Otoconcha

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

Otoconcha
Otoconcha dimidiata
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Stylommatophora
Family:	Charopidae
Genus:	Otoconcha Hutton, 1884[1]
Synonyms
Otoconcha (Maoriconcha) Dell, 1952 · accepted, alternate representation Otoconcha (Otoconcha) Hutton, 1883 · accepted, alternate representation

Otoconcha is the type genus of the subfamily Otoconchinae.^[2]

Description

Frederick Wollaston Hutton firstly defined this genus in 1884.^[1] Hutton's diagnosis reads as follows:^[1]

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