This Caryodid like all Caryodids, is endemic to eastern Australia. The Bundaberg Flat-coiled Snail (Pedinogyra terrycarlessi) is very large growing anything up to 70mm. The shell is greenish to dark, reddish brown with irregular dark spiral bands above the umbilical area.
It is found from Bundaberg to Gin Gin and north to Miriam Vale in Queensland, Australia with key areas the Goodnight Scrub and Bundaberg area. Vine forests and thickets are is habitat and it lives under logs, rocks and deep litter.