| Posttornoceratinae | |
|---|---|
|  Scientific classification   | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Mollusca | 
| Class: | Cephalopoda | 
| Subclass: | † Ammonoidea | 
| Order: | † Goniatitida | 
| Family: | † Posttornoceratidae | 
| Subfamily: | † Posttornoceratinae  Bogoslovsky 1962  | 
| Genera | |
Posttornoceratinae is one of two subfamilies of the Posttornoceratidae 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.