| Prionoceratidae | |
|---|---|
 | |
| Imitoceras rotatorium | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | † Ammonoidea |
| Order: | † Goniatitida |
| Superfamily: | † Prionoceratoidea |
| Family: | † Prionoceratidae Korn et al., 2003 |
| Subfamilies | |
Prionoceratidae is one of seven families of the superfamily Prionoceratoidea, 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.
