Schaller, A. and Roig-Alsina, A. 2021.

A revision of the bee genus Ancyloscelis (Hymenoptera: Apidae) in Argentina

. Zootaxa. 4980, 3 (Jun. 2021), 521–540. DOI:https://doi.org/10.11646/zootaxa.4980.3.4.