Prionoceratidae
Imitoceras rotatorium
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Cephalopoda
Subclass:	†Ammonoidea
Order:	†Goniatitida
Superfamily:	†Prionoceratoidea
Family:	†Prionoceratidae Korn et al., 2003
Subfamilies
Acutimitoceratinae Balviinae Imitoceratinae Karagandoceratinae Prionoceratinae Voehringeritinae

Prionoceratidae is one of seven families of the superfamily Prionoceratoidea, a member of the Goniatitida order. They are an extinct group of ammonoid, which are shelled cephalopods related to squids, belemnites, octopuses, and cuttlefish, and more distantly to the nautiloids.

• The Paleobiology Database accessed on 10/01/07

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