
Bithynia walkeri is a species of freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Bithyniidae. It is only known from two artificial reservoirs in Suphan Buri Province.

Brotia armata is a species of freshwater snail with an operculum, an aquatic gastropod mollusk in the family Pachychilidae.

Cerithium ophioderma is a species of sea snail, a marine gastropod mollusk in the family Cerithiidae.

Conasprella bajanensis is a species of sea snail, a marine gastropod mollusk in the family Conidae, the cone snails and their allies.

Conus bengalensis, common name the Bengal cone, is a species of sea snail, a marine gastropod mollusk in the family Conidae, the cone snails and their allies.

Conus poormani, common name the Poorman's cone, is a species of sea snail, a marine gastropod mollusk in the family Conidae, the cone snails and their allies.

Danilia kuroshio is a species of sea snail, a marine gastropod mollusk in the family Chilodontidae.

Eubranchus mandapamensis is a species of sea slug or nudibranch, a marine gastropod mollusc in the family Eubranchidae.

Flabellina engeli is a species of sea slug, an aeolid nudibranch, a marine gastropod mollusc in the family Flabellinidae.

Perotrochus atlanticus is a species of sea snail, a marine gastropod mollusk in the family Pleurotomariidae.

Trapania pallida is a species of sea slug, a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.

Wattebledia baschi is a species of freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Bithyniidae.