The bees of the genus Colletes Latreille 1802 of the Ukraine, with a key to species (Hymenoptera: Apoidea: Colletidae)

Proshchalykin M.Yu., Kuhlmann M.

Zootaxa 2012; 3488: 1-40

DOI 10.11646/ZOOTAXA.3488.1.1

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