Species
Ahtiella plana Hessland, 1949
Synonyymit
1949 Ahtiella plana n. sp. — Hessland , pp. 524, fig. 1:6,7
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Brachiopoda |
| Subphylum | Rhynchonelliformea |
| Class | Strophomenata |
| Order | Strophomenida |
| Superfamily | Plectambonitoidea |
| Family | Taffiidae |
| Subfamily | Ahtiellinae |
| Genus | Ahtiella |
| Species | arenaria |
| baltica | |
| jaanussoni | |
| lirata | |
| oelandica | |
| plana |