Wainuia

Wainuia is a genus of air-breathing predatory land snails, terrestrial pulmonate gastropod molluscs in the family Rhytididae. Species in this genus occur in New Zealand.

Description
The width of the shell of Wainuia is 21–38 mm.

Species
Species within the genus Wainuia include:
 * Wainuia clarki (Powell, 1936), North Island
 * Wainuia edwardi (Suter, 1899), South Island
 * Wainuia fallai (Powell, 1946), South Island
 * Wainuia urnula
 * Wainuia urnula urnula (Pfeiffer, 1855), North Island
 * Wainuia urnula nasuta (Powell, 1946), D'Urville Island

Ecology
Species of the genus Wainuia are carnivorous.

Wainuia have eggs with a calcareous surface which lacks cuticle.