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Songtaoia

Trilobita - Asaphida - Hungaiidae

Taxonomy
Songtaoia was named by Yin (1978) [Sepkoski's age data: O Trem-l O Trem-u Sepkoski's reference number: 927]. It is not extant.

It was assigned to Ptychopariida by Sepkoski (2002); and to Hungaiidae by Jell and Adrain (2003).

Synonymy list
YearName and author
1978Songtaoia Yin
2002Songtaoia Sepkoski, Jr.
2003Songtaoia Jell and Adrain p. 446

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumMandibulata
classTrilobitaWalch 1771
subclassLibristomaFortey 1990
orderAsaphidaSalter 1864
familyHungaiidaeRaymond 1924
genusSongtaoiaYin 1978

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