36. Bombus (Pyrobombus) wangae Williams et al.

(Fig. 39)

Bombus (Pyrobombus) wangae Williams et al., 2009:159, holotype male IZB examined. China: Sichuan.

Material examined. 11 workers 54 males (IAB).

Distribution in Gansu. Common at medium elevations of the western mountains and Qinghai-Tibetan plateau in the southwest (Fig. 39); 8 localities between 2053 and 3050 m (IAB).

Distribution in China. Sichuan, Gansu, Qinghai (IAB).

Forage plants. APIACEAE: Angelica sp.; ASTERACEAE: Carduus crispus, Cirsium japonicum, Ligularia sp., Parasenecio roborowskii, Saussurea sp., Sinacalia tangutica; LAMIACEAE: Dracocephalum heterophyllum, Lamium barbatum, Nepeta prattii, Salvia przewalskii, Thymus mongolicus; MALVACEAE: Althaea rosea, Malva sinensis; POLYGONACEAE: Polygonum viviparum; SCROPHULARIACEAE: Euphrasia pectinata, Pedicularis spicata;