Superregnum: Eukaryota Cladus: Unikonta Cladus: Opisthokonta Cladus: Holozoa Regnum: Animalia Subregnum: Eumetazoa Cladus: ParaHoxozoa Cladus: Bilateria Cladus: Nephrozoa Cladus: Protostomia Cladus: Spiralia Cladus: Lophotrochozoa Phylum: Mollusca Classis: Gastropoda Subclassis: Heterobranchia Infraclassis: Euthyneura Cohors: Tectipleura Subcohors: Euopisthobranchia Ordo: Cephalaspidea Superfamilia: Bulloidea
Familia: Retusidae Genus: Osorattis Species (1): O. dubiosa
Osorattis Iredale, 1929