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Welleraspis ✝

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Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	4634619	https://www.gbif.org/species/4634619
PaleoBioDB ID (PBDB)	20229	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=20229

Rank

genus

Taxonomy (GBIF,PBDB)

Life : Animalia : Arthropoda : Trilobita : Ptychopariida : Lonchocephalidae : Welleraspis

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
subclass	Libristoma	Fortey 1990
order	Ptychopariida	Swinnerton 1915
family	Lonchocephalidae	Hupé 1955
genus	Welleraspis	Kobayashi 1935

Scientific Name

Welleraspis Kobayashi, 1935

Name Published In

J. Fac. Sci. Tokyo, (Geol. 2) 4 (2), 263 (as Wellerapsis p. 265 & index).

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Welleraspis	genus	belongs to Lonchocephalidae	stated with evidence	Westrop, 1992
Welleraspis	genus	belongs to Asaphida	second hand	Sepkoski, 2002
Welleraspis	genus	belongs to Catillicephalidae	stated without evidence	Jell and Adrain, 2002

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

513 - 501 Ma
Cambrian

Last Recorded Appearance

501 - 485 Ma
Cambrian

Environment

marine (based on Trilobita)

Motility

fast-moving (based on Trilobita)

Vision

well-developed (based on Lonchocephalidae)

Diet

carnivore (based on Trilobita)

Ontogeny

molting,addition of parts (based on Trilobita)

Ecospace Comments

BODY SIZE: Data from Harrington et al. (1959).

Taphonomy

minor spines

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

Name	Status	Common Name(s)	Fossil Occurrences	Oldest	Youngest
Welleraspis humilis species	accepted (GBIF)	No associated record in PBDB
Welleraspis jerseyensis ✝ species	listed (PBDB)
Welleraspis lata species	accepted (GBIF)	No associated record in PBDB
Welleraspis newfoundlandensis ✝ species	accepted (GBIF) listed (PBDB)		8	513 Ma Cambrian	501 Ma Cambrian

Obsolete Names

Name	Source	Taxon Rank	Taxonomy
Wellerapsis Kobayashi, 1935	GBIF	genus	Animalia : Arthropoda : Trilobita : Ptychopariida : Lonchocephalidae : *Wellerapsis*

Synonymy List

Year	Name and Author
1935	Welleraspis Kobayashi
1992	Welleraspis Westrop
2002	Welleraspis Jell and Adrain p. 459
2002	Welleraspis Sepkoski, Jr.

References

Sepkoski, Jr. J. J. (2002) A compendium of fossil marine animal genera, Bulletins of American Paleontology 363, 1-560

Westrop S.R. (1992) Upper Cambrian (Marjuman-Steptoean) trilobites from the Port Au Port Group, western Newfoundland, Journal of Paleontology 66 2, 228-255

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

GBIF/Yale University Peabody Museum: Peabody Invertebrate Paleontology DiGIR Service - via The Interim Register of Marine and Nonmarine Genera

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

Sepkoski, J. J., Jr. (2002). A compendium of fossil marine animal genera. Bulletins of American Paleontology. 363, 1-560. - via The Interim Register of Marine and Nonmarine Genera

extinct group - via The Interim Register of Marine and Nonmarine Genera

J. Fac. Sci. Tokyo, (Geol. 2) 4 (2), 263 (as Wellerapsis p. 265 & index). - 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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