4 - 425.6 Ma Silurian
Protaxocrinus sp. genus	6	Animalia : Echinodermata : Crinoidea : Taxocrinidae : *Protaxocrinus*	427.4 - 425.6 Ma Silurian
Graptolithina class	3	Animalia : Hemichordata : Graptolithina	425.6 - 423 Ma Silurian
Monograptus sp. genus	6	Animalia : Hemichordata : Pterobranchia : Monograptidae : *Monograptus*	427.4 - 425.6 Ma Silurian
Plectograptus sp. genus	6	Animalia : Hemichordata : Graptolithina : Bireclinata : Retiolitidae : *Plectograptus*	427.4 - 425.6 Ma Silurian
Spinograptus sp. genus	6	Animalia : Hemichordata : Graptolithina : Bireclinata : Retiolitidae : *Spinograptus*	427.4 - 423 Ma Silurian
Dendrograptus sp. genus	6	Animalia : Hemichordata : Pterobranchia : Dendrograptidae : *Dendrograptus*	427.4 - 423 Ma Silurian
Bohemograptus sp. genus	6	Animalia : Hemichordata : Graptolithina : *Bohemograptus*	425.6 - 423 Ma Silurian
Bohemograptus bohemicus species	7	Animalia : Hemichordata : Graptolithina : Bohemograptus : *Bohemograptus bohemicus*	427.4 - 425.6 Ma Silurian
Colonograptus sp. genus	6	Animalia : Hemichordata : Graptolithina : *Colonograptus*	427.4 - 425.6 Ma Silurian
Cyrtograptus sp. genus	6	Animalia : Hemichordata : Graptolithina : *Cyrtograptus*	427.4 - 425.6 Ma Silurian
Neocucullograptus sp. genus	6	Animalia : Hemichordata : Graptolithina : *Neocucullograptus*	425.6 - 423 Ma Silurian
Neodiplograptus sp. genus	6	Animalia : Hemichordata : Graptolithina : *Neodiplograptus*	427.4 - 425.6 Ma Silurian
Neodiversograptus sp. genus	6	Animalia : Hemichordata : Graptolithina : *Neodiversograptus*	427.4 - 425.6 Ma Silurian
Bivalvia class	3	Animalia : Mollusca : Bivalvia	427.4 - 425.6 Ma Silurian
Dualina sp. genus	6	Animalia : Mollusca : Bivalvia : Antipleuridae : *Dualina*	425.6 - 423 Ma Silurian
Cardiola sp. genus	6	Animalia : Mollusca : Bivalvia : Praecardiidae : *Cardiola*	425.6 - 423 Ma Silurian
Cardiola signata species	7	Animalia : Mollusca : Bivalvia : Praecardiidae : Cardiola : *Cardiola signata*	425.6 - 423 Ma Silurian
Cardiolidae family	5	Animalia : Mollusca : Bivalvia : Cardiolidae	425.6 - 423 Ma Silurian
Cardiolinka sp. genus	6	Animalia : Mollusca : Bivalvia : Cyrtodontida : Cardiolidae : *Cardiolinka*	425.6 - 423 Ma Silurian
Cardiolita conformis species	7	Animalia : Mollusca : Bivalvia : Cyrtodontida : Cardiolidae : Cardiolinka : *Cardiolita conformis*	425.6 - 423 Ma Silurian
Isiola sp. genus	6	Animalia : Mollusca : Bivalvia : Cardiolidae : *Isiola*	427.4 - 425.6 Ma Silurian
Pygolfia sp. genus	6	Animalia : Mollusca : Bivalvia : Cardiolidae : *Pygolfia*	425.6 - 423 Ma Silurian
Manulicula sp. genus	6	Animalia : Mollusca : Bivalvia : Praecardiidae : *Manulicula*	427.4 - 425.6 Ma Silurian
Slava sp. genus	6	Animalia : Mollusca : Bivalvia : Slavidae : *Slava*	427.4 - 425.6 Ma Silurian
Slavinka sp. genus	6	Animalia : Mollusca : Bivalvia : Slavidae : *Slavinka*	427.4 - 425.6 Ma Silurian
Spanila sp. genus	6	Animalia : Mollusca : Bivalvia : Spanilidae : *Spanila*	425.6 - 423 Ma Silurian
Tetinka sp. genus	6	Animalia : Mollusca : Bivalvia : Spanilidae : *Tetinka*	425.6 - 423 Ma Silurian
Maminka sp. genus	6	Animalia : Mollusca : Bivalvia : Stolidotidae : *Maminka*	427.4 - 425.6 Ma Silurian
Mila sp. genus	6	Animalia : Mollusca : Bivalvia : Stolidotidae : *Mila*	427.4 - 425.6 Ma Silurian
Tenka sp. genus	6	Animalia : Mollusca : Bivalvia : Stolidotidae : *Tenka*	425.6 - 423 Ma Silurian
Butovicella sp. genus	6	Animalia : Mollusca : Bivalvia : Modiomorphida : Modiomorphidae : *Butovicella*	425.6 - 423 Ma Silurian
Butovicella migrans species	7	Animalia : Mollusca : Bivalvia : Modiomorphida : Modiomorphidae : Butovicella : *Butovicella migrans*	427.4 - 425.6 Ma Silurian
Modiolopsis sp. genus	6	Animalia : Mollusca : Bivalvia : Unionida : Iridinidae : *Modiolopsis*	427.4 - 425.6 Ma Silurian
Procarinaria zephyrina species	7	Animalia : Mollusca : Bivalvia : Modiomorphida : Modiomorphidae : Procarinaria : *Procarinaria zephyrina*	427.4 - 425.6 Ma Silurian
Amphiocoelia sp. genus	6	Animalia : Mollusca : Bivalvia : Myalinida : Ambonychiidae : *Amphiocoelia*	427.4 - 425.6 Ma Silurian
Mytilarca sp. genus	6	Animalia : Mollusca : Bivalvia : Myalinida : Ambonychiidae : *Mytilarca*	427.4 - 425.6 Ma Silurian
Lunulacardium sp. genus	6	Animalia : Mollusca : Bivalvia : Myalinida : Lunulacardiidae : *Lunulacardium*	425.6 - 423 Ma Silurian
Patrocardia sp. genus	6	Animalia : Mollusca : Bivalvia : Myalinida : Lunulacardiidae : *Patrocardia*	425.6 - 423 Ma Silurian
Goniophorina sp. genus	6	Animalia : Mollusca : Bivalvia : Lipanellidae : *Goniophorina*	427.4 - 425.6 Ma Silurian
Rhombopteria sp. genus	6	Animalia : Mollusca : Bivalvia : Leiopectinidae : *Rhombopteria*	427.4 - 425.6 Ma Silurian
Praeostrea sp. genus	6	Animalia : Mollusca : Bivalvia : Praeostreidae : *Praeostrea*	427.4 - 425.6 Ma Silurian
Praeostrea bohemica species	7	Animalia : Mollusca : Bivalvia : Praeostreidae : Praeostrea : *Praeostrea bohemica*	427.4 - 425.6 Ma Silurian
Cephalopoda class	3	Animalia : Mollusca : Cephalopoda	427.4 - 425.6 Ma Silurian
Nautiloidea subclass	3.3	Animalia : Mollusca : Cephalopoda : Nautiloidea	427.4 - 425.6 Ma Silurian
Sactoceras sp. genus	6	Animalia : Mollusca : Cephalopoda : Nautilida : Nautilidae : *Sactoceras*	425.6 - 423 Ma Silurian
Barrandeoceras sp. genus	6	Animalia : Mollusca : Cephalopoda : Barrandeoceratidae : *Barrandeoceras*	425.6 - 423 Ma Silurian
Oncoceras sp. genus	6	Animalia : Mollusca : Cephalopoda : Oncoceratidae : *Oncoceras*	425.6 - 423 Ma Silurian
Oncoceratidae family	5	Animalia : Mollusca : Cephalopoda : Oncoceratidae	427.4 - 425.6 Ma Silurian
Dawsonoceras sp. genus	6	Animalia : Mollusca : Cephalopoda : Nautilida : Nautilidae : *Dawsonoceras*	425.6 - 423 Ma Silurian
Geisonoceras sp. genus	6	Animalia : Mollusca : Cephalopoda : Geisonoceratidae : *Geisonoceras*	425.6 - 423 Ma Silurian
Kionoceras sp. genus	6	Animalia : Mollusca : Cephalopoda : Orthoceratidae : *Kionoceras*	425.6 - 423 Ma Silurian
Protobactrites sp. genus	6	Animalia : Mollusca : Cephalopoda : *Protobactrites*	427.4 - 425.6 Ma Silurian
Kosovoceras sp. genus	6	Animalia : Mollusca : Cephalopoda : *Kosovoceras*	425.6 - 423 Ma Silurian
Gastropoda class	3	Animalia : Mollusca : Gastropoda	425.6 - 423 Ma Silurian
Bellerophontoidea superfamily	4.7	Animalia : Mollusca : Gastropoda : Bellerophontida : Bellerophontoidea	427.4 - 425.6 Ma Silurian
Bellerophon sp. genus	6	Animalia : Mollusca : Gastropoda : Bellerophontidae : *Bellerophon*	427.4 - 425.6 Ma Silurian
Bellerophon havliceki species	7	Animalia : Mollusca : Gastropoda : Bellerophontidae : Bellerophon : *Bellerophon havliceki*	427.4 - 425.6 Ma Silurian
Bellerophon scaber species	7	Animalia : Mollusca : Gastropoda : Bellerophontida : Bellerophontidae : Bellerophon : *Bellerophon scaber*	425.6 - 423 Ma Silurian
Cymbularia tarda species	7	Animalia : Mollusca : Gastropoda : Bellerophontidae : Bubovicus : *Cymbularia tarda*	425.6 - 423 Ma Silurian
Coelocyclus novaki species	7	Animalia : Mollusca : Gastropoda : Bellerophontida : Bellerophontidae : Coelocyclus : *Coelocyclus novaki*	427.4 - 425.6 Ma Silurian
Cymbularia decorata species	7	Animalia : Mollusca : Gastropoda : Bellerophontidae : Cymbularia : *Cymbularia decorata*	427.4 - 423 Ma Silurian
Bellerophon nuciformis species	7	Animalia : Mollusca : Gastropoda : Bellerophontidae : Cymbularia : *Bellerophon nuciformis*	425.6 - 423 Ma Silurian
Kodymites sp. genus	6	Animalia : Mollusca : Gastropoda : Bellerophontidae : *Kodymites*	427.4 - 425.6 Ma Silurian
Kodymites vulcanus species	7	Animalia : Mollusca : Gastropoda : Bellerophontidae : Kodymites : *Kodymites vulcanus*	427.4 - 425.6 Ma Silurian
Bellerophon globulus species	7	Animalia : Mollusca : Gastropoda : Bellerophontidae : Bellerophon : *Bellerophon globulus*	427.4 - 425.6 Ma Silurian
Cymbularia rotunda species	7	Animalia : Mollusca : Gastropoda : Bellerophontidae : Cymbularia : *Cymbularia rotunda*	427.4 - 425.6 Ma Silurian
Ptychosphaera constricta species	7	Animalia : Mollusca : Gastropoda : Bellerophontidae : Ptychosphaera : *Ptychosphaera constricta*	427.4 - 425.6 Ma Silurian
Boiotremus sp. genus	6	Animalia : Mollusca : Gastropoda : Bucaniidae : *Boiotremus*	427.4 - 425.6 Ma Silurian
Tremanotus beraunensis species	7	Animalia : Mollusca : Gastropoda : Bucaniidae : Boiotremus : *Tremanotus beraunensis*	427.4 - 425.6 Ma Silurian
Tremanotus caelatus species	7	Animalia : Mollusca : Gastropoda : Bucaniidae : Boiotremus : *Tremanotus caelatus*	427.4 - 425.6 Ma Silurian
Tremanotus distans species	7	Animalia : Mollusca : Gastropoda : Bucaniidae : Boiotremus : *Tremanotus distans*	427.4 - 423 Ma Silurian
Tremanotus incipiens species	7	Animalia : Mollusca : Gastropoda : Bucaniidae : Boiotremus : *Tremanotus incipiens*	427.4 - 425.6 Ma Silurian
Boiotremus kosovensis species	7	Animalia : Mollusca : Gastropoda : Bucaniidae : Boiotremus : *Boiotremus kosovensis*	427.4 - 423 Ma Silurian
Salpingostoma caudatum species	7	Animalia : Mollusca : Gastropoda : Bucaniidae : Grandostoma : *Salpingostoma caudatum*	427.4 - 425.6 Ma Silurian
Tremanotus civis species	7	Animalia : Mollusca : Gastropoda : Bellerophontida : Bucaniidae : Tremanotus : *Tremanotus civis*	425.6 - 423 Ma Silurian
Bellerophon deficiens species	7	Animalia : Mollusca : Gastropoda : Bucaniidae : Bellerophon : *Bellerophon deficiens*	425.6 - 423 Ma Silurian
Tremanotus nautiloidea species	7	Animalia : Mollusca : Gastropoda : Bellerophontida : Bucaniidae : Tremanotus : *Tremanotus nautiloidea*	425.6 - 423 Ma Silurian
Tremanotus tuboides species	7	Animalia : Mollusca : Gastropoda : Bellerophontida : Bucaniidae : Tremanotus : *Tremanotus tuboides*	425.6 - 423 Ma Silurian
Pharetrolites cristatus species	7	Animalia : Mollusca : Gastropoda : Bellerophontida : Tropidodiscidae : Pharetrolites : *Pharetrolites cristatus*	427.4 - 425.6 Ma Silurian
Oxydiscus annularis species	7	Animalia : Mollusca : Gastropoda : Tropidodiscus : *Oxydiscus annularis*	425.6 - 423 Ma Silurian
Orthonychia sp. genus	6	Animalia : Mollusca : Gastropoda : Platyceratidae : *Orthonychia*	427.4 - 425.6 Ma Silurian
Krameriella hornyi species	7	Animalia : Mollusca : Gastropoda : Vltaviellidae : Krameriella : *Krameriella hornyi*	427.4 - 425.6 Ma Silurian
Nematotrochus concurrens species	7	Animalia : Mollusca : Gastropoda : Trochida : Anomphalidae : Pycnomphalus : *Nematotrochus concurrens*	427.4 - 425.6 Ma Silurian
Pycnomphalus immaturus species	7	Animalia : Mollusca : Gastropoda : Euomphalina : Anomphalidae : Pycnomphalus : *Pycnomphalus immaturus*	427.4 - 425.6 Ma Silurian
Pycnotrochus viator species	7	Animalia : Mollusca : Gastropoda : Sinuopeidae : Pycnotrochus : *Pycnotrochus viator*	427.4 - 425.6 Ma Silurian
Brochidium tuba species	7	Animalia : Mollusca : Gastropoda : Craspedostomatidae : Bucanospira : *Brochidium tuba*	427.4 - 423 Ma Silurian
Craspedostoma tuba species	7	Animalia : Mollusca : Gastropoda : Craspedostomatidae : Craspedostoma : *Craspedostoma tuba*	427.4 - 423 Ma Silurian
Spirina sp. genus	6	Animalia : Mollusca : Gastropoda : Craspedostomatidae : *Spirina*	427.4 - 425.6 Ma Silurian
Spirina patula species	7	Animalia : Mollusca : Gastropoda : Craspedostomatidae : Spirina : *Spirina patula*	427.4 - 425.6 Ma Silurian
Temnospira monile species	7	Animalia : Mollusca : Gastropoda : Euomphalina : Craspedostomatidae : Temnospira : *Temnospira monile*	427.4 - 423 Ma Silurian
Temnospira percinctum species	7	Animalia : Mollusca : Gastropoda : Euomphalina : Craspedostomatidae : Temnospira : *Temnospira percinctum*	427.4 - 423 Ma Silurian
Umbotrochus aspersus species	7	Animalia : Mollusca : Gastropoda : Trochida : Elasmonematidae : Discordichilus : *Umbotrochus aspersus*	427.4 - 425.6 Ma Silurian
Trochus normalis species	7	Animalia : Mollusca : Gastropoda : Trochida : Elasmonematidae : Discordichilus : *Trochus normalis*	425.6 - 423 Ma Silurian
Trochus venalis species	7	Animalia : Mollusca : Gastropoda : Trochida : Elasmonematidae : Discordichilus : *Trochus venalis*	425.6 - 423 Ma Silurian
Planitrochus amicus species	7	Animalia : Mollusca : Gastropoda : Trochida : Trochidae : Planitrochus : *Planitrochus amicus*	425.6 - 423 Ma Silurian
Porcellia procera species	7	Animalia : Mollusca : Gastropoda : Euomphalidae : Centrifugus : *Porcellia procera*	427.4 - 423 Ma Silurian
Euomphalopterus sp. genus	6	Animalia : Mollusca : Gastropoda : Euomphalidae : *Euomphalopterus*	427.4 - 425.6 Ma Silurian
Euomphalopterus aliger species	7	Animalia : Mollusca : Gastropoda : Euomphalidae : Euomphalopterus : *Euomphalopterus aliger*	427.4 - 425.6 Ma Silurian
Euomphalopterus recticosta species	7	Animalia : Mollusca : Gastropoda : Euomphalidae : Euomphalopterus : *Euomphalopterus recticosta*	427.4 - 423 Ma Silurian
Pleuromphalus seductor species	7	Animalia : Mollusca : Gastropoda : Euomphalidae : Euomphalopterus : *Pleuromphalus seductor*	427.4 - 425.6 Ma Silurian
Hystricoceras spinosum species	7	Animalia : Mollusca : Gastropoda : Euomphalidae : Hystricoceras : *Hystricoceras spinosum*	427.4 - 423 Ma Silurian
Novakopteron pravoslavi species	7	Animalia : Mollusca : Gastropoda : Euomphalidae : Novakopteron : *Novakopteron pravoslavi*	427.4 - 423 Ma Silurian
Straparollus alacer species	7	Animalia : Mollusca : Gastropoda : Euomphalidae : Philoxene : *Straparollus alacer*	427.4 - 423 Ma Silurian
Straparollus perlongus species	7	Animalia : Mollusca : Gastropoda : Euomphalidae : Philoxene : *Straparollus perlongus*	427.4 - 425.6 Ma Silurian
Phymatifer plicatulus species	7	Animalia : Mollusca : Gastropoda : Euomphalidae : Philoxene : *Phymatifer plicatulus*	427.4 - 425.6 Ma Silurian
Straparollus sodalis species	7	Animalia : Mollusca : Gastropoda : Euomphalidae : Philoxene : *Straparollus sodalis*	427.4 - 425.6 Ma Silurian
Poleumita discors species	7	Animalia : Mollusca : Gastropoda : Euomphalina : Euomphalidae : Poleumita : *Poleumita discors*	425.6 - 423 Ma Silurian
Straparollus honoratus species	7	Animalia : Mollusca : Gastropoda : Euomphalidae : Straparollus : *Straparollus honoratus*	427.4 - 425.6 Ma Silurian
Pachystrophia dilatata species	7	Animalia : Mollusca : Gastropoda : Holopeidae : Pachystrophia : *Pachystrophia dilatata*	427.4 - 425.6 Ma Silurian
Pachystrophia subuloidea species	7	Animalia : Mollusca : Gastropoda : Euomphalina : Holopeidae : Pachystrophia : *Pachystrophia subuloidea*	427.4 - 425.6 Ma Silurian
Raphispira plena species	7	Animalia : Mollusca : Gastropoda : Holopeidae : Raphispira : *Raphispira plena*	425.6 - 423 Ma Silurian
Lytospira sp. genus	6	Animalia : Mollusca : Gastropoda : Ophiletidae : *Lytospira*	427.4 - 425.6 Ma Silurian
Lytospira arcuata species	7	Animalia : Mollusca : Gastropoda : Ophiletidae : Lytospira : *Lytospira arcuata*	425.6 - 423 Ma Silurian
Lytospira tangens species	7	Animalia : Mollusca : Gastropoda : Ophiletidae : Lytospira : *Lytospira tangens*	427.4 - 423 Ma Silurian
Beraunia sp. genus	6	Animalia : Mollusca : Gastropoda : Oriostomatidae : *Beraunia*	427.4 - 425.6 Ma Silurian
Rhabdospira bifrons species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Beraunia : *Rhabdospira bifrons*	427.4 - 423 Ma Silurian
Rhabdospira bohemica species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Beraunia : *Rhabdospira bohemica*	427.4 - 425.6 Ma Silurian
Dyeria carens species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Beraunia : *Dyeria carens*	427.4 - 425.6 Ma Silurian
Cyclotropis detersa species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Beraunia : *Cyclotropis detersa*	427.4 - 423 Ma Silurian
Cyclotropis docens species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Beraunia : *Cyclotropis docens*	427.4 - 423 Ma Silurian
Cyclotropis elliptica species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Beraunia : *Cyclotropis elliptica*	427.4 - 425.6 Ma Silurian
Cyclotropis indocilis species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Beraunia : *Cyclotropis indocilis*	427.4 - 423 Ma Silurian
Cyclotropis placida species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Beraunia : *Cyclotropis placida*	427.4 - 423 Ma Silurian
Cyclotropis querenda species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Beraunia : *Cyclotropis querenda*	427.4 - 425.6 Ma Silurian
Cyclotropis severa species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Beraunia : *Cyclotropis severa*	427.4 - 423 Ma Silurian
Cyclotropis verna species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Beraunia : *Cyclotropis verna*	427.4 - 425.6 Ma Silurian
Cyclotropis vellerosa species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Beraunia : *Cyclotropis vellerosa*	427.4 - 423 Ma Silurian
Morphotropis aliena species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Morphotropis : *Morphotropis aliena*	427.4 - 425.6 Ma Silurian
Pachystrophia bohemica species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Morphotropis : *Pachystrophia bohemica*	427.4 - 425.6 Ma Silurian
Morphotropis capillosa species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Morphotropis : *Morphotropis capillosa*	425.6 - 423 Ma Silurian
Pachystrophia discreta species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Morphotropis : *Pachystrophia discreta*	427.4 - 423 Ma Silurian
Morphotropis procera species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Morphotropis : *Morphotropis procera*	427.4 - 425.6 Ma Silurian
Morphotropis tremulans species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Morphotropis : *Morphotropis tremulans*	427.4 - 425.6 Ma Silurian
Oriostoma sp. genus	6	Animalia : Mollusca : Gastropoda : Oriostomatidae : *Oriostoma*	425.6 - 423 Ma Silurian
Polytropis actaeon species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Oriostoma : *Polytropis actaeon*	427.4 - 425.6 Ma Silurian
Polytropis conjugata species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Oriostoma : *Polytropis conjugata*	425.6 - 423 Ma Silurian
Polytropis costata species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Oriostoma : *Polytropis costata*	425.6 - 423 Ma Silurian
Oriostoma dives species	7	Animalia : Mollusca : Gastropoda : Euomphalina : Oriostomatidae : Oriostoma : *Oriostoma dives*	427.4 - 425.6 Ma Silurian
Polytropis dulcis species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Oriostoma : *Polytropis dulcis*	425.6 - 423 Ma Silurian
Polytropis ingenua species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Oriostoma : *Polytropis ingenua*	427.4 - 425.6 Ma Silurian
Polytropis oblita species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Oriostoma : *Polytropis oblita*	427.4 - 425.6 Ma Silurian
Polytropis ornatula species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Oriostoma : *Polytropis ornatula*	427.4 - 425.6 Ma Silurian
Polytropis recedens species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Oriostoma : *Polytropis recedens*	427.4 - 425.6 Ma Silurian
Polytropis sequens species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Oriostoma : *Polytropis sequens*	425.6 - 423 Ma Silurian
Polytropis tegulata species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Oriostoma : *Polytropis tegulata*	427.4 - 423 Ma Silurian
Polytropis tenera species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Oriostoma : *Polytropis tenera*	427.4 - 423 Ma Silurian
Polytropis tremulans species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Oriostoma : *Polytropis tremulans*	425.6 - 423 Ma Silurian
Tophicola linsleyi species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Tophicola : *Tophicola linsleyi*	427.4 - 425.6 Ma Silurian
Horologium kokeni species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Planitrochidae : Horologium : *Horologium kokeni*	427.4 - 425.6 Ma Silurian
Rotellomphalus tardus species	7	Animalia : Mollusca : Gastropoda : Trochida : Trochidae : Planitrochus : *Rotellomphalus tardus*	425.6 - 423 Ma Silurian
Cyclonema sp. genus	6	Animalia : Mollusca : Gastropoda : Platyceratidae : *Cyclonema*	427.4 - 425.6 Ma Silurian
Cyclonema ampullosum species	7	Animalia : Mollusca : Gastropoda : Platyceratidae : Cyclonema : *Cyclonema ampullosum*	427.4 - 425.6 Ma Silurian
Cyclonemina ananas species	7	Animalia : Mollusca : Gastropoda : Platyceratidae : Cyclonemina : *Cyclonemina ananas*	427.4 - 425.6 Ma Silurian
Cyclonemina cancellatum species	7	Animalia : Mollusca : Gastropoda : Platyceratidae : Cyclonemina : *Cyclonemina cancellatum*	427.4 - 425.6 Ma Silurian
Cyclonema composita species	7	Animalia : Mollusca : Gastropoda : Platyceratidae : Cyclonema : *Cyclonema composita*	425.6 - 423 Ma Silurian
Cyclonema consepultum species	7	Animalia : Mollusca : Gastropoda : Platyceratidae : Cyclonema : *Cyclonema consepultum*	427.4 - 425.6 Ma Silurian
Cyclonema convergens species	7	Animalia : Mollusca : Gastropoda : Platyceratidae : Cyclonema : *Cyclonema convergens*	427.4 - 425.6 Ma Silurian
Cyclonema delicatula species	7	Animalia : Mollusca : Gastropoda : Euomphalina : Platyceratidae : Cyclonema : *Cyclonema delicatula*	427.4 - 425.6 Ma Silurian
Cyclonema formosum species	7	Animalia : Mollusca : Gastropoda : Euomphalina : Platyceratidae : Cyclonema : *Cyclonema formosum*	427.4 - 423 Ma Silurian
Cyclonema karlsteinensis species	7	Animalia : Mollusca : Gastropoda : Euomphalina : Platyceratidae : Cyclonema : *Cyclonema karlsteinensis*	427.4 - 425.6 Ma Silurian
Cyclonema timida species	7	Animalia : Mollusca : Gastropoda : Euomphalina : Platyceratidae : Cyclonema : *Cyclonema timida*	425.6 - 423 Ma Silurian
Cyclonema timidum species	7	Animalia : Mollusca : Gastropoda : Euomphalina : Platyceratidae : Cyclonema : *Cyclonema timidum*	425.6 - 423 Ma Silurian
Cyclonema trepidans species	7	Animalia : Mollusca : Gastropoda : Platyceratidae : Cyclonema : *Cyclonema trepidans*	427.4 - 425.6 Ma Silurian
Naticella suavis species	7	Animalia : Mollusca : Gastropoda : Platyceratidae : Naticellina : *Naticella suavis*	427.4 - 423 Ma Silurian
Naticonema sp. genus	6	Animalia : Mollusca : Gastropoda : Platyceratidae : *Naticonema*	427.4 - 425.6 Ma Silurian
Naticonema similaris species	7	Animalia : Mollusca : Gastropoda : Platyceratidae : Naticonema : *Naticonema similaris*	425.6 - 423 Ma Silurian
Platyceras sp. genus	6	Animalia : Mollusca : Gastropoda : Platyceratidae : *Platyceras*	425.6 - 423 Ma Silurian
Platyceras (Platyceras) sp. subgenus	6.3	Animalia : Mollusca : Gastropoda : Euomphalina : Platyceratidae : Platyceras : *Platyceras (Platyceras)*	427.4 - 425.6 Ma Silurian
Platyceratidae family	5	Animalia : Mollusca : Gastropoda : Platyceratidae	427.4 - 425.6 Ma Silurian
Strophostylus cancellata species	7	Animalia : Mollusca : Gastropoda : Euomphalina : Platyceratidae : Strophostylus : *Strophostylus cancellata*	427.4 - 423 Ma Silurian
Holopea interupta species	7	Animalia : Mollusca : Gastropoda : Platyceratidae : Tachloconcha : *Holopea interupta*	427.4 - 425.6 Ma Silurian
Tubomphalus inflatus species	7	Animalia : Mollusca : Gastropoda : Platyceratidae : Tubomphalus : *Tubomphalus inflatus*	427.4 - 425.6 Ma Silurian
Pleurotomaria sepulta species	7	Animalia : Mollusca : Gastropoda : Platyceratidae : Turbomaria : *Pleurotomaria sepulta*	427.4 - 425.6 Ma Silurian
Visitator extraneus species	7	Animalia : Mollusca : Gastropoda : Visitator : *Visitator extraneus*	427.4 - 425.6 Ma Silurian
Trochus stuxbergi species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Pseudophoridae : Pseudophorus : *Trochus stuxbergi*	425.6 - 423 Ma Silurian
Liospira sp. genus	6	Animalia : Mollusca : Gastropoda : Pleurotomariida : Eotomariidae : *Liospira*	427.4 - 425.6 Ma Silurian
Cataschisma sp. genus	6	Animalia : Mollusca : Gastropoda : Pleurotomariida : Gosseletinidae : *Cataschisma*	427.4 - 425.6 Ma Silurian
Coelozone verna species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Gosseletinidae : Coelozone : *Coelozone verna*	425.6 - 423 Ma Silurian
Conotoma pugnus species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Gosseletinidae : Conotoma : *Conotoma pugnus*	427.4 - 425.6 Ma Silurian
Euryzone calva species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Gosseletinidae : Euryzone : *Euryzone calva*	427.4 - 425.6 Ma Silurian
Euryzone deformata species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Gosseletinidae : Euryzone : *Euryzone deformata*	425.6 - 423 Ma Silurian
Pleurotomaria consolans species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Pleurotomariidae : Pleurotomaria : *Pleurotomaria consolans*	427.4 - 425.6 Ma Silurian
Kozelconcha lipara species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Gosseletinidae : Kozelconcha : *Kozelconcha lipara*	427.4 - 423 Ma Silurian
Kozelconcha obesa species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Gosseletinidae : Kozelconcha : *Kozelconcha obesa*	425.6 - 423 Ma Silurian
Pleurotomaria cytherea species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Pleurotomariidae : Pleurotomaria : *Pleurotomaria cytherea*	427.4 - 425.6 Ma Silurian
Pleurorima migrans species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Gosseletinidae : Pleurorima : *Pleurorima migrans*	427.4 - 425.6 Ma Silurian
Pleurotomaria (Euryzone) comatula species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Gosseletinidae : Euryzone : *Pleurotomaria (Euryzone) comatula*	425.6 - 423 Ma Silurian
Spiroraphe bohemica species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Gosseletinidae : Spiroraphe : *Spiroraphe bohemica*	425.6 - 423 Ma Silurian
Stenoloron sulcatula species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Gosseletinidae : Stenoloron : *Stenoloron sulcatula*	425.6 - 423 Ma Silurian
Pleurotomaria suburbana species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Gosseletinidae : Umbotropis : *Pleurotomaria suburbana*	427.4 - 425.6 Ma Silurian
Murchisonia apate species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Murchisoniidae : Murchisonia : *Murchisonia apate*	427.4 - 425.6 Ma Silurian
Catazone argolis species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Hormotomidae : Catazone : *Catazone argolis*	427.4 - 425.6 Ma Silurian
Murchisonia cuneus species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Murchisoniidae : Murchisonia : *Murchisonia cuneus*	427.4 - 425.6 Ma Silurian
Catazone latona species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Hormotomidae : Catazone : *Catazone latona*	427.4 - 425.6 Ma Silurian
Murchisonia robustula species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Murchisoniidae : Murchisonia : *Murchisonia robustula*	427.4 - 425.6 Ma Silurian
Murchisonia styloidea species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Murchisoniidae : Murchisonia : *Murchisonia styloidea*	427.4 - 425.6 Ma Silurian
Coelocaulus sp. genus	6	Animalia : Mollusca : Gastropoda : Pleurotomariida : Sinuspiridae : *Coelocaulus*	427.4 - 425.6 Ma Silurian
Coelocaulus chlupaci species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Sinuspiridae : Coelocaulus : *Coelocaulus chlupaci*	427.4 - 425.6 Ma Silurian
Coelocaulus cybele species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Hormotomidae : Coelocaulus : *Coelocaulus cybele*	427.4 - 425.6 Ma Silurian
Murchisonia fugitiva species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Sinuspiridae : Coelocaulus : *Murchisonia fugitiva*	427.4 - 425.6 Ma Silurian
Coelocaulus perlonga species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Hormotomidae : Coelocaulus : *Coelocaulus perlonga*	427.4 - 425.6 Ma Silurian
Coelocaulus pollens species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Hormotomidae : Coelocaulus : *Coelocaulus pollens*	427.4 - 425.6 Ma Silurian
Coelocaulus zonaria species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Hormotomidae : Coelocaulus : *Coelocaulus zonaria*	427.4 - 425.6 Ma Silurian
Diplozone attava species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Hormotomidae : Diplozone : *Diplozone attava*	427.4 - 425.6 Ma Silurian
Diplozone retusa species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Hormotomidae : Diplozone : *Diplozone retusa*	427.4 - 423 Ma Silurian
Coelocaulus concinnus species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Sinuspiridae : Coelocaulus : *Coelocaulus concinnus*	427.4 - 425.6 Ma Silurian
Medfracaulus contracta species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Hormotomidae : Medfracaulus : *Medfracaulus contracta*	427.4 - 425.6 Ma Silurian
Holopella jovialis species	7	Animalia : Mollusca : Gastropoda : Loxonematidae : Holopella : *Holopella jovialis*	427.4 - 423 Ma Silurian
Holopella modesta species	7	Animalia : Mollusca : Gastropoda : Loxonematidae : Holopella : *Holopella modesta*	427.4 - 425.6 Ma Silurian
Holopella parvula species	7	Animalia : Mollusca : Gastropoda : Loxonematidae : Holopella : *Holopella parvula*	425.6 - 423 Ma Silurian
Loxonema sp. genus	6	Animalia : Mollusca : Gastropoda : Loxonematidae : *Loxonema*	427.4 - 425.6 Ma Silurian
Loxonema beraunense species	7	Animalia : Mollusca : Gastropoda : Loxonematidae : Loxonema : *Loxonema beraunense*	425.6 - 423 Ma Silurian
Loxonema costulatum species	7	Animalia : Mollusca : Gastropoda : Loxonematidae : Loxonema : *Loxonema costulatum*	425.6 - 423 Ma Silurian
Holopella debilis species	7	Animalia : Mollusca : Gastropoda : Loxonematidae : Loxonema : *Holopella debilis*	427.4 - 425.6 Ma Silurian
Loxonema inexpectatum species	7	Animalia : Mollusca : Gastropoda : Loxonematidae : Loxonema : *Loxonema inexpectatum*	425.6 - 423 Ma Silurian
Loxonema plasi species	7	Animalia : Mollusca : Gastropoda : Loxonematidae : Loxonema : *Loxonema plasi*	427.4 - 425.6 Ma Silurian
Loxonema pollens species	7	Animalia : Mollusca : Gastropoda : Loxonematidae : Loxonema : *Loxonema pollens*	427.4 - 425.6 Ma Silurian
Loxonema praecedens species	7	Animalia : Mollusca : Gastropoda : Loxonematidae : Loxonema : *Loxonema praecedens*	425.6 - 423 Ma Silurian
Terebra sinuosum species	7	Animalia : Mollusca : Gastropoda : Loxonematidae : Loxonema : *Terebra sinuosum*	425.6 - 423 Ma Silurian
Loxonema solvens species	7	Animalia : Mollusca : Gastropoda : Loxonematidae : Loxonema : *Loxonema solvens*	427.4 - 425.6 Ma Silurian
Loxonema torquatum species	7	Animalia : Mollusca : Gastropoda : Loxonematidae : Loxonema : *Loxonema torquatum*	427.4 - 425.6 Ma Silurian
Stylonema arachne species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Loxonematidae : Stylonema : *Stylonema arachne*	427.4 - 425.6 Ma Silurian
Stylonema commutatum species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Loxonematidae : Stylonema : *Stylonema commutatum*	427.4 - 425.6 Ma Silurian
Loxonema domina species	7	Animalia : Mollusca : Gastropoda : Loxonematidae : Stylonema : *Loxonema domina*	427.4 - 425.6 Ma Silurian
Stylonema mater species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Loxonematidae : Stylonema : *Stylonema mater*	427.4 - 425.6 Ma Silurian
Stylonema placidum species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Loxonematidae : Stylonema : *Stylonema placidum*	427.4 - 425.6 Ma Silurian
Stylonema potens species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Loxonematidae : Stylonema : *Stylonema potens*	427.4 - 425.6 Ma Silurian
Stylonema styloideum species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Loxonematidae : Stylonema : *Stylonema styloideum*	427.4 - 425.6 Ma Silurian
Stylonema transiens species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Loxonematidae : Stylonema : *Stylonema transiens*	427.4 - 425.6 Ma Silurian
Platyconus sp. genus	6	Animalia : Mollusca : Gastropoda : Pleurotomariida : Luciellidae : *Platyconus*	427.4 - 425.6 Ma Silurian
Pleurotomaria crenulata species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Luciellidae : Prosolarium : *Pleurotomaria crenulata*	427.4 - 425.6 Ma Silurian
Planitrochus dominus species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Luciellidae : Prosolarium : *Planitrochus dominus*	427.4 - 425.6 Ma Silurian
Prosolarium incumbens species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Luciellidae : Prosolarium : *Prosolarium incumbens*	427.4 - 425.6 Ma Silurian
Prosolarium procerum species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Luciellidae : Prosolarium : *Prosolarium procerum*	427.4 - 425.6 Ma Silurian
Donaldiella morinensis species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Murchisoniidae : Donaldiella : *Donaldiella morinensis*	427.4 - 425.6 Ma Silurian
Cyrtostropha pacifica species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Murchisoniidae : Cyrtostropha : *Cyrtostropha pacifica*	427.4 - 425.6 Ma Silurian
Murchisonia sculpta species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Murchisoniidae : Murchisonia : *Murchisonia sculpta*	427.4 - 425.6 Ma Silurian
Ectomaria laudabilis species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Murchisoniidae : Kaseiella : *Ectomaria laudabilis*	427.4 - 425.6 Ma Silurian
Leptorima oehlerti species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Murchisoniidae : Leptorima : *Leptorima oehlerti*	427.4 - 425.6 Ma Silurian
Mesocoelia delicata species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Murchisoniidae : Mesocoelia : *Mesocoelia delicata*	427.4 - 425.6 Ma Silurian
Mesocoelia discrepans species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Murchisoniidae : Mesocoelia : *Mesocoelia discrepans*	427.4 - 423 Ma Silurian
Mesocoelia janus species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Murchisoniidae : Mesocoelia : *Mesocoelia janus*	427.4 - 423 Ma Silurian
Mesocoelia suspecta species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Murchisoniidae : Mesocoelia : *Mesocoelia suspecta*	427.4 - 425.6 Ma Silurian
Sinuspira tenera species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Sinuspiridae : Michelia : *Sinuspira tenera*	427.4 - 425.6 Ma Silurian
Morania sp. genus	6	Animalia : Mollusca : Gastropoda : Pleurotomariida : Murchisoniidae : *Morania*	427.4 - 425.6 Ma Silurian
Morania declivis species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Murchisoniidae : Morania : *Morania declivis*	427.4 - 425.6 Ma Silurian
Morania vsinuata species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Murchisoniidae : Morania : *Morania vsinuata*	427.4 - 425.6 Ma Silurian
Murchisonia sp. genus	6	Animalia : Mollusca : Gastropoda : Pleurotomariida : Murchisoniidae : *Murchisonia*	427.4 - 425.6 Ma Silurian
Murchisonia (Goniospira) gracillima species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Murchisoniidae : Murchisonia : *Murchisonia (Goniospira) gracillima*	427.4 - 425.6 Ma Silurian
Murchisonia allevata species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Murchisoniidae : Murchisonia : *Murchisonia allevata*	427.4 - 423 Ma Silurian
Phanerotrema sp. genus	6	Animalia : Mollusca : Gastropoda : Pleurotomariida : Phanerotrematidae : *Phanerotrema*	427.4 - 425.6 Ma Silurian
Pleurotomaria lloydii species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Phanerotrematidae : Ulrichospira : *Pleurotomaria lloydii*	425.6 - 423 Ma Silurian
Porcellia filiformis species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Porcelliidae : Barrandecirrus : *Porcellia filiformis*	427.4 - 425.6 Ma Silurian
Porcellia sinistorus species	7	Animalia : Mollusca : Gastropoda : Pleurotomariida : Porcelliidae : Pernericirrus : *Porcellia sinistorus*	427.4 - 423 Ma Silurian
Macrochilina bohemica species	7	Animalia : Mollusca : Gastropoda : Soleniscidae : Decorochilina : *Macrochilina bohemica*	427.4 - 425.6 Ma Silurian
Macrochilina cancellata species	7	Animalia : Mollusca : Gastropoda : Soleniscidae : Decorochilina : *Macrochilina cancellata*	425.6 - 423 Ma Silurian
Macrochilina intermedia species	7	Animalia : Mollusca : Gastropoda : Soleniscidae : Strobeus : *Macrochilina intermedia*	427.4 - 425.6 Ma Silurian
Cyrtospira sp. genus	6	Animalia : Mollusca : Gastropoda : Littorinimorpha : Calyptraeidae : *Cyrtospira*	427.4 - 425.6 Ma Silurian
Cyrtospira funata species	7	Animalia : Mollusca : Gastropoda : Littorinimorpha : Calyptraeidae : Cyrtospira : *Cyrtospira funata*	425.6 - 423 Ma Silurian
Cyrtospira inexpectata species	7	Animalia : Mollusca : Gastropoda : Littorinimorpha : Calyptraeidae : Cyrtospira : *Cyrtospira inexpectata*	425.6 - 423 Ma Silurian
Subulites sp. genus	6	Animalia : Mollusca : Gastropoda : Subulitidae : *Subulites*	427.4 - 425.6 Ma Silurian
Subulites bohemicus species	7	Animalia : Mollusca : Gastropoda : Subulitidae : Subulites : *Subulites bohemicus*	425.6 - 423 Ma Silurian
Turbonitella fraterna species	7	Animalia : Mollusca : Gastropoda : Cycloneritida : Neritopsidae : Turbonitella : *Turbonitella fraterna*	427.4 - 425.6 Ma Silurian
Turbonitella humilis species	7	Animalia : Mollusca : Gastropoda : Cycloneritida : Neritopsidae : Turbonitella : *Turbonitella humilis*	427.4 - 425.6 Ma Silurian
Turbonitella proligera species	7	Animalia : Mollusca : Gastropoda : Cycloneritida : Neritopsidae : Turbonitella : *Turbonitella proligera*	427.4 - 425.6 Ma Silurian
Turbonitella pusilla species	7	Animalia : Mollusca : Gastropoda : Cycloneritida : Neritopsidae : Turbonitella : *Turbonitella pusilla*	427.4 - 423 Ma Silurian
Donaldiella sp. genus	6	Animalia : Mollusca : Gastropoda : Lophospiridae : *Donaldiella*	427.4 - 425.6 Ma Silurian
Eunema sp. genus	6	Animalia : Mollusca : Gastropoda : Lophospiridae : *Eunema*	427.4 - 425.6 Ma Silurian
Gyronema sp. genus	6	Animalia : Mollusca : Gastropoda : Holopeidae : *Gyronema*	427.4 - 425.6 Ma Silurian
Worthenia complexa species	7	Animalia : Mollusca : Gastropoda : Lophospiridae : Longstaffia : *Worthenia complexa*	427.4 - 423 Ma Silurian
Worthenia grata species	7	Animalia : Mollusca : Gastropoda : Lophospiridae : Longstaffia : *Worthenia grata*	427.4 - 425.6 Ma Silurian
Longstaffia teretiuscula species	7	Animalia : Mollusca : Gastropoda : Lophospiridae : Longstaffia : *Longstaffia teretiuscula*	425.6 - 423 Ma Silurian
Loxoplocus sp. genus	6	Animalia : Mollusca : Gastropoda : Lophospiridae : *Loxoplocus*	427.4 - 425.6 Ma Silurian
Lophospira gothlandica species	7	Animalia : Mollusca : Gastropoda : Lophospiridae : Loxoplocus : *Lophospira gothlandica*	425.6 - 423 Ma Silurian
Ruedemannia sp. genus	6	Animalia : Mollusca : Gastropoda : Lophospiridae : *Ruedemannia*	427.4 - 425.6 Ma Silurian
Worthenia aberrans species	7	Animalia : Mollusca : Gastropoda : Lophospiridae : Ruedemannia : *Worthenia aberrans*	425.6 - 423 Ma Silurian
Worthenia cognata species	7	Animalia : Mollusca : Gastropoda : Lophospiridae : Ruedemannia : *Worthenia cognata*	425.6 - 423 Ma Silurian
Pleurotomaria crassior species	7	Animalia : Mollusca : Gastropoda : Lophospiridae : Ruedemannia : *Pleurotomaria crassior*	425.6 - 423 Ma Silurian
Ruedemannia striatula species	7	Animalia : Mollusca : Gastropoda : Lophospiridae : Ruedemannia : *Ruedemannia striatula*	425.6 - 423 Ma Silurian
Ruedemannia subrobusta species	7	Animalia : Mollusca : Gastropoda : Lophospiridae : Ruedemannia : *Ruedemannia subrobusta*	425.6 - 423 Ma Silurian
Auriptygma fortior species	7	Animalia : Mollusca : Gastropoda : Meekospiridae : Auriptygma : *Auriptygma fortior*	427.4 - 425.6 Ma Silurian
Naticopsis sp. genus	6	Animalia : Mollusca : Gastropoda : Cycloneritida : Naticopsidae : *Naticopsis*	427.4 - 425.6 Ma Silurian
Naticopsis errans species	7	Animalia : Mollusca : Gastropoda : Cycloneritida : Naticopsidae : Naticopsis : *Naticopsis errans*	427.4 - 425.6 Ma Silurian
Naticopsis plebeia species	7	Animalia : Mollusca : Gastropoda : Cycloneritida : Naticopsidae : Naticopsis : *Naticopsis plebeia*	425.6 - 423 Ma Silurian
Naticopsis plena species	7	Animalia : Mollusca : Gastropoda : Cycloneritida : Naticopsidae : Naticopsis : *Naticopsis plena*	427.4 - 425.6 Ma Silurian
Naticopsis plicatula species	7	Animalia : Mollusca : Gastropoda : Cycloneritida : Naticopsidae : Naticopsis : *Naticopsis plicatula*	427.4 - 425.6 Ma Silurian
Holopea tumescens species	7	Animalia : Mollusca : Gastropoda : Cycloneritida : Naticopsidae : Naticopsis : *Holopea tumescens*	427.4 - 425.6 Ma Silurian
Naticopsis velox species	7	Animalia : Mollusca : Gastropoda : Cycloneritida : Naticopsidae : Naticopsis : *Naticopsis velox*	425.6 - 423 Ma Silurian
Tubospirina tubicina species	7	Animalia : Mollusca : Gastropoda : Naticopsidae : Tubospirina : *Tubospirina tubicina*	427.4 - 425.6 Ma Silurian
Ptychomphalina inexpectata species	7	Animalia : Mollusca : Gastropoda : Ptychomphalidae : Ptychomphalina : *Ptychomphalina inexpectata*	427.4 - 425.6 Ma Silurian
Sellinema frater species	7	Animalia : Mollusca : Gastropoda : Sinuopeidae : Sellinema : *Sellinema frater*	425.6 - 423 Ma Silurian
Umbospira nigricans species	7	Animalia : Mollusca : Gastropoda : Sinuopeidae : Umbospira : *Umbospira nigricans*	425.6 - 423 Ma Silurian
Berouniconcha filosum species	7	Animalia : Mollusca : Gastropoda : Trochonematidae : Berouniconcha : *Berouniconcha filosum*	427.4 - 425.6 Ma Silurian
Trochonema hesione species	7	Animalia : Mollusca : Gastropoda : Trochonematidae : Berouniconcha : *Trochonema hesione*	427.4 - 423 Ma Silurian
Eunema fraternum species	7	Animalia : Mollusca : Gastropoda : Lophospiridae : Eunema : *Eunema fraternum*	425.6 - 423 Ma Silurian
Eunema lyelli species	7	Animalia : Mollusca : Gastropoda : Lophospiridae : Eunema : *Eunema lyelli*	427.4 - 423 Ma Silurian
Trochonema peregrinum species	7	Animalia : Mollusca : Gastropoda : Trochonematidae : Trochonema : *Trochonema peregrinum*	427.4 - 423 Ma Silurian
Trochonema sp. genus	6	Animalia : Mollusca : Gastropoda : Trochonematidae : *Trochonema*	427.4 - 425.6 Ma Silurian
Conoclisa minuta species	7	Animalia : Mollusca : Paragastropoda : Mimospirida : Clisospiridae : Conoclisa : *Conoclisa minuta*	427.4 - 423 Ma Silurian
Conoclisa schucherti species	7	Animalia : Mollusca : Paragastropoda : Mimospirida : Clisospiridae : Conoclisa : *Conoclisa schucherti*	427.4 - 423 Ma Silurian
Rostroconchia class	3	Animalia : Mollusca : Rostroconchia	427.4 - 425.6 Ma Silurian
Conocardium sp. genus	6	Animalia : Mollusca : Rostroconchia : *Conocardium*	425.6 - 423 Ma Silurian
Archaeopraga pinnaeformis species	7	Animalia : Mollusca : Tergomya : Archinacellida : Archaeopragidae : Archaeopraga : *Archaeopraga pinnaeformis*	427.4 - 425.6 Ma Silurian
Damilina subrotunda species	7	Animalia : Mollusca : Tergomya : Archinacellida : Damilinidae : Damilina : *Damilina subrotunda*	427.4 - 423 Ma Silurian
Damilina umbo species	7	Animalia : Mollusca : Tergomya : Archinacellida : Damilinidae : Damilina : *Damilina umbo*	427.4 - 425.6 Ma Silurian
Cyrtolites inprobus species	7	Animalia : Mollusca : Tergomya : Cyrtonellida : Cyrtolitidae : Cyrtolites : *Cyrtolites inprobus*	427.4 - 425.6 Ma Silurian
Cyrtolites occultus species	7	Animalia : Mollusca : Tergomya : Cyrtonellida : Cyrtolitidae : Cyrtolites : *Cyrtolites occultus*	427.4 - 423 Ma Silurian
Cyrtolites rugosus species	7	Animalia : Mollusca : Tergomya : Cyrtonellida : Cyrtolitidae : Cyrtolites : *Cyrtolites rugosus*	427.4 - 425.6 Ma Silurian
Cyrtolites seminulum species	7	Animalia : Mollusca : Tergomya : Cyrtonellida : Cyrtolitidae : Cyrtolites : *Cyrtolites seminulum*	425.6 - 423 Ma Silurian
Cyrtolites tuboides species	7	Animalia : Mollusca : Tergomya : Cyrtonellida : Cyrtolitidae : Cyrtolites : *Cyrtolites tuboides*	427.4 - 425.6 Ma Silurian
Yochelsonellis decorus species	7	Animalia : Mollusca : Tergomya : Cyrtonellida : Cyrtolitidae : Yochelsonellis : *Yochelsonellis decorus*	425.6 - 423 Ma Silurian
Yochelsonellis fallax species	7	Animalia : Mollusca : Tergomya : Cyrtonellida : Cyrtolitidae : Yochelsonellis : *Yochelsonellis fallax*	427.4 - 425.6 Ma Silurian
Yochelsonellis fasciculatus species	7	Animalia : Mollusca : Tergomya : Cyrtonellida : Cyrtolitidae : Yochelsonellis : *Yochelsonellis fasciculatus*	427.4 - 425.6 Ma Silurian
Yochelsonellis kokeni species	7	Animalia : Mollusca : Tergomya : Cyrtonellida : Cyrtolitidae : Yochelsonellis : *Yochelsonellis kokeni*	427.4 - 425.6 Ma Silurian
Yochelsonellis orphanus species	7	Animalia : Mollusca : Tergomya : Cyrtonellida : Cyrtolitidae : Yochelsonellis : *Yochelsonellis orphanus*	427.4 - 425.6 Ma Silurian
Yochelsonellis planicosta species	7	Animalia : Mollusca : Tergomya : Cyrtonellida : Cyrtolitidae : Yochelsonellis : *Yochelsonellis planicosta*	427.4 - 425.6 Ma Silurian
Isospira lepida species	7	Animalia : Mollusca : Tergomya : Cyrtonellida : Cyrtonellidae : Isospira : *Isospira lepida*	427.4 - 425.6 Ma Silurian
Drahomira sp. genus	6	Animalia : Mollusca : Tergomya : Tryblidiida : Tryblidiidae : *Drahomira*	427.4 - 425.6 Ma Silurian
Drahomira kriziana species	7	Animalia : Mollusca : Tergomya : Tryblidiida : Tryblidiidae : Drahomira : *Drahomira kriziana*	427.4 - 425.6 Ma Silurian
Drahomira rugata species	7	Animalia : Mollusca : Tergomya : Tryblidiida : Tryblidiidae : Drahomira : *Drahomira rugata*	427.4 - 425.6 Ma Silurian
Retipilina knighti species	7	Animalia : Mollusca : Tergomya : Tryblidiida : Tryblidiidae : Retipilina : *Retipilina knighti*	427.4 - 425.6 Ma Silurian
Undicornu carens species	7	Animalia : Mollusca : Tergomya : Tryblidiida : Tryblidiidae : Undicornu : *Undicornu carens*	427.4 - 425.6 Ma Silurian
Undicornu productum species	7	Animalia : Mollusca : Tergomya : Tryblidiida : Tryblidiidae : Undicornu : *Undicornu productum*	427.4 - 425.6 Ma Silurian
Porifera phylum	2	Animalia : Porifera	427.4 - 423 Ma Silurian
Pachytheca sp. genus	6	Animalia : Porifera : Demospongea : Chaetetida : Chaetetidae : *Pachytheca*	427.4 - 425.6 Ma Silurian
Barrandeolites sp. genus	6	Animalia : Porifera : Demospongea : Chaetetida : Tiverinidae : *Barrandeolites*	425.6 - 423 Ma Silurian
Stromatoporoidea class	3	Animalia : Porifera : Stromatoporoidea	425.6 - 423 Ma Silurian
Schistodictyon sp. genus	6	Animalia : Porifera : Stromatoporoidea : Clathrodictyida : Tienodictyidae : *Schistodictyon*	425.6 - 423 Ma Silurian

References

Barrande J. Système Silurien de Centre de la Bohême. Volume VI: Acéphales, Système Silurien de Centre de la Bohême. Volume VI: Acéphales, 1-342

Perner J. (1903) , Gastéropodes, Tome 1: Patellidae et Bellerophontidae, 1-164

Perner J. (1907) , Gastéropodes, Tome 2: Pleurotomaridae et Murchisonidae, 1-380

Perner J. (1911) , Gastéropodes, Tome 3, 1-390

Ríha A. (1936) O nových bellerophon ditech zeckého paleozoika, Príroda 46 12, 1-13

Horný R. J. (1952) Two new representantives of the family Murchisonidae Koken (Gastropoda) from the Silurian of central Bohemia, Sbornik Ustredního Ústavuu Geologického 19, 209-228

Horný R. J. (1953) New gastropods from the Silurian of Central Bohemia, Sbornik Ustredního Ústavuu Geologického 20, 189-211

Horný R. J. (1956) Tryblidiinae Pilsbry, 1899 (Gastropoda) from the Silurian of central Boehmia, Sbornik Ustredního Ústavu Geologického oddíl Paleontologicky 22, 73-102

Horný R. J. (1963) Lower Paleozoic Bellerophontina (Gastropoda) of Bohemia, Sborník Geologickych Ved 2, 57-164

Horný R. J. (1970) Undicornu gen. n., a new minute monoplacophoran mollusc from the Silurian of Bohemia, Časopis Národni Muzea - Oddíl přírodovĕdny 137 3-4, 30-32

Kíž J., Jaeger H., et al (1986) Pridoli--the fourth subdivision of the Silurian, Jahrbuch, Geologische Bundesanstalt in Wien 129 2, 291-361

Chlupac I (1987) Ecostratigraphy of Silurian trilobite assemblages of the Barrandian area, Czechoslovakia, Newsletters on Stratigraphy 17 3, 169-186

Kíž J. (1992) Silurian field excursions: Prague Basin (Barrandian), Bohemia, National Museum of Wales, Geological Series 13, 1-111

Horný R. J., Peel J. S. (1995) A new Silurian gastropod from Bohemia with the operculum in situ, Journal of the Czech Geological Society 40 4, 50-60

Chlupac I., Havlicek V., et al (1998) , Palaeozoic of the Barrandian (Cambrian to Devonian), 1-183

May A. (1999) Revision of the Silurian and Devonian stromatoporoids of Bohemia described by Pocta (1894), Journal of the Czech Geological Society 44 1-2, 167-180

Havlicek V., Storch P. (1999) Silurian and Lochkovian communities in the Prague basin (Barrandian area, Czech Republic), in A. J. Boucot and J. D. Lawson, eds. Paleocommunities--a case study from the Silurian and Lower Devonian. Cambridge University Press, Cambrdige., 200-228

Kíž J. (1999) Bivalvia communities of Bohemian type from the Silurian and Lower Devonian carbonate facies, in A. J. Boucot and J. D. Lawson, eds. Paleocommunities--a case study from the Silurian and Lower Devonian. Cambridge University Press, Cambridge., 229-252

Horný R. J. (2000) Tachloconcha gen. n. and Spirina Kayser, 1889, two additional Lower Palaeozoic gastropods with preserved retractor muscle attachment scars, Bulletin of the Czech Geological Survey 75 4, 415-426

Horný R. J. (2001) Novakopteron, a new Beraunia-like frilled genus from the Silurian of Bohemia (Mollusca, Gastropoda), Časopis Národniho Muzea, Řada příodovĕdná 170 1-4, 37-41

Frýda J., Heidelberger D. (2003) Systematic position of Cyrtoneritimorpha within the class Gastropoda with description of two new genera from Siluro-Devonian strata of Central Europe, Bulletin of the Czech Geological Survey 78 1, 35-39

Horný R. J. (2005) Muscle scars, systematics and mode of life of the Silurian family Drahomiridae (Mollusca, Tergomya), Acta Musei Nationalis Pragae, Series B - Historia Naturalis 61 1-2, 53-76

Slavik L., Kriz J., et al (2010) Reflection of the mid-Ludfordian Lau Event in conodont faunas of Bohemia, Bulletin of Geosciences 85 3, 395-414

Ernst A., Manda S., et al (2011) Cryptostome bryozoan Stictoporella simplex (Pocta, 1894) from the Silurian of Bohemia, Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen 260 1, 79-85

Slavik L., Carls P. (2012) Post-Lau Event (lateLudfordian, Silurian) recovery of conodont faunas of Bohemia, Bulletin of Geosciences 87 4, 815-832

Storch P., Manda S., et al (2016) Wenlock–Ludlow boundary interval revisited: new insights from the offshore facies of the Prague Synform, Czech Republic, Canadian Journal of Earth Sciences 53 7, 666-673

Wagner P. J. (2017) Paleozoic Gastropod, Rostroconch, Helcionelloid and Tergomyan Database

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