Perrottetia dermapyrrhosa is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Streptaxidae.
The type locality is Wat Tam Namsrithong, Nong Kung Si District, Kalasin Province, Thailand, 16°48′18.0″N 103°16′42.5″E / 16.805000°N 103.278472°E / 16.805000; 103.278472.
[1] Live specimens exhibit yellowish-red reticulated skin, and reddish tentacular retractor muscles are visible through the semi-transparent body.
Digestive system: Teeth of the radula are arranged in anteriorly V-shaped rows.
[1] It lives in an isolated limestone hill reaching about 300 meters above mean sea level, and which is surrounded by the Korat Plateau.