T.E.R:R.A.I.N - Taranaki Educational Resource: Research, Analysis and Information Network

Slug (Paua) Schizoglossa worthyae

Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Superfamily: Rhytidoidea
Family: Rhytididae
Genus: Schizoglossa
Species: S. worthyae
Binomial name: Schizoglossa worthyae
Common name: Paua slug

Schizoglossa worthyae is one of five New Zealand’s species of large predatory, air-breathing, land slugs. It is a carnivorous terrestrial pulmonate gastropod mollusc in the family Rhytididae. 
Adults have length >32mm.  A characteristic of Schizoglossa worthyae shell is that it has radial grooves.
They have been recorded from Paeroa, South Auckland to Whangarei, Hokianga and the Pureora Forest Park. They are usually found under large logs in the native bush. 

Schizoglossa worthyae is classed as threatened and is nationally vulnerable.

The slug underside

Thanks to Wikipedia for text and information: https://creativecommons.org/licenses/by-sa/3.0/