Genus
Quadrotheca Syssoiev, 1958
List of species
1. Quadrotheca quadrangularis (Holm, 1893) | Kunda Stage
Luokittelu
Organism group | Biota |
Kingdom | Animalia |
Phylum | Mollusca |
Class | Hyolitha |
Order | Orthothecida |
Family | Quadrothecidae |
Genus | Bactrotheca |
Quadrotheca | |
Species | quadrangularis |