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Cheilocephalidae ✝

Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)4636947https://www.gbif.org/species/4636947
PaleoBioDB ID (PBDB)133756https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=133756
Rankfamily
Taxonomy (GBIF,PBDB)Life : Animalia : Arthropoda : Trilobita : Corynexochida : Cheilocephalidae
Taxonomic Status (GBIF)accepted
Classification
RankNameAuthor
kingdomAnimaliaLinnaeus 1758
Bilateria
EubilateriaAx 1987
ProtostomiaGrobben 1908
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
subphylumMandibulata
classTrilobitaWalch 1771
orderCorynexochidaKobayashi 1935
familyCheilocephalidaeShaw 1956
Unranked entries are considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors may disagree about how to rank taxa.
Scientific NameCheilocephalidae
Status (PBDB)extinct
Taxon Size (PBDB)22
First Recorded Appearance513 - 505 Ma
Cambrian
Last Recorded Appearance485 - 478 Ma
Paleozoic
Environmentmarine (based on Trilobita)
Motilityactively mobile (based on Corynexochida)
Visionwell-developed
Dietcarnivore (based on Corynexochida)
Ontogenymolting,addition of parts (based on Trilobita)
Taphonomylow Mg calcite, chitin (based on Trilobita)
Primary Reference (PBDB)P. A. Jell and J. M. Adrain. 2002. Available generic names for trilobites. Memoirs of the Queensland Museum 48(2):331-553

Fossil Distribution

Subtaxa

NameStatusCommon Name(s)Fossil OccurrencesOldestYoungest
Aksayaspis
genus
accepted12501 Ma
Cambrian
485 Ma
Cambrian
Cheilocephalus
genus
accepted53513 Ma
Cambrian
485 Ma
Cambrian
Eotaitzuia
genus
accepted2513 Ma
Cambrian
505 Ma
Cambrian
Oligometopus
genus
accepted4501 Ma
Cambrian
485 Ma
Cambrian
Parakoldinia
genus
accepted28505 Ma
Cambrian
478 Ma
Early Ordovician
Pseudokingstonia
genus
accepted3501 Ma
Cambrian
485 Ma
Cambrian
Pseudokoldinia
genus
accepted3485 Ma
Cambrian
485 Ma
Early Ordovician

Synonymy List

YearName and Author
1956Cheilocephalidae Shaw
1997Cheilocephalidae Whittington et al. p. 299
2002Cheilocephalidae Jell and Adrain p. 468
2011Cheilocephalidae Adrain p. 108

References

Jell P. A., Adrain J. M. (2002) Available generic names for trilobites, Memoirs of the Queensland Museum 48 2, 331-553
Whittington H. B., Chatterton B. D. E., et al (1997) Trilobita. Introduction, Order Agnostina, Order Redlichiida. Volume 1, Treatise on Invertebrate Paleontology O, 1-530
Adrain J. M. (2011) Class Trilobita Walch, 1771, Animal biodiversity: an outline of higher-level classification and survey of taxonomic richness 3148, 104-109
Benton, M.J. (ed). (1993). The Fossil Record 2. Chapman & Hall, London, 845 pp. - 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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