Hydrococcidae

Hydrococcidae is a family of small sea snails, marine gastropod molluscs in the clade Littorinimorpha.

Genera

 * Hydrococcus Thiele, 1928
 *  Hydrococcus brazieri (J. E. Tennison-Woods, 1876) (synonyms : Assiminea brazieri, Ampullarina minuta Tenison Woods, 1877 )