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Triarthropsis

Trilobita - Ptychopariida - Catillicephalidae

Taxonomy
Triarthropsis was named by Ulrich (1931) [Sepkoski's age data: Cm Fran-u Cm Trep-u Sepkoski's reference number: 379]. It is not extant.

It was assigned to Asaphida by Sepkoski (2002); and to Catillicephalidae by Jell and Adrain (2002).

Species lacking formal opinion data

Synonymy list
YearName and author
1931Triarthropsis Ulrich
2002Triarthropsis Jell and Adrain p. 455
2002Triarthropsis Sepkoski

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
subclassLibristoma
orderPtychopariidaSwinnerton 1915
familyCatillicephalidaeRaymond 1938
genusTriarthropsisUlrich 1931

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

G. †Triarthropsis Ulrich 1931
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Diagnosis
No diagnoses are available