Meridolum corneovirens

Meridolum corneovirens
The Cumberland Plain Large Land Snail is listed as an endangered species under the NSW Threatened Species Conservation Act. (Threatened species information)
Typical adult shell is 15 - 30 mm diameter.
It is found under logs and other debris and amongst leaf and bark accumulations and burrows into loose during dry periods. 
It feeds on fungi and is generally active at night during moist conditions.