Williams, P.H., Huang, J., Rasmont, P. & An, J. (2016)

Early-diverging bumblebees from across the roof of the world: the high-mountain subgenus Mendacibombus revised from species’ gene coalescents and morphology (Hymenoptera, Apidae)

. Zootaxa, 4204 (1), 1–72.
https://doi.org/10.11646/zootaxa.4204.1.1