Mathildoidea
edit
Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Spiralia
Cladus: Lophotrochozoa
Phylum: Mollusca
Classis: Gastropoda
Subclassis: Heterobranchia
Infraclassis: "Lower Heterobranchia"
Superfamilia: Mathildoidea
Familiae (1 + 3†):
Mathildidae –
†Gordenellidae –
†Schartiidae –
†Trachoecidae
Name edit
Mathildoidea Dall, 1889