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Plaesiacomia ✝

Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)4633184https://www.gbif.org/species/4633184
PaleoBioDB ID (PBDB)21710https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=21710
Rankgenus
Taxonomy (GBIF,PBDB)Life : Animalia : Arthropoda : Trilobita : Phacopida : Homalonotidae : Plaesiacomia
Taxonomic Status (GBIF)accepted
Classification
(PBDB,GBIF)
RankNameAuthor
-Eukaryota
-OpisthokontaCavalier-Smith 1987
kingdomAnimalia
-Bilateria
-EubilateriaAx 1987
-ProtostomiaGrobben 1908
-Ecdysozoa
-Panarthropoda
phylumArthropodaLatreille 1829
subphylumMandibulata
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
suborderCalymeninaSwinnerton 1915
familyHomalonotidaeChapman 1890
subfamilyColpocoryphinaeHupe 1955
genusPlaesiacomiaHawle & Corda 1847
Scientific NamePlaesiacomia Hawle & Corda, 1847
Name Published InProd. Mon. Böhm. Trilob.
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Plaesiacomiagenusbelongs to TrilobitaimpliedGutiérrez-Marco and Babin, 1999
Plaesiacomiagenusbelongs to Homalonotidaestated without evidenceJell and Adrain, 2002
Plaesiacomiagenusbelongs to Phacopidasecond handSepkoski, 2002
Plaesiacomiagenusbelongs to Colpocoryphinaestated with evidenceCongreve and Lieberman, 2008
Status (PBDB)extinct
Taxon Size (PBDB)3
First Recorded Appearance478 - 470 Ma
Early/Lower Ordovician
Last Recorded Appearance453 - 445 Ma
Late/Upper Ordovician
Environmentmarine (based on Trilobita)
Motilityfast-moving (based on Trilobita)
Visionwell-developed (based on Homalonotidae)
Dietcarnivore (based on Trilobita)
Ontogenymolting,addition of parts (based on Trilobita)
Ecospace CommentsBODY SIZE: Data from Harrington et al. (1959).
Taphonomylow Mg calcite, chitin (based on Trilobita)
Primary Reference (PBDB)J. J. Sepkoski, Jr. 2002. A compendium of fossil marine animal genera. Bulletins of American Paleontology 363:1-560

Fossil Distribution

Subtaxa

NameStatusCommon Name(s)Fossil OccurrencesOldestYoungest
Plaesiacomia oehlerti ✝
species		accepted (GBIF)
listed (PBDB)		17470 Ma
Middle Ordovician		461 Ma
Middle Ordovician
Plaesiacomia rara ✝
species		accepted (GBIF)
listed (PBDB)		4470 Ma
Middle Ordovician		453 Ma
Late/Upper Ordovician

Obsolete Names

NameSourceTaxon RankTaxonomy
Plaesiocomia Hawle & Corda, 1847GBIFgenusAnimalia : Arthropoda : Trilobita : Phacopida : Homalonotidae : Plaesiocomia

Synonymy List

YearName and Author
1847Plaesiacomia Hawle and Corda
1999Plaesiocomia Gutiérrez-Marco and Babin p. 231
2002Plaesiacomia Jell and Adrain p. 426
2002Plaesiacomia Sepkoski, Jr.
2008Plaesiacomia Congreve and Lieberman p. 27

References

Sepkoski, Jr. J. J. (2002) A compendium of fossil marine animal genera, Bulletins of American Paleontology 363, 1-560
Gutiérrez-Marco J. C., Babin C. (1999) Lyrodesma el autres mollusques bivalves des Quartzites Botella (Ordovicien Mayen) de la Zone Centre-ibérique (Espagne), Revista Españlla de Paleontología n° extr. H, 229-238
Jell P. A., Adrain J. M. (2002) Available generic names for trilobites, Memoirs of the Queensland Museum 48 2, 331-553
Congreve C. R., Lieberman B. S. (2008) Phylogenetic and Biogeographic Analysis of Ordovician Homalonotid Trilobites, The Open Paleontological Journal 1, 24-32
Nomenclator Zoologicus. A list of the names of genera and subgenera in zoology from the tenth edition of Linnaeus, 1758 to the end of 2004. Digitised by uBio from vols. 1-9 of Neave (ed.), 1939-1996 plus supplementary digital-only volume. http://ubio.org/NomenclatorZoologicus (as at 2006). - via The Interim Register of Marine and Nonmarine Genera
Prod. Mon. Böhm. Trilob. - via The Interim Register of Marine and Nonmarine Genera
SN2000: Brands, S. J. (compiler) 1989-2005. Systema Naturae 2000. Amsterdam, The Netherlands (2006 version). Available online at http://sn2000.taxonomy.nl/. - via The Interim Register of Marine and Nonmarine Genera
extinct group - via The Interim Register of Marine and Nonmarine Genera
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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