Gobi jerboa sibirica annulata". The Gobi jerboa was differentiated from "A. sibirica sibirica" because of its enlarged and globular auditory bullae, and its nearly vertical upper incisors (Allen 1925). Today, there have been 163 recorded occurrences of the Gobi jerboa, however there is currently no known data that examines its population status (The Global Biodiversity Information Facility 2013 and Batsaikhan et al. 2008). The Gobi jerboa is native to China and Mongolia (Smith and Xie 2008). In China, the Gobi jerboa extends east into Xinjiang, west into Nei Mongol, and north into Gansu. In Mongolia, the gobi jerboa can be found in
Gobi Desert is a rain shadow desert, formed by the Tibetan Plateau blocking precipitation from the Indian Ocean reaching the Gobi territory. The Gobi measures over from southwest to northeast and from north to south. The desert is widest in the west, along the line joining the Lake Bosten and the Lop Nor (87°–89° east). It occupies an arc of land in area as of 2007; it is the fifth-largest desert in the world and Asia's second largest. Much of the Gobi is not sandy but has exposed bare rock. In its broadest definition, the Gobi includes the long stretch of desert