[3] The specific name, perroteti, is in honor of French naturalist George Samuel Perrottet (1793–1867).

[6] A. perroteti is endemic to the Nilgiri Hills of the Western Ghats, in south India.

It occurs in high-elevation hills, above 1,600 m (5,200 ft), of Kerala and Tamil Nadu states.

This species is known from the Upper Nilgiris, including Mukurthi National Park, Silent Valley and Vellarimala or Camel's Hump and Siruvani peak.

[citation needed] A. perroteti is a diurnal, terrestrial snake found actively moving about on open montane grassland above the tree line.