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Trimerocephalus

Trilobita - Phacopida - Phacopidae

Taxonomy
Trimerocephalus was named by M'Coy (1849) [Sepkoski's age data: D Fame-m Sepkoski's reference number: 1106]. It is not extant.

It was assigned to Phacopida by Sepkoski (2002); and to Phacopidae by Jell and Adrain (2003).

Species
Species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
1849Trimerocephalus M'Coy
2002Trimerocephalus Sepkoski, Jr.
2003Trimerocephalus Jell and Adrain p. 455

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
RankNameAuthor
phylumArthropodaLatreille 1829
subphylumMandibulata
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
familyPhacopidaeHawle and Corda 1847
genusTrimerocephalusM'Coy 1849

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.

Diagnosis
No diagnoses are available