Pleurotomaria expansa
Bouchet & Rocroi (2005): Domain: Eukaryota • Regnum: Animalia • Subregnum: Eumetazoa • Cladus: Bilateria • Superphylum: Protostomia • Phylum: Mollusca • Classis: Gastropoda • Subclassis: Vetigastropoda • Familia: Pleurotomariidae • Genus: Pleurotomaria • Species: Pleurotomaria expansa (Sowerby, 1821)