Williams, P. H., Sagot, P., Martínez-López, O., Barajas, R. A.-., Mérida-Rivas, J. A. and Vandame, R. (2024) “A new wave of Mesoamerican bumblebees? Revising the weisi-complex to reject numts and pseudospecies (Apidae: Bombus)”, Zootaxa. Auckland, New Zealand, 5514(4), pp. 301–318. doi: 10.11646/zootaxa.5514.4.1.