Bombus (Megabombus) longipes Friese

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 : 27

10. Bombus (Megabombus) longipes Friese

( Figs 22, 23 )

Bombus longipes Friese, 1905:511 .

Bombus (Diversobombus) hummeli Bischoff, 1936:18 .

Material examined. 5 queens, 415 workers, 115 males (IAB).

Distribution in North China. Widely distritbuted in the Yanshan mountains, the loess plateau and the Qinling mountains. Abundant at medium elevations of the Lingshan nature reserve in Beijing, at low to medium elevations of the Wulingshan nature reserve in Hebei, at medium elevations of the Ziwuling nature reserve, the Kundongshan nature reserve and the Maijishan forest park in Gansu. Common at medium elevations of the Zhongnanshan nature reserve and the Niubeiliang nature reserve in Shaanxi, and the Baishuijinag nature reserve in Gansu. Rare at medium elevations of the Liupanshan nature reserve in Ningxia, the Lishan nature reserve in Shanxi, the Lazikou forest park in Gansu, and the Huashan forest park in Shaanxi. 81 localities ( Fig. 22 ) between 551–2278 m (IAB).

Similar species in North China. This species is similar in its brown and black colour pattern to B. opulentus (see the key; Figs 23 , 49 ).

Distribution in China. Beijing, Hebei, Shanxi, Shaanxi, Gansu, Qinghai, Ningxia (IAB).

Forage plants. ASTERACEAE : Arctium lappa , Cirsium leo , C. monocephalum , C. shansiense , Calendula officinalis , Dahlia pinnata , Helianthus annuus , H. tuberosus , Ixeridium sonchifolium , Saussurea sp., Senecio laetus , Sonchus brachyotus , Tagetes patula , Zinnia peruviana ; BIGNONIACEAE : Incarvillea sinensis ; BUDDLEJACEAE : Buddleja officinalis ; CLUSIACEAE : Hypericum ascyron ; CONVOLVULACEAE : Ipomoea purpurea ; DIPSACACEAE : Dipsacus japonicus , Scabiosa comosa ; FABACEAE : Astragalus dahuricus ; Campylotropis macrocarpa , Lespedeza juncea , Melilotus albus , Vicia amoena , V. cracca ; LAMIACEAE : Elsholtzia stauntonii , Leonurus japonicus , L. macranthus , L. sibiricus , Phlomis umbrosa , Phlomis sp., Salvia deserta , S. przewalskii , Salvia sp.; MALVACEAE : Alcea rosea , Hibiscus syriacus ; PAPAVERACEAE : Corydalis sp.; RANUNCULACEAE : Aconitum gymnandrum , A. kusnezoffii , Anemone tomentosa , Clematis glauca ; ROSACEAE : Potentilla multicaulis ; SCROPHULARIACEAE : Phtheirospermum japonicum , Pedicularis torta .; SOLANACEAE : Solanum septemlobum ; THYMELAEACEAE : Wikstroemia chamaedaphne ; VALERIANACEAE : Patrinia scabra .

Figures

FIGURES 22 – 23. 22. Map showing the distribution of B. longipes 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. 23. B. longipes woker visiting Hypericum ascyron (Clusiaceae) in Hebei.

FIGURES 48 – 49. 48. Map showing the distribution of B. opulentus 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. 49. B. opulentus queen visiting Salvia farinacea (Lamiaceae) in Beijing.