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Trimerocephalus
Taxonomy
Trimerocephalus was named by M'Coy (1849) [Sepkoski's age data: D Fame-m Sepkoski's reference number: 1106]. It is not extant. Its type is Phacops (Trimerocephalus) mastophthalmus.
It was reranked as Phacops (Trimerocephalus) by Kayser (1889).
It was assigned to Asaphinae by M'Coy (1849); to Phacops by Kayser (1889); to Phacopidae by Jell and Adrain (2002); and to Phacopida by Sepkoski (2002).
It was reranked as Phacops (Trimerocephalus) by Kayser (1889).
It was assigned to Asaphinae by M'Coy (1849); to Phacops by Kayser (1889); to Phacopidae by Jell and Adrain (2002); and to Phacopida by Sepkoski (2002).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1849 | Trimerocephalus M'Coy p. 399 |
| 1889 | Phacops (Trimerocephalus) Kayser p. 288 |
| 1907 | Eutrimerocephalus Gortani |
| 2002 | Trimerocephalus Jell and Adrain p. 455 |
| 2002 | Trimerocephalus Sepkoski |
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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. †Trimerocephalus M'Coy 1849
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†Trimerocephalus chopini Kin and Blazejowski 2013
†Trimerocephalus mastophthalmus Richter 1856
†Trimerocephalus mimbi Feist et al. 2009
†Trimerocephalus nigritus Crônier 2003
†Trimerocephalus shotoriensis Feist et al. 2003
†Trimerocephalus tardispinosus Feist and Becker 1997
Invalid names: Eutrimerocephalus Gortani 1907 [objective synonym]
Diagnosis
No diagnoses are available