Caspia

Caspia is a genus of marine snails, brackish water snails and freshwater snails with a gill and an operculum, an aquatic gastropod mollusk in the family Hydrobiidae. Caspia is the type genus of the Caspiidae, that is a synonym of Pyrgulinae.

Species
Species within the genus Caspia include:
 * Caspia baerii Clessin & W. Dybowski in W. Dybowski, 1888 - type species, marine
 * Caspia brotzkajae Starobogatov in Anistratenko & Prisjazhnjuk, 1992 - marine
 * Caspia gaillardi (Tadjalli-Pour, 1977) - marine
 * Caspia gmelinii Clessin & W. Dybowski in W. Dybowski, 1888 - marine
 * Caspia knipowitchi Makarov, 1938 - marine and brackish
 * Caspia logvinenkoi (Golikov & Starobogatov, 1966) - freshwater
 * Caspia makarovi (Golikov & Starobogatov, 1966) - freshwater and brackish
 * Caspia pallasii Clessin & W. Dybowski, 1887
 * Caspia stanislavi Alexenko & Starobogatov, 1987 - freshwater and brackish
 * Caspia valkanovi (Golikov & Starobogatov, 1966)
 * Species brought into synonymy:
 * Caspia issykkulensis Clessin, 1894 : synonym of Pseudocaspia issykkulensis (Clessin, 1894)