Streptacidoidea
| Streptacidoidea | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Heterobranchia |
| Infraclass: | incertae sedis |
| Superfamily: | †Streptacidoidea Knight, 1931 |
| Families | |
|
See text | |
Streptacidoidea is an extinct superfamily of fossil sea snails, marine gastropod molluscs in the clade Heterobranchia.