Species
Kjerulfina polycyma Bancroft, 1929
Synonymy list
1929     Kjerulfina polycysma — Bancroft , pp. 61, fig. pl. 2: 10-12
Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Brachiopoda | 
| Subphylum | Rhynchonelliformea | 
| Class | Strophomenata | 
| Order | Strophomenida | 
| Superfamily | Strophomenoidea | 
| Family | Rafinesquinidae | 
| Subfamily | Rafinesquininae | 
| Genus | Kjerulfina | 
| Species | polycyma |