Species
Ingria occidentalis Öpik, 1939
Synonymy list
1939     Ingria occidentalis n. sp. — Öpik , pp. 129, fig. 3.12; 5:3-4
Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Brachiopoda | 
| Subphylum | Rhynchonelliformea | 
| Class | Strophomenata | 
| Order | Strophomenida | 
| Superfamily | Plectambonitoidea | 
| Family | Plectambonitidae | 
| Subfamily | Plectambonitinae | 
| Genus | Ingria | 
| Species | aka | 
| expressa | |
| flabellum | |
| holtedahli | |
| nefedyevi | |
| occidentalis | |
| pakriana |