Gyraulus kahuica

Gyraulus kahuica is a species of minute, air-breathing freshwater snail, an aquatic pulmonate gastropod mollusc or micromollusc in the family Planorbidae, the ram's horn snailss. All planorbids have sinistral shells. It is native to New Zealand.

Etymology
The species name kahuica is derived from "Kahu", a Māori personal name, and was part of the tribal name of the principal Māori tribe in the Hawke's Bay district of New Zealand.

Description
The shell is sinistral and planispiral.