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Pennoceras

Cephalopoda - Goniatitida - Wiedeyoceratidae

Taxonomy
Pennoceras was named by Miller and Unklesbay (1942) [Sepkoski's age data: C Step-u]. It is not extant.

It was assigned to Goniatitida by Sepkoski (2002); and to Wiedeyoceratidae by Korn (2006) and Furnish et al. (2009).

Synonymy list
YearName and author
1942Pennoceras Miller and Unklesbay
2002Pennoceras Sepkoski, Jr.
2006Pennoceras Korn
2009Pennoceras Furnish et al. p. 120

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
RankNameAuthor
classCephalopodaCuvier 1797
subclassAmmonoidea(Zittel 1884)
orderGoniatitidaHyatt 1884
suborderGoniatitinaHyatt 1884
superfamilyGonioloboceratoidea(Spath 1934)
familyWiedeyoceratidae
genusPennocerasMiller and Unklesbay 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