Abstract
The bee genera Callonychium Brèthes, Psaenythia Gerstaecker and Anthrenoides Ducke are newly recorded in Piauí State, northeastern Brazil. The species reported here are Callonychium brasilience (Ducke, 1907) and Psaenythia variabilis Ducke, 1908, and an as yet unidentified species of Anthrenoides. Images and all known distributional records of these species are also provided. The new occurrences reported herein expand the distribution range of the species to the Caatinga biome.
Key words
Calliopsini; distribution; Protandrenini; solitary bees; South America