Otoconcha
# Otoconcha

Otoconcha is a genus of small air-breathing semi-slugs, terrestrial pulmonate gastropod molluscs in the family Charopidae.

Otoconcha is the type genus of the subfamily Otoconchinae.

## Description

Frederick Wollaston Hutton firstly defined this genus in 1884. Hutton's diagnosis reads as follows:

   Shell external, of very few rapidly increasing whorls, all of which are open underneath. Animal limaciform, much too large to withdraw into the shell; mantle rather anterior, covering the shell; no locomotive disc, nor mucous caudal gland. Jaw with distant ribs.

## Species

Species within the genus Otoconcha include:

* Otoconcha dimidiata (Pfeiffer, 1853) - type species
* Otoconcha fiordlandica (Dell, 1952)
* Otoconcha oconnori (Powell, 1941)
* Otoconcha roscoei Climo, 1971
