Allognathus graellsianus is a species of land snail in the family Helicidae, the true snails. It is endemic to Mallorca, one of Spain's Balearic Islands. This taxa is the type species of the genus Allognathus.
Bofilliella subarcuata is a species of small, very elongate, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Clausiliidae, the door snails, all of which have a clausilium.
Cryptazeca is a genus of small air-breathing land snails, terrestrial gastropod molluscs in the family Azecidae.
Cryptazeca monodonta is a species of small, air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Azecidae.
Cryptazeca spelaea is a species of gastropod in the family Azecidae. It is endemic to Spain.
Cryptosaccus asturiensis is a species of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family of Hygromiidae, the hairy snails and their allies. This species is endemic to Spain.
Deroceras tarracense is a species of terrestrial slugs in the family Agriolimacidae. This species is endemic to Spain, where it occurs abundantly in the Sierra del Montsant, in the province of Tarragona.
Xerotricha bierzona is a species of air-breathing land snail, terrestrial pulmonate gastropod mollusks in the family Geomitridae, the hairy snails and their allies.
Helicella orzai is a species of land snail in the family Geomitridae, the hairy snails and their allies. It is endemic to Spain.
Helicella striatitala is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Geomitridae, the hairy snails and their allies.
Plentuisa vendia is a species of land snail in the subfamily Helicellinae of the family Geomitridae, the hairy snails and their allies.
Pyrenaearia molae is a species of small air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Hygromiidae, the hairy snails and their allies. This species is endemic to Spain.
Pyrenaearia navasi is a species of small air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Hygromiidae, the hairy snails and their allies. This species is endemic to Spain.
Trissexodon constrictus is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Trissexodontidae.
Zospeum biscaiense is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Ellobiidae, the salt marsh snails. This species is endemic to Spain.
Xerocrassa caroli is a species of air-breathing land snail, a pulmonate gastropod mollusk in the family Geomitridae.
Xerocrassa newka is a species of air-breathing land snail, a pulmonate gastropod mollusk in the family Geomitridae.
Zarateana arganica is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Geomitridae.
Allognathus campanyonii is a species of land snail in the family Helicidae, the true snails.
Allognathus hispanicus is a species of land snail in the family Helicidae, the true snails. This species is endemic to Mallorca, one of Spain's Balearic Islands. The common name is "caragol de Serp", due to the pattern of its shell.
