Basic info Taxonomic history Classification Relationships
Morphology Ecology and taphonomy   Age range and collections

Prionocyclus

Cephalopoda - Ammonitida - Collignoniceratidae

Synonyms
Synonymy list
YearName and author
1876Prionocyclus Meek
1947Germariceras Breistroffer
1988Prionocyclus Kennedy and Cobban p. 606
1996Germariceras Wright et al. p. 186
2001Prionocyclus Kennedy et al. p. 81
2002Germariceras Sepkoski, Jr.
2002Prionocyclus Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea(Zittel 1884)
orderAmmonitidaHyatt 1889
suborderAmmonitinaHyatt 1889
superfamilyAcanthoceratoidea(de Grossouvre 1894)
familyCollignoniceratidaeWright and Wright 1951
subfamilyCollignoniceratinaeWright and Wright 1951
genusPrionocyclusMeek 1876

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