Bombus melanopygus er tegund af humlum,[2] ættuð frá vesturhluta N-Ameríku.[3] Hún líkist mjög B. sylvicola[1]
Hún er einn af hýslym sníkjuflugunnar Apocephalus borealis.[4]
- ↑ 1,0 1,1 Hatfield, R., et al. 2014. Bombus melanopygus. The IUCN Red List of Threatened Species. Downloaded on 04 March 2016.
- ↑ Bisby F.A., Roskov Y.R., Orrell T.M., Nicolson D., Paglinawan L.E., Bailly N., Kirk P.M., Bourgoin T., Baillargeon G., Ouvrard D. (red.) (2011). „Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist“. Species 2000: Reading, UK. Sótt 24. september 2012.
- ↑ Kweskin, M. P. (31. mars 1997). „The Bumblebees of Evergreen: Bombus melanopygus“. The Evergreen State College. Afrit af upprunalegu geymt þann 29. september 2007. Sótt 9. febrúar 2021.
- ↑ Apocephalus borealis. Featured Creatures. University of Florida IFAS. Publication Number EENY-605. October 2014.