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Dokimocephalidae ✝

Photos

Photo Gallery

Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	3266915	https://www.gbif.org/species/3266915
PaleoBioDB ID (PBDB)	392213	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=392213

Rank

family

Taxonomy (GBIF)

Life : Animalia : Arthropoda : Trilobita : Ptychopariida : Dokimocephalidae

Taxonomy (PBDB)

Life : Animalia : Arthropoda : Trilobita : Olenida : Dokimocephalidae

Taxonomic Status (GBIF)

accepted

Classification
(PBDB,GBIF)

Rank	Name	Author
-	Eukaryota
-	Opisthokonta	Cavalier-Smith 1987
kingdom	Animalia
-	Bilateria
-	Eubilateria	Ax 1987
-	Protostomia	Grobben 1908
-	Ecdysozoa
-	Panarthropoda
phylum	Arthropoda	Latreille 1829
subphylum	Mandibulata
class	Trilobita	Walch 1771
order	Olenida	Adrain 2011
family	Dokimocephalidae	(Kobayashi 1935)

Scientific Name

Dokimocephalidae

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Dokimokephalidae	family	belongs to Ptychopariida	stated without evidence	Jell and Adrain, 2002
Dokimokephalidae	family	belongs to Olenida	stated with evidence	Adrain, 2011

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

501 - 494 Ma
Cambrian

Last Recorded Appearance

485 - 478 Ma
Paleozoic

Environment

marine (based on Trilobita)

Motility

fast-moving (based on Trilobita)

Vision

well-developed (based on Dokimokephalidae)

Diet

carnivore (based on Trilobita)

Ontogeny

molting,addition of parts (based on Trilobita)

Taphonomy

low Mg calcite, chitin (based on Trilobita)

Primary Reference (PBDB)

J. M. Adrain. 2011. Class Trilobita Walch, 1771. In Z.-Q. Zhang (ed.), Animal biodiversity: an outline of higher-level classification and survey of taxonomic richness 3148:104-109

Fossil Distribution

Subtaxa

Name	Status	Common Name(s)	Fossil Occurrences	Oldest	Youngest
Apachia ✝ genus	accepted (GBIF) listed (PBDB)		1	501 Ma Cambrian	501 Ma Cambrian
Bartonaspis genus	accepted (GBIF)	No associated record in PBDB
Bellaspidella ✝ genus	doubtful (GBIF) listed (PBDB)		8	501 Ma Cambrian	485 Ma Cambrian
Bellaspis ✝ genus	accepted (GBIF) listed (PBDB)		2	501 Ma Cambrian	501 Ma Cambrian
Burnetiella ✝ genus	accepted (GBIF) listed (PBDB)		34	501 Ma Cambrian	497 Ma Cambrian
Calocephalites ✝ genus	doubtful (GBIF) listed (PBDB)		5	501 Ma Cambrian	501 Ma Cambrian
Chalfontia ✝ genus	accepted (GBIF) listed (PBDB)		2	499 Ma Cambrian	497 Ma Cambrian
Conaspis ✝ genus	accepted (GBIF) listed (PBDB)		5	501 Ma Cambrian	499 Ma Cambrian
Deadwoodia ✝ genus	accepted (GBIF) listed (PBDB)		24	501 Ma Cambrian	497 Ma Cambrian
Deckera ✝ genus	accepted (GBIF) listed (PBDB)		34	501 Ma Cambrian	501 Ma Cambrian
Dellea ✝ genus	accepted (GBIF) listed (PBDB)		78	501 Ma Cambrian	497 Ma Cambrian
Dokimocephalus ✝ genus	accepted (GBIF) listed (PBDB)		21	501 Ma Cambrian	497 Ma Cambrian
Eshelmania ✝ genus	doubtful (GBIF) listed (PBDB)		2	501 Ma Cambrian	501 Ma Cambrian
Glyptometopsis ✝ genus	accepted (GBIF) listed (PBDB)		3	501 Ma Cambrian	501 Ma Cambrian
Heterocaryon ✝ genus	accepted (GBIF) listed (PBDB)		12	501 Ma Cambrian	499 Ma Cambrian
Iddingsia ✝ genus	accepted (GBIF) listed (PBDB)		21	501 Ma Cambrian	497 Ma Cambrian
Jingxiania ✝ genus	accepted (GBIF) listed (PBDB)		13	499 Ma Cambrian	499 Ma Cambrian
Kindbladia ✝ genus	doubtful (GBIF) listed (PBDB)		50	501 Ma Cambrian	497 Ma Cambrian
Kiowaia ✝ genus	doubtful (GBIF) listed (PBDB)		2	499 Ma Cambrian	499 Ma Cambrian
Kyphocephalus ✝ genus	accepted (GBIF) listed (PBDB)		6	501 Ma Cambrian	501 Ma Cambrian
Lorrettina ✝ genus	accepted (GBIF) listed (PBDB)		5	501 Ma Cambrian	499 Ma Cambrian
Onchopeltis ✝ genus	accepted (GBIF) listed (PBDB)
Pinctus ✝ genus	accepted (GBIF) listed (PBDB)		17	501 Ma Cambrian	501 Ma Cambrian
Pseudosaratogia ✝ genus	accepted (GBIF) listed (PBDB)		29	501 Ma Cambrian	497 Ma Cambrian
Ritella ✝ genus	doubtful (GBIF) listed (PBDB)		1	501 Ma Cambrian	501 Ma Cambrian
Stittella genus	accepted (GBIF)	No associated record in PBDB
Sulcocephalus ✝ genus	accepted (GBIF) listed (PBDB)		16	501 Ma Cambrian	497 Ma Cambrian
Taenicephalina ✝ genus	accepted (GBIF) listed (PBDB)		3	501 Ma Cambrian	499 Ma Cambrian
Wuhuia ✝ genus	accepted (GBIF) listed (PBDB)		9	499 Ma Cambrian	497 Ma Cambrian

Synonymy List

Year	Name and Author
1935	Dokimocephalidae Kobayashi
2002	Dokimocephalidae Jell and Adrain p. 470
2011	Dokimokephalidae Adrain p. 107

References

Adrain J. M. (2011) Class Trilobita Walch, 1771, Animal biodiversity: an outline of higher-level classification and survey of taxonomic richness 3148, 104-109

Jell P. A., Adrain J. M. (2002) Available generic names for trilobites, Memoirs of the Queensland Museum 48 2, 331-553

Benton, M.J. (ed). (1993). The Fossil Record 2. Chapman & Hall, London, 845 pp. - via The Interim Register of Marine and Nonmarine Genera

Museum Victoria KEmu database (Oct 2006) - 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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