Tornoceratina

Taxobox
name = Goniatitina
fossil_range =


image_width =
image_caption =
regnum = Animalia
phylum = Mollusca
classis = Cephalopoda
subclassis = Ammonoidea
ordo = Goniatitida
subordo = Tornoceratatina
subordo_authority = Wedekind, 1914
| subdivision_ranks = Superfamilies
subdivision =
* Dimerocerataceae
* Prionocerataceae
* Pseudohaloritaceae
* Tornocerataceae

Tornoceratatina is one of two suborders 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

* [http://paleodb.org/cgi-bin/bridge.pl The Paleobiology Database] accessed on 10/01/07