Gryphaea arcuata

Domain: Eukaryota • Regnum: Animalia • Subregnum: Eumetazoa • Cladus: Bilateria • Superphylum: Protostomia • Phylum: Mollusca • Classis: Bivalvia • Ordo: Ostreoida • Familia: Gryphaeidae • Genus: Gryphaea • Species: Gryphaea arcuata Lamarck, 1801