Suborder
Lyttoniidina Williams, Harper et Grant, 2000
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Brachiopoda |
| Subphylum | Rhynchonelliformea |
| Class | Strophomenata |
| Order | Productida |
| Suborder | Chonetidina |
| Lyttoniidina | |
| Productidina | |
| Strophalosiidina |