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Yumenaspis

Artiopoda - Trinucleida - Alsataspididae

Taxonomy
Yumenaspis was named by Chang (1960) [Sepkoski's age data: O Llde-l O Cara-u Sepkoski's reference number: 1066]. It is not extant.

It was assigned to Alsataspididae by Jell and Adrain (2002); and to Asaphida by Sepkoski (2002).

Species lacking formal opinion data

Synonymy list
YearName and author
1960Yumenaspis Chang
2002Yumenaspis Jell and Adrain pp. 462 - 463
2002Yumenaspis Sepkoski

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
EcdysozoaAguinaldo et al. 1997
Panarthropoda
phylumArthropodaGravenhorst 1843
RankNameAuthor
classArtiopodaHou and Bergstrom
classTrilobitaWalch 1771
subclassLibristoma
orderTrinucleida(Swinnerton 1915)
familyAlsataspididaeTurner 1940
genusYumenaspisChang 1960

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. †Yumenaspis Chang 1960
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Diagnosis
No diagnoses are available