Species
Bactrotheca quadrangularis (Holm, 1893)
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Mollusca |
| Class | Hyolitha |
| Order | Orthothecida |
| Family | Quadrothecidae |
| Genus | Bactrotheca |
| Species | deleta |
| dens | |
| quadrangularis |
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Mollusca |
| Class | Hyolitha |
| Order | Orthothecida |
| Family | Quadrothecidae |
| Genus | Bactrotheca |
| Species | deleta |
| dens | |
| quadrangularis |