Hahajima is the second-largest island of the Ogasawara Islands south of the Japanese main island chain. It is about 21 km2 (8 sq mi) in area with a population of 440.
Discula is a genus of small land snails, terrestrial pulmonate gastropod mollusks in the family Geomitridae, the hairy snails and their allies.
Amphicyclotulus guadeloupensis was a species of tropical land snail with a gill and an operculum, a terrestrial gastropod mollusk in the family Neocyclotidae.
The Badwater snail is a species of minute, salt marsh snail endemic to the Badwater Basin in Death Valley. It is found only at low elevations near spring sources, and only in regions with relatively low precipitation. It is capable of living completely submerged in the spring water.
The banded dune snail or Morro shoulderband, scientific name Helminthoglypta walkeriana, is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Helminthoglyptidae.
Lamprocystis denticulata is a species o of small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Euconulidae, the hive snails. This species is found in Guam and Northern Mariana Islands.
Lamprocystis fastigata is a species of small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Euconulidae, the hive snails. This species is found in Guam and Northern Mariana Islands.
Lamprocystis hornbosteli is a species of small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Euconulidae, the hive snails.
Lamprocystis misella is a species of small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Euconulidae, the hive snails.
Mandarina hahajimana is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Camaenidae. This species is endemic to Japan.
Partula taeniata, common name the Moorean viviparous tree snail, is a species of terrestrial gastropod in the Partulidae family. It is endemic to French Polynesia.
Polygyriscus is a genus of minute air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae. This is a monotypic genus of snails containing the single species Polygyriscus virginianus, known commonly as the Virginia fringed mountain snail or the Virginia coil. That species is endemic to the State of Virginia in the United States.
Trochoidea picardi is or was a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Hygromiidae, the hairy snails and their allies.
Vitrinula is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Ariophantidae. Vitrinula is the type genus of the Vitrinulini, that is a synonym of Macrochlamydinae.
Vitrinula hahajimana is an extinct species of air-breathing land snail, a terrestrial gastropod mollusk in the family Ariophantidae. This species was endemic to Japan.
