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Xuanenia

Trilobita - Phacopida - Calymenidae

Taxonomy
Xuanenia was named by Zhou (1977) [Sepkoski's age data: O Ashg-l Sepkoski's reference number: 862].

It was assigned to Pharostomatinae by Tripp et al. (1989); and to Phacopida by Sepkoski (2002).

Synonymy list
YearName and author
1977Xuanenia Zhou
1989Xuanenia Tripp et al. p. 62
2002Xuanenia Sepkoski, Jr.

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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
genusXuaneniaZhou 1977

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