Ochotona ladacensis (Günther, 1875) . Ann. Mag. Nat. Hist., ser. 4, 16:231.
TYPE LOCALITY: "Chagra, 14000 feet above the sea" [Changra, Ladak, Kashmir, India] .
DISTRIBUTION: SW Xinjiang, Qinghai, E Tibet (China); Kashmir (India); Pakistan.
STATUS: Probably not scarce, but poorly known. May be affected by control measures directed at curzoniae .
SYNONYMS: Monotypic.
COMMENTS: Broadly sympatric with curzoniae on the Tibetan Plateau, though not so widely distributed.