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Gower - Brady, Iowa, USA

Formation	Gower
Member	Brady
Age:	433 - 423 Ma Silurian
Interval	Wenlock
Tectonic Setting	Cratonic basin
Lithology	wackestone/lime mudstone, packstone
Number of Collections	2
Number of Occurrences	42

Recorded Sample Locations

Location	Region	Stratigraphic Name
Harpidium	Linn County, Iowa, USA	Gower - Brady
Wyoming Quarry. Protomegastrophia-Atrypa Community	Jones County, Iowa, USA	Gower - Brady

Associated Units

Stratigraphic Name	Age	Lithology	Occurrence Records
Scotch Grove - Pallisades-Kepler	433 - 427 Ma Silurian	wackestone/"carbonate"	31
Scotch Grove - Waubeek	433 - 427 Ma Silurian	wackestone	19

Recorded Fossils

Accepted Name	Type	Hierarchy	Age
Leperditia sp. genus	6	Animalia : Arthropoda : Ostracoda : Leperditiidae : *Leperditia*	433.4 - 423 Ma Silurian
Dinobolus sp. genus	6	Animalia : Brachiopoda : Craniata : Trimerellidae : *Dinobolus*	433.4 - 423 Ma Silurian
Trimerella sp. genus	6	Animalia : Brachiopoda : Craniata : Trimerellida : Trimerellidae : *Trimerella*	433.4 - 427.4 Ma Silurian
Hyattidina sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Athyridida : Meristellidae : *Hyattidina*	433.4 - 423 Ma Silurian
Meristellidae family	5	Animalia : Brachiopoda : Rhynchonellata : Athyridida : Meristellidae	433.4 - 423 Ma Silurian
Meristina sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Athyridida : Meristellidae : *Meristina*	433.4 - 423 Ma Silurian
Whitfieldella sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Athyridida : Meristellidae : *Whitfieldella*	433.4 - 423 Ma Silurian
Atrypa sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Atrypida : Atrypidae : *Atrypa*	433.4 - 427.4 Ma Silurian
Nalivkinia sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Atrypida : Atrypinidae : *Nalivkinia*	433.4 - 423 Ma Silurian
Orthida order	4	Animalia : Brachiopoda : Rhynchonellata : Orthida	433.4 - 423 Ma Silurian
Harpidium (Isovella) sp. subgenus	6.3	Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Pentameridae : *Harpidium (Isovella)*	433.4 - 427.4 Ma Silurian
Rhynchonellida order	4	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida	433.4 - 423 Ma Silurian
Sphaerirhynchia sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Hebetoechiidae : *Sphaerirhynchia*	433.4 - 427.4 Ma Silurian
Uncinulidae family	5	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Uncinulidae	433.4 - 423 Ma Silurian
Cyrtioidea superfamily	4.7	Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Cyrtioidea	433.4 - 427.4 Ma Silurian
Spiriferida order	4	Animalia : Brachiopoda : Rhynchonellata : Spiriferida	433.4 - 423 Ma Silurian
Spirinella sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Reticulariidae : *Spirinella*	433.4 - 423 Ma Silurian
Fardenia (Coolinia) sp. subgenus	6.3	Animalia : Brachiopoda : Strophomenata : Orthotetida : Chilidiopsidae : *Fardenia (Coolinia)*	433.4 - 427.4 Ma Silurian
Strophomenida order	4	Animalia : Brachiopoda : Strophomenata : Strophomenida	433.4 - 427.4 Ma Silurian
Leptaena sp. genus	6	Animalia : Brachiopoda : Strophomenata : Strophomenida : Rafinesquinidae : *Leptaena*	433.4 - 427.4 Ma Silurian
Stropheodontidae family	5	Animalia : Brachiopoda : Strophomenata : Strophomenida : Stropheodontidae	433.4 - 423 Ma Silurian
Rugosa subclass	3.3	Animalia : Cnidaria : Anthozoa : Rugosa	433.4 - 427.4 Ma Silurian
Tabulata subclass	3.3	Animalia : Cnidaria : Anthozoa : Tabulata	433.4 - 423 Ma Silurian
Favosites sp. genus	6	Animalia : Cnidaria : Anthozoa : Favositidae : *Favosites*	433.4 - 423 Ma Silurian
Halysites sp. genus	6	Animalia : Cnidaria : Anthozoa : Favositidae : *Halysites*	433.4 - 427.4 Ma Silurian
Heliolites sp. genus	6	Animalia : Cnidaria : Anthozoa : Heliolitidae : *Heliolites*	433.4 - 423 Ma Silurian
Pycnostylus sp. genus	6	Animalia : Cnidaria : Anthozoa : Pycnostylidae : *Pycnostylus*	433.4 - 423 Ma Silurian
Echinodermata phylum	2	Animalia : Echinodermata	433.4 - 427.4 Ma Silurian
Cyrtodonta sp. genus	6	Animalia : Mollusca : Bivalvia : Cyrtodontidae : *Cyrtodonta*	433.4 - 423 Ma Silurian
Mytilarca sp. genus	6	Animalia : Mollusca : Bivalvia : Myalinida : Ambonychiidae : *Mytilarca*	433.4 - 423 Ma Silurian
Pterinea sp. genus	6	Animalia : Mollusca : Bivalvia : Ostreida : Pterineidae : *Pterinea*	433.4 - 427.4 Ma Silurian
Nautiloidea subclass	3.3	Animalia : Mollusca : Cephalopoda : Nautiloidea	433.4 - 427.4 Ma Silurian
Gastropoda class	3	Animalia : Mollusca : Gastropoda	433.4 - 427.4 Ma Silurian

References

Witzke B. J., Johnson M. E. (1999) Silurian brachiopod and related benthic communities from carbonate platform and mound environments of Iowa and surrounding areas, Paleocommunities--a case study from the Silurian and Lower Devonian, 806-840

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

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