Genus
Gryphaea Lamarck, 1801
Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Mollusca | 
| Class | Bivalvia | 
| Superorder | Ostreiformii | 
| Order | Ostreida | 
| Family | Gryphaeidae | 
| Genus | Gryphaea | 
| Species | dilatata | 
 See also 
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Mollusca | 
| Class | Bivalvia | 
| Superorder | Ostreiformii | 
| Order | Ostreida | 
| Family | Gryphaeidae | 
| Genus | Gryphaea | 
| Species | dilatata |