The bumblebees of North China (Apidae, Bombus Latreille) Author An, Jiandong Author Huang, Jiaxing Author Shao, Youquan Author Zhang, Shiwen Author Wang, Biao Author Liu, Xinyu Author Wu, Jie Author Williams, Paul H. text Zootaxa 2014 3830 1 1 89 journal article 36819 10.11646/zootaxa.3830.1.1 bee37b6c-7c93-4c85-a3e9-1733eb5acba8 1175-5326 286560 D1B92849-3D00-4C27-809E-15A3B50ECF19 46. Bombus ( Psithyrus ) skorikovi (Popov) ( Figs 94, 95 ) Psithyrus skorikovi Popov, 1927 :267 . Psithyrus (Fernaldaepsithyrus) gansuensis Popov, 1931 :202 . Psithyrus (Fernaldaepsithyrus) kuani Tkalců, 1961 :362 . Material examined. 6 females , 48 males (IAB). Distribution in North China . Common at medium elevations of the Liupanshan nature reserve in southern Ningixa. Rare at medium elevations of the Qilianshan nature reserve and the Xinglongshan nature reserve in Gansu. 7 localities ( Fig. 94 ) between 1560–2834 m (IAB). Distribution in China . Sichuan, Xizang, Gansu, Qinghai, Ningxia (IAB). Forage plants. ASTERACEAE : Cirsium setosum ; Cosmos bipinnatus .