Trissexodon

Trissexodon is a monotypic genus of air-breathing land snails, terrestrial pulmonate gastropod molluscs in the subfamily Trissexodontinae of the family Trissexodontidae.

Species

Trissexodon is the type genus of the family Trissexodontidae, its only species being Trissexodon constrictus.
;Synonyms:

† Trissexodon plioauriculatus : synonym of † Protodrepanostoma plioauriculatum

;Taxon inquirendum:

† ''Trissexodon subconstrictus''

Distribution

The distribution of the genus Trissexodon includes the western Pyrenees.