Prionoceratidae

Prionoceratidae
	Imitoceras rotatorium
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Cephalopoda
Subclass:	Ammonoidea
Order:	Goniatitida
Suborder:	Tornoceratatina
Superfamily:	Prionocerataceae
Family:	Prionoceratidae; Korn et al., 2003
Subfamilies
	Acutimitoceratinae; Balviinae; Imitoceratinae; Karagandoceratinae; Prionoceratinae; Voehringeritinae;

Prionoceratidae is one of seven families of the Prionocerataceae families, 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.

References

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