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Prionocheilus

Trilobita - Phacopida - Calymenidae

Taxonomy
Prionocheilus was named by Rouault (1847). Its type is Prionocheilus verneuili.

It was considered a nomen oblitum by Siveter (1977).

It was assigned to Pharostomatinae by Owen and Bruton (1980); to Phacopida by Sepkoski (2002); and to Pharostomatidae by Jell and Adrain (2003).

Species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
1847Prionocheilus Rouault
1980Prionocheilus Owen and Bruton
2002Prionocheilus Sepkoski, Jr.
2003Prionocheilus Jell and Adrain p. 429

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumMandibulata
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
familyCalymenidaeMilne-Edwards 1840
subfamilyPharostomatinaeHupe 1953
genusPrionocheilusRouault 1847

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