Helicinidae is a family of small tropical land snails which have an operculum. They are terrestrial operculate gastropod mollusks in the superfamily Helicinoidea.
Cerion is a genus of small to medium-sized tropical air-breathing land snails, terrestrial pulmonate gastropods in the family Cerionidae, sometimes known as the peanut snails. The genus is endemic to the Caribbean region.
Chondropoma is a genus of small operculate land snails, terrestrial gastropods in the subfamily Chondropomatinae of the family Annulariidae.
Helicina is a genus of tropical and subtropical land snails with an operculum, terrestrial gastropod mollusks.
Kubaryia is a genus of gastropods in the family Assimineidae. It is monotypic, the only species being Kubaryia pilikia. It is endemic to the island of Peleliu in Palau.
Alcadia is a genus of tropical and subtropical land snails with an operculum, terrestrial gastropod mollusks in the family Helicinidae.
Lamellitrochus pourtalesi is a deep-sea species of sea snail, a marine gastropod mollusk in the family Solariellidae.
Calliostoma atlantis, common name the Atlantis top shell, is a species of sea snail, a marine gastropod mollusk in the family Calliostomatidae.
Calliostoma schroederi, common name Schroeder's top shell, is a species of sea snail, a marine gastropod mollusk in the family Calliostomatidae.
Calliostoma torrei is a species of sea snail, a marine gastropod mollusk in the family Calliostomatidae.
Volutifusus is a genus of sea snails, marine gastropod mollusks in the family Volutidae.
Eucorys barbouri is a species of large sea snail, a marine gastropod mollusk in the family Cassidae, the helmet snails and bonnet snails.
Emoda is a genus of land snails with an operculum, terrestrial gastropod mollusks in the family Helicinidae.
Troschelviana is a genus of land snails with an operculum, terrestrial gastropod mollusks in the family Helicinidae.
Priotrochatella is a genus of land snails with an operculum, terrestrial gastropod mollusks in the family Helicinidae. Priotroachatella occur on calcareous rocks and in caves in the same rocks on Cuban islands - they are critically endangered because of the exploitation of the marble quarries that form their habitat.
Opisthosiphon is a genus of land snails with an operculum, terrestrial gastropod mollusks in the family Annulariidae.
Bullina is a genus of sea snails or bubble snails, marine gastropod molluscs in the family Aplustridae.
Semitrochatella conica is a species of the genus Semitrochatella, land snails with an operculum, terrestrial gastropod mollusks in the family Helicinidae.
Babelomurex juliae is a species of sea snail, a marine gastropod mollusk, in the family Muricidae, the murex snails or rock snails. It occurs in the Atlantic Ocean.
