Species
Grewingkia robustum (Whiteaves, 1897)
Synonymy list
1896     Streptelasma robustum — Whiteaves , pp. 390-391
1981     Grewingkia robustum (Whiteaves, 1897) — Elias , pp. 11
Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Cnidaria | 
| Subphylum | Anthozoa | 
| Subclass | Rugosa | 
| Order | Stauriida | 
| Suborder | Streptelasmatina | 
| Family | Streptelasmatidae | 
| Subfamily | Streptelasmatinae | 
| Genus | Grewingkia | 
| Species | buceros | 
| contexta | |
| europaeum | |
| kiaeri | |
| robustum | |
| rusticum |