
Adelphotectonica reevei is a species of sea snail, a marine gastropod mollusk in the family Architectonicidae, known as the staircase shells or sundials.

Anatoma munieri is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Anatomidae.

Bursa grayana is a species of sea snail, a marine gastropod mollusk in the family Bursidae, the frog shells.

Clanculus bathyraphe is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails.

Clanculus thomasi is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails.

Compsodrillia tricatenaria is an extinct species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.

Crimora papillata is a species of sea slug, a nudibranch, a shell-less marine gastropod mollusc in the family Polyceridae.

Diaulula sandiegensis is a species of sea slug, a dorid nudibranch, a shell-less marine gastropod mollusk in the family Discodorididae.
Diodora variegata is a species of sea snail, a marine gastropod mollusk in the family Fissurellidae, the keyhole limpets.

Doris montereyensis is a species of sea slug, a dorid nudibranch, a shell-less marine gastropod mollusk in the family Dorididae.

Doto cuspidata is a species of sea slug, a dendronotid nudibranch, a marine gastropod mollusc in the family Dotidae.

Elimia pybasi is a species of freshwater snail with an operculum, aquatic gastropod mollusks in the family Pleuroceridae. This species is endemic to the United States.

Ethalia polita is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails.

Eurytrochus danieli is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails.

Galba schirazensis is a species of air-breathing freshwater snail, an aquatic pulmonate gastropod mollusk in the family Lymnaeidae, the pond snails.

Homalopoma sangarense is a species of sea snail, a marine gastropod mollusk in the family Colloniidae.

Julia exquisita is a species of very small sea snail with a shell comprising two separate hinged pieces or valves. It is a marine gastropod mollusk in the family Juliidae.

Melanopsis etrusca is a species of freshwater snail in the family Melanopsidae. It is endemic to southern Italy, where it is found in hot springs. Today it is known from only four locations and its populations are decreasing. It is threatened by the draining of its hot spring habitat.

Naggsia laomontana is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Plectopylidae.
Nucleolaria granulata, common name the granulated cowry, is a species of sea snail, a cowry, a marine gastropod mollusk in the family Cypraeidae, the cowries.

Onchidoris loveni is a species of sea slug, a dorid nudibranch, a shell-less marine gastropod mollusc in the family Onchidorididae. This species is found in the north-eastern parts of the Atlantic Ocean.

Partulina proxima is a species of tropical air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Achatinellidae. This species is endemic to Moloka'i, Hawaii in the United States.

Phasianella jaspidea is a species of sea snail, a marine gastropod mollusk in the family Phasianellidae.

Phasianella nivosa is a species of sea snail, a marine gastropod mollusk in the family Phasianellidae.

Powelliphanta hochstetteri, known as one of the amber snails, is a species of large, carnivorous land snail, a terrestrial pulmonate gastropod mollusc in the family Rhytididae.

Procalpurnus semistriatus is a species of sea snail, a marine gastropod mollusk in the family Ovulidae, the ovulids, cowry allies or false cowries.

Rhodopetoma erosa is a species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae.

Sagda alveare is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Sagdidae.

Schizoglossa novoseelandica is a predatory species of air-breathing land slug or semi-slug, a terrestrial gastropod mollusc in the family Rhytididae. It is the type species of the genus Schizoglossa and is found only in New Zealand. The survival of this species is not threatened; it is not listed in the 2009 IUCN Red List nor is it in the 2005 New Zealand Threat Classification System lists.

Sediliopsis distans is an extinct species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.

Thylacodes natalensis, common name the solitary worm shell, is a species of sea snail, a marine gastropod mollusk, in the family Vermetidae, the worm snails or worm shells. The species was previously known as Serpulorbis natalensis.

Tibersyrnola cinnamomea is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Umbonium thomasi is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails.
Xerocrassa frater is a species of air-breathing land snail, a pulmonate gastropod mollusk in the family Hygromiidae, the hairy snails and their allies. This species is endemic to the Balearic island of Mallorca in Spain.
Xerocrassa homeyeri is a species of air-breathing land snail, a pulmonate gastropod mollusk in the family Hygromiidae, the hairy snails and their allies. This species is endemic to the Balearic island of Mallorca in Spain.