Helenoconcha

Helenoconcha is a genus of small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Charopidae endemic to the island of Saint Helena, hence the genetic epithet. All species save for H. relicta, are extinct.

Species
Species within the genus Helenoconcha include:
 * Helenoconcha leptalea
 * Helenoconcha minutissima
 * Helenoconcha polyodon
 * Helenoconcha pseustes
 * Helenoconcha relicta
 * Helenoconcha sexdentata