Suborder
Haploceratina
Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Mollusca |
| Class | Cephalopoda |
| Subclass | Ammonoidea |
| Order | Ammonitida |
| Agoniatitida | |
| Suborder | Ammonitina |
| Ancyloceratina | |
| Haploceratina | |
| Superfamily | Haploceratoidea |
| Family | Acanthoceratidae |
| Baculitidae | |
| Cardioceratidae | |
| Graphoceratidae | |
| Kosmoceratidae | |
| Nostoceratidae | |
| Pachydiscidae | |
| Pseudotissotiidae | |
| Scaphitidae |
See also