1. Bombus (Bombus s. str.) tunicatus Smith, 1852 B. vallestris Smith, 1878: 8. B. gilgitensis Cockerell, 1905: 223. B. terrestris var. simlaensis Friese, 1909: 674. B. terrestris var. fulvocinctus Friese, 1909: 674. Material examined: 3♂♂ (NZC Regd. No. 12920/A, 13584/A, 13588/A), India: Himachal Pradesh, Kinnaur District, Chitkul, Sangla Valley, 31°21’07.24”N, 78°26’20.35”E, Alt. 3414 m, 25.vii.2022; 1♂ (NZC Regd. No. 13330/A), Mastrang, 31°21’07.72”N, 78°26’08.17”E, Alt. 3372 m, 26.vii.2022; 2♂♂ (NZC Regd. No. 12916/A, 14313/), Sangla Valley, 31°21’06.89”N, 78°26’20.48”E, Alt. 3335m, 26.vii.2022; 3♂♂ (NZC Regd. No. 12911/A,13577/A,14309/A), Mastrang, 31°21’01.87”N, 78°26’03.58”E, Alt. 3152m, 26.vii.2022; 1♂ (NZC Regd. No. 13571/A), Sangla Valley, 31°23’11.05”N, 78°21’16.48”E, Alt. 3031m, 27.vii.2022; 1♂ (NZC Regd. No. 12928/A), Sangla Valley, 31°23’17.21”N, 78°21’26.97”E, Alt. 3017m, 27.vii.2022; 1♀ (NZC Regd. No. 12925/A), Sangla, 31°25’24.92”N, 78°15’59.11”E, Alt. 2608m, 28.vii.2022. Diagnostic features: Medium-sized queen 17-19 mm, worker 13-15 mm, male 13-17 mm. Females can be distinguished by having T 1 white; T 4- T 5 red; hind basitarsus having the posterior margin strongly curved; T 5- T 6 red in males. Distribution in India: Kashmir, Ladakh, Himachal Pradesh, Uttarakhand, Sikkim and Calcutta. (Williams, 1991; Saini et al., 2015) Distribution worldwide: India, Afghanistan, Pakistan and Nepal (Williams, 2004, 2022; Williams et al., 2010) Host plant: Taraxacum officinale Weber. (Asteraceae), Impatiens bicolor Royle, and Impatiens glandulifera Royle (Balsaminaceae), Trifolium repens L., Trifolium pratense L. (Fabaceae), Agastache foeniculum Kuntze (Lamiaceae).

Published as part of Raina, Rifat Hussain & Pathak, Purnima, 2025, New distributional record and Floral preference of Bumblebees (Hymenoptera: Apidae) of Rakchham Chitkul Wildlife Sanctuary, Himachal Pradesh, pp. 245-254 in Records of the Zoological Survey of India 125 (3) on page 247, DOI: 10.26515/rzsi/v125/i3/2025/172894, http://zenodo.org/record/20171234