Bombus (Thoracobombus) exil (Skorikov)

An, Jiandong, Huang, Jiaxing, Shao, Youquan, Zhang, Shiwen, Wang, Biao, Liu, Xinyu, Wu, Jie & Williams, Paul H., 2014, The bumblebees of North China (Apidae, Bombus Latreille), Zootaxa 3830 (1), pp. 1-89 : 44

32. Bombus (Thoracobombus) exil (Skorikov)

( Figs 66, 67 )

Mucidobombus exiln. nov. Skorikov, [1923]:150 (not a replacement name). Megabombus exil (Skorikov) ; Milliron, 1961:56, justified emendation.

Material examined. 1 worker, 6 males (IAB).

Distribution in North China. Rare at low elevations of the Moerdaoga natural reserve of the Great Khingan mountains in Eerguna and Genhe, northeastern Neimenggu. 2 localities ( Fig. 66 ) between 649–732 m (IAB).

Similar species in North China. This species is similar in its grey colour pattern to B. subterraneus (see the key; Figs 17 , 67 ).

Distribution in China. Neimenggu (IAB).

Forage plants. ASTERACEAE : Hieracium umbellatum , Serratula coronata ; DIPSACACEAE : Scabiosa comosa .

Figures

FIGURES 66 – 67. 66. Map showing the distribution of B. exil in North China with records as black spots, the province boundaries in dark grey, and all sites with records of all bumblebee species in light grey. 67. B. exil worker from Neimenggu.

FIGURES 16 – 17. 16. Map showing the distribution of B. subterraneus in North China with record as black spot, the province boundaries in dark grey, and all sites with records of all bumblebee species in light grey. 17. B. subterraneus male from Neimenggu.