Class
Kutorginata Williams, Carlson, Brunton, Holmer et Popov, 1996
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Brachiopoda |
| Subphylum | Rhynchonelliformea |
| Class | Chileata |
| Kutorginata | |
| Order | Kutorginida |
| Class | Obolellata |
| Rhynchonellata | |
| Strophomenata |