Costasiellidae

Cladus: Eukaryota
Supergroup: Opisthokonta
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Spiralia
Cladus: Lophotrochozoa
Phylum: Mollusca
Classis: Gastropodae
Subclassis: Orthogastropoda
Superordo: Heterobranchia
Informal Group: Opisthobranchia
Subordo: Sacoglossa
Superfamilia: Limapontioidea
Familia: Costasiellidae
Genera: Costasiella

References

* Swennen, C. 2007: Costasiella coronata, new species, and a revised diagnosis for the family Costasiellidae (Mollusca: Opisthobranchia: Sacoglossa). Raffles bulletin of zoology, 55: 355-362. PDF