Poromyoidea
Poromyoidea is a superfamily of molluscs. It used to contain only the family Poromyidae, but now it also contains Cetoconchidae.
Families and genera
Members of Poromyoidea are:- Cetoconchidae
- * Cetoconcha
- Poromyidae
- *Cetomya
- * Dermatomya
- * Dilemma
- * †Liopistha
- * Lissomya
- * †Neaeroporomya
- * ''Poromya''