- Kirsoceratidae
Taxobox
name = Kirsoceratidae
fossil_range =
image_width =
image_caption =
regnum =Animal ia
phylum =Mollusca
classis =Cephalopod a
subclassis =Ammonoidea
ordo =Goniatitida
subordo =Tornoceratatina
superfamilia =Tornocerataceae
familia = Kirsoceratidae
familia_authority =Arthaber 1911
subdivision_ranks =Genera
subdivision =
*Kirsoceras
*Pernoceras
*Protornoceras
*Tornia Kirsoceratidae is one of five
families of theTornocerataceae Superfamily , a member of theGoniatitida order. They are an extinct group of ammonoid, which are shelledcephalopods related tosquid s,belemnite s, octopi, andcuttlefish , and more distantly to thenautiloid s.References
* [http://paleodb.org/cgi-bin/bridge.pl The Paleobiology Database] accessed on 10/01/07
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