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Pharostoma

Trilobita - Phacopida - Calymenidae

Taxonomy
Pharostoma was named by Hawle and Corda (1847). Its type is Calymene pulchra.

It was assigned to Calymenidae by Warburg (1925); to Pharostomatinae by Siveter (1977); to Phacopida by Sepkoski (2002); and to Pharostomatidae by Jell and Adrain (2003).

Synonymy list
YearName and author
1847Pharostoma Hawle and Corda
1925Pharostoma Warburg
1977Pharostoma Siveter
2002Pharostoma Sepkoski, Jr.
2003Pharostoma Jell and Adrain p. 425

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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
genusPharostomaHawle and Corda 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