Plecotus kozlovi
Habitat
Semidesert, primarily steppe-desert; likely roosts in cliff and rock crevices
Range
Western and southern Mongolia and adjacent China (Inner Mongolia, Xinjiang and the Qaidam Basin in Qinghai)
Kozlov's long-eared bat is a vesper bat found in southern and western Mongolia and adjacent parts of China, including Inner Mongolia, Xinjiang and the Qaidam Basin in Qinghai. It is strongly associated with semidesert habitat, primarily steppe-desert, and likely roosts in cliff and rock crevices (Wikipedia, general species account).