Crassostrea angulata
species of mollusc (fossil)
Domain: Eukaryota • Regnum: Animalia • Subregnum: Eumetazoa • Cladus: Bilateria • Superphylum: Protostomia • Phylum: Mollusca • Classis: Bivalvia • Ordo: Ostreoida • Familia: Ostreidae • Genus: Crassostrea • Species: Crassostrea angulata