| Perrinitidae | |
|---|---|
Scientific classification 
| |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | †Ammonoidea |
| Order: | †Goniatitida |
| Superfamily: | †Shumarditoidea |
| Family: | †Perrinitidae Miller & Furnish 1940 |
| Subfamilies | |
Perrinitidae is one of three families of the Shumarditoidea superfamily. 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
References
- The Paleobiology Database Archived 2007-10-01 at the Wayback Machine accessed on 10/01/07