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Yumenaspis
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).
It was assigned to Alsataspididae by Jell and Adrain (2002); and to Asaphida by Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1960 | Yumenaspis Chang |
| 2002 | Yumenaspis Jell and Adrain pp. 462 - 463 |
| 2002 | Yumenaspis Sepkoski |
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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