Family
Dielasmatidae Schuchert, 1913
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Brachiopoda |
| Subphylum | Rhynchonelliformea |
| Class | Rhynchonellata |
| Order | Terebratulida |
| Suborder | Terebratulidina |
| Superfamily | Dielasmatoidea |
| Family | Dielasmatidae |
| Subfamily | Dielasmatinae |