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Valhalloceras

Cephalopoda - Ellesmerocerida - Phthanoncoceratidae

Taxonomy
Valhalloceras was named by Evans and King (1990) [Sepkoski's age data: O Aren Sepkoski's reference number: 1066]. It is not extant. Its type is Valhalloceras floweri.

It was assigned to Phthanoncoceratidae by Evans and King (1990); and to Oncoceratida by Sepkoski (2002).

Synonymy list
YearName and author
1990Valhalloceras Evans and King p. 628
2002Valhalloceras Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
RankNameAuthor
phylumMollusca
classCephalopodaCuvier 1797
orderEllesmerocerida()
familyPhthanoncoceratidae
genusValhalloceras

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