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
Superfamilia Incertae sedis: † Streptacidoidea
Familiae (2): †Cassianebalidae – †Streptacididae
Name
† Streptacidoidea Knight, 1931
References
Links
Streptacidoidea in the World Register of Marine Species
Streptacidoidea is an extinct superfamily of fossil sea snails, marine gastropod molluscs in the informal group Lower Heterobranchia.[1]
Taxonomy
† Family Streptacididae
† Family Cassianebalidae
References
Bouchet, P. & Rocroi, J.-P. (2005). "Classification and Nomenclator of Gastropod Families". Malacologia. 47 (1–2).
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