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Asaphida ✝

Photos

Photo Gallery

Ogyginus sp.

Upper Gilwern Quarry, Howey, Llandrindod Wells, Powys, Wales, UK

Ogyginus sp.

Upper Gilwern Quarry, Howey, Llandrindod Wells, Powys, Wales, UK

Housia canadensis

Radium Hot Springs, Golden Mining Division, British Columbia, Canada

Cryptolithoides ulrichi

Murray County, Oklahoma, USA

Ogyginus sp.

Upper Gilwern Quarry, Howey, Llandrindod Wells, Powys, Wales, UK

Ogyginus sp.

Upper Gilwern Quarry, Howey, Llandrindod Wells, Powys, Wales, UK

Housia canadensis

Radium Hot Springs, Golden Mining Division, British Columbia, Canada

Cryptolithoides ulrichi

Murray County, Oklahoma, USA

Ogyginus sp.

Upper Gilwern Quarry, Howey, Llandrindod Wells, Powys, Wales, UK

Ogyginus sp.

Upper Gilwern Quarry, Howey, Llandrindod Wells, Powys, Wales, UK

Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	Not linked to a GBIF record.
PaleoBioDB ID (PBDB)	19834	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=19834

Rank

order (PBDB)

Taxonomy (PBDB)

Life : Animalia : Arthropoda : Trilobita : Asaphida

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	Asaphida	Salter 1864

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Asaphida	order	belongs to Libristoma	stated with evidence	Fortey, 1990
Asaphida	order	belongs to Libristoma	stated without evidence	Hughes, 1994
Asaphida	order	belongs to Trilobita	second hand	Sepkoski, 2002
Asaphida	order	belongs to Trilobita	stated with evidence	Adrain, 2011

Status (PBDB)

extinct

Taxon Size (PBDB)

1,181

First Recorded Appearance

516 - 513 Ma
Cambrian

Last Recorded Appearance

423 - 419 Ma
Paleozoic

Environment

marine (based on Trilobita)

Motility

fast-moving (based on Asaphida)

Diet

deposit feeder (based on Asaphida)

Ontogeny

molting,addition of parts (based on Trilobita)

Ecospace Comments

ECOSPACE CODE: 312
JA: originally entered as "detritivore" but "organic particle feeders on soft sediments" according to Fortey and Owens 1999; applies to "primitive members" only

Taphonomy

low 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

Name	Status	Fossil Occurrences	Oldest	Youngest
Asaphina ✝ suborder	listed (PBDB)
Asaphoidea ✝ superfamily	listed (PBDB)	5,992	513 Ma Cambrian	441 Ma Silurian
Cyclopygoidea ✝ superfamily	listed (PBDB)	1,131	501 Ma Cambrian	450 Ma Late/Upper Ordovician
Dikelocephalacea ✝ superfamily	listed (PBDB)
Trinucleoidea ✝ superfamily	listed (PBDB)	1,959	513 Ma Cambrian	423 Ma Silurian
Anomocaridae ✝ family	accepted (GBIF) listed (PBDB)	68	516 Ma Cambrian	497 Ma Cambrian
Dikelocephalinidae ✝ family	accepted (GBIF) listed (PBDB)
Eurekiidae ✝ family	accepted (GBIF) listed (PBDB)	53	501 Ma Cambrian	485 Ma Cambrian
Hungaiidae ✝ family	accepted (GBIF) listed (PBDB)	81	501 Ma Cambrian	458 Ma Late/Upper Ordovician
Ptychaspididae ✝ family	accepted (GBIF) listed (PBDB)	185	501 Ma Cambrian	485 Ma Cambrian
Remopleuridae ✝ family	accepted (GBIF) listed (PBDB)	10	499 Ma Cambrian	458 Ma Late/Upper Ordovician
Rhyssometopidae ✝ family	accepted (GBIF) listed (PBDB)	36	505 Ma Cambrian	494 Ma Cambrian
Aethedionide ✝ genus	doubtful (GBIF) listed (PBDB)
Ajacicrepida ✝ genus	accepted (GBIF) listed (PBDB)
Borogothus ✝ genus	doubtful (GBIF) listed (PBDB)	2	485 Ma Cambrian	485 Ma Cambrian
Psilocephalinella ✝ genus	doubtful (GBIF) listed (PBDB)
Boschchekulia ✝ genus	doubtful (GBIF) listed (PBDB)
Brandysops ✝ genus	doubtful (GBIF) listed (PBDB)
Bumastides ✝ genus	doubtful (GBIF) listed (PBDB)
Callaspis ✝ genus	doubtful (GBIF) listed (PBDB)
Caulaspis ✝ genus	doubtful (GBIF) listed (PBDB)
Ceratolithus ✝ genus	doubtful (GBIF) listed (PBDB)
Clavatellus ✝ genus	doubtful (GBIF) listed (PBDB)
Cremastoglottos ✝ genus	doubtful (GBIF) listed (PBDB)
Digrypos ✝ genus	doubtful (GBIF) listed (PBDB)
Dikelocephalopsis ✝ genus	doubtful (GBIF) listed (PBDB)
Dipleuropyge ✝ genus	doubtful (GBIF) listed (PBDB)
Doremataspis ✝ genus	doubtful (GBIF) listed (PBDB)
Eirelithus ✝ genus	doubtful (GBIF) listed (PBDB)
Elkia ✝ genus	doubtful (GBIF) listed (PBDB)
Elongatanileus ✝ genus	doubtful (GBIF) listed (PBDB)
Eoapatokephalus ✝ genus	doubtful (GBIF) listed (PBDB)
Eoptychaspis ✝ genus	doubtful (GBIF) listed (PBDB)
Eowuhuia ✝ genus	doubtful (GBIF) listed (PBDB)
Erbenia ✝ genus	doubtful (GBIF) listed (PBDB)
Flabellocephalus ✝ genus	doubtful (GBIF) listed (PBDB)
Galerosaukia ✝ genus	doubtful (GBIF) listed (PBDB)
Glyphopeltis ✝ genus	accepted (GBIF) listed (PBDB)
Gogiura ✝ genus	doubtful (GBIF) listed (PBDB)
Homalopyge ✝ genus	doubtful (GBIF) listed (PBDB)
Hukasawaia ✝ genus	doubtful (GBIF) listed (PBDB)
Isyrakopeltis ✝ genus	doubtful (GBIF) listed (PBDB)
Kaniniella ✝ genus	doubtful (GBIF) listed (PBDB)
Kobayashella ✝ genus	doubtful (GBIF) listed (PBDB)
Kogenium ✝ genus	doubtful (GBIF) listed (PBDB)
Kokuria ✝ genus	doubtful (GBIF) listed (PBDB)
Lakaspis ✝ genus	doubtful (GBIF) listed (PBDB)
Liaoningella ✝ genus	doubtful (GBIF) listed (PBDB)
Lichengia ✝ genus	doubtful (GBIF) listed (PBDB)
Lingukainella ✝ genus	doubtful (GBIF) listed (PBDB)
Lophoholcus ✝ genus	doubtful (GBIF) listed (PBDB)
Lynaspis ✝ genus	doubtful (GBIF) listed (PBDB)
Macropygella ✝ genus	doubtful (GBIF) listed (PBDB)
Macrotoxus ✝ genus	doubtful (GBIF) listed (PBDB)
Mansuyella ✝ genus	doubtful (GBIF) listed (PBDB)
Mapanopsis ✝ genus	doubtful (GBIF) listed (PBDB)
Meeria ✝ genus	accepted (GBIF) listed (PBDB)
Metayuepingia ✝ genus	doubtful (GBIF) listed (PBDB)
Nadiyella ✝ genus	doubtful (GBIF) listed (PBDB)
Nanlingia ✝ genus	doubtful (GBIF) listed (PBDB)
Neopeltis ✝ genus	doubtful (GBIF) listed (PBDB)
Nomadinis ✝ genus	doubtful (GBIF) listed (PBDB)
Notoaphelaspis ✝ genus	doubtful (GBIF) listed (PBDB)
Osceolia ✝ genus	accepted (GBIF) listed (PBDB)
Paivinia ✝ genus	doubtful (GBIF) listed (PBDB)
Palella ✝ genus	accepted (GBIF) listed (PBDB)
Parabumastides ✝ genus	doubtful (GBIF) listed (PBDB)
Paratrinucleus ✝ genus	doubtful (GBIF) listed (PBDB)
Pedinocephalina ✝ genus	doubtful (GBIF) listed (PBDB)
Pedinocephalus ✝ genus	doubtful (GBIF) listed (PBDB)
Plecteuloma ✝ genus	doubtful (GBIF) listed (PBDB)
Plesiyuepingia ✝ genus	doubtful (GBIF) listed (PBDB)
Portentosus ✝ genus	doubtful (GBIF) listed (PBDB)
Psalaspis ✝ genus	accepted (GBIF) listed (PBDB)
Pseudocyclopyge ✝ genus	doubtful (GBIF) listed (PBDB)
Pseudoptyocephalus ✝ genus	doubtful (GBIF) listed (PBDB)
Quitacetra ✝ genus	doubtful (GBIF) listed (PBDB)
Quitalia ✝ genus	doubtful (GBIF) listed (PBDB)
Rhyssometropus ✝ genus	doubtful (GBIF) listed (PBDB)
Saimachia ✝ genus	doubtful (GBIF) listed (PBDB)
Saukioides ✝ genus	doubtful (GBIF) listed (PBDB)
Sinosaukia ✝ genus	doubtful (GBIF) listed (PBDB)
Stigmacephaloides ✝ genus	accepted (GBIF) listed (PBDB)
Tchukeraspis ✝ genus	doubtful (GBIF) listed (PBDB)
Telaemarrolithus ✝ genus	doubtful (GBIF) listed (PBDB)
Temnoura ✝ genus	accepted (GBIF) listed (PBDB)
Theodensia ✝ genus	doubtful (GBIF) listed (PBDB)
Toernquistina ✝ genus	doubtful (GBIF) listed (PBDB)
Tramoria ✝ genus	doubtful (GBIF) listed (PBDB)
Walcottaspis ✝ genus	doubtful (GBIF) listed (PBDB)
Xenasaphus ✝ genus	doubtful (GBIF) listed (PBDB)

Synonymy List

Year	Name and Author
1864	Asaphida Salter
1990	Asaphida Fortey p. 560
1994	Asaphida Hughes
2002	Asaphida Sepkoski, Jr.
2011	Asaphida Adrain p. 107

References

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

Fortey R. A. (1990) Ontogeny, hypostome attachment and trilobite classification, Palaeontology 33 3, 529-576

Hughes N.C. (1994) Ontogeny, intraspecific variation and systematics of the Late Cambrian trilobite Dikelocephalus, Smithsonian Contributions to Paleobiology 79, 1-89

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

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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