Bombus (Pyrobombus) lemniscatus 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 : 54-55

50. Bombus (Pyrobombus) lemniscatus Skorikov

( Figs 102, 103 )

Bombus lemniscatus Skorikov, 1912:607 .

Bombus nursei var. flavopilosus Friese, 1918:84 .

Bombus (Lapidariobombus) peralpinus Richards, 1930:646 .

Material examined. 16 workers, 2 males (IAB).

Distribution in North China. Primarily at the edge of the east Qinghai-Tibetan plateau. Common at medium elevations of the Liancheng nature reserve and high elevations of the Zhagana nature reserve of the east Qinghai- Tibetan plateau in Gansu. Rare at medium elevations of the Taibai nature reserve of the Qinliang mountains in southern Shaanxi. 7 localities ( Fig. 102 ) between 1303–3524 m (IAB).

Similar species in North China. This species is often similar in its white- and yellow-banded colour pattern to B. rufofasciatus (see the key; Figs 103 , 145 ).

Distribution in China. Sichuan, Yunnan, Xizang, Shaanxi, Gansu, Qinghai (IAB).

Forage plants. ASTERACEAE : Carduus acanthoides , Ligularia sp., Parasenecio roborowskii , Saussurea stella , Saussurea sp.; LAMIACEAE : Salvia przewalskii ; POLYGONACEAE : Polygonum viviparum ; RANUNCULACEAE : Aconitum gymnandrum ; SCROPHULARIACEAE : Pseudolysimachion sp.

Figures

FIGURES 102 – 103. 102. Map showing the distribution of B. lemniscatus 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. 103. B. lemniscatus worker visiting Saussurea stella (Asteraceae) in Gansu (PW).

FIGURES 144 – 145. 144. Map showing the distribution of B. rufofasciatus 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. 145. B. rufofasciatus worker from Gansu.