Proshchalykin, M. Y., & Kuhlmann, M. (2015).

Type specimens of Colletes Latreille (Hymenoptera, Colletidae) deposited in the Zoological Institute of the Russian Academy of Sciences, St. Petersburg, with description of a new species

. Zootaxa, 3949(4), 540–554. https://doi.org/10.11646/zootaxa.3949.4.4