Prionoceratidae

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.

Prionoceratidae
Imitoceras rotatorium
Scientific classification
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

References

• The Paleobiology Database accessed on 10/01/07