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Pionoceras

Cephalopoda - Tarphycerida - Tarphyceratidae

Taxonomy
Pionoceras was named by Ulrich et al. (1942) [Sepkoski's age data: O Aren-u Sepkoski's reference number: 524]. Its type is Nautilus pompanium.

It was assigned to Tarphyceratidae by Ulrich et al. (1942), Teichert et al. (1964) and Evans (2011).

Synonymy list
YearName and author
1942Pionoceras Ulrich et al.
1964Pionoceras Teichert et al. p. 355
2011Pionoceras Evans

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
RankNameAuthor
phylumMollusca
classCephalopodaCuvier 1797
orderTarphycerida()
familyTarphyceratidae
genusPionocerasUlrich et al. 1942

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