Succinea, common name the amber snails, is a large genus of small, air-breathing land snails, terrestrial pulmonate gastropod molluscs in the family Succineidae.
Vertigo is a genus of minute, air-breathing land snails, terrestrial pulmonate gastropod molluscs or micromollusks in the family Vertiginidae, the whorl snails.
Anguispira is a genus of small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Discidae, the disk snails.
Amnicola is a genus of very small freshwater snails which have an operculum. Amnicola species are aquatic prosobranch gastropod mollusks in the family Amnicolidae according to the taxonomy of the Gastropoda.
Inflectarius is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.
Mesodon is a genus of land snails in the family Polygyridae.
Stenotrema hubrichti is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae. This species is endemic to the United States.
Triodopsis is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.
Vertigo arthuri is a species of land snail in the family Vertiginidae, the whorl snails. It is known by the common names callused Vertigo, or Midwest Pleistocene Vertigo.
Allocrangonyx is a genus of troglobitic amphipod crustaceans from the South Central United States. The two species are both listed as vulnerable on the IUCN Red List. The animals are blind and unpigmented. During the male's development, the outer ramus of the third uropod differentiates into secondary segments and grows to a length greater than the animal's body length.
Polygyridae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Helicoidea.
Euglandina is a genus of predatory medium- to large-sized, air-breathing, land snails, terrestrial pulmonate gastropod mollusks in the family Spiraxidae.
Philomycidae are a family of air-breathing land slugs. They are terrestrial pulmonate gastropod mollusks in the superfamily Arionoidea.
Xolotrema is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.
Euchemotrema is a genus of small, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.
Praticolella is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.
The Helminthoglyptinae are a subfamily of air-breathing land snails, terrestrial pulmonate gastropod mollusks within the family Xanthonychidae.
Mesomphix is a genus of terrestrial gastropods belonging to the family Gastrodontidae.
Stenotrema calvescens, common name Chattanooga slitmouth, is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the subfamily Triodopsinae of the family Polygyridae.
