Abstract:The Xinglong Mountain national nature reserve,which belongs to the eastern extension of the Qinling Mountain,is located in Yuzhong County,40km southeast away from Lanzhou City,Gansu Province,and is suitable for the survival of many kinds of butterflies because of its unique vegetation types and climate characteristics.The investigation on butterfly resource in Xinglong Mountain National Nature Reserve of Gansu Province was conducted and the insects of Satyridae family were identified.The results indicated that there were 2 subfamilies,16 genera,22 species in Satyridae family,in which,12 species in 3 genera were newly recorded in the reserve,and however,4 species recorded in literatures were not collected.The male genitalia anatomy and adult morphological characteristic diagram of 14 species were provided in this paper,and as for the rest 8 species,we only provided the adult morphological characteristic diagram or cited from other researchers because of the damaged species.All specimens were kept in Insect Systematics and Biodiversity Laboratory of Plant Protection College,Gansu Agricultural University.