Family
Heterorthidae Schuchert et Cooper, 1931
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Brachiopoda |
| Subphylum | Rhynchonelliformea |
| Class | Rhynchonellata |
| Order | Orthida |
| Suborder | Dalmanellidina |
| Superfamily | Dalmanelloidea |
| Family | Angusticardiniidae |
| Dalmanellidae | |
| Dicoelosiidae | |
| Harknessellidae | |
| Heterorthidae | |
| Genus | Heterorthina |
| Svobodaina | |
| Family | Paurorthidae |
| Platyorthidae | |
| Rhipidomellidae | |
| Tyronellidae |
See also