Abstract: A full hierarchic system of mammal fauna in the USSR and CIS countries, list of synonyms, comments on taxonomy, and information about geographical distribution are given. Genus Uncia Gray, 1854 includes one species U. uncia (Schreber, 1776) distributed in highlands (up to 5,000 m) of Central Asia (Tibet, Pamir, Tien-Shan, Altai). Synonyms: irbis.