Order †Goniatitida | Rank Subfamily | |
Tornoceratinae is one of three subfamilies of the Tornoceratidae family, 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
Tornoceratinae Wikipedia(Text) CC BY-SA