Resumen de Notas sistemáticas sobre abejas Meliponini del Chaco (Hymenoptera, Apidae)*
Systematic notes on Meliponini bees of the Chaco Region (Hymenoptera, Apidae). Twospecies characteristic of the Chaco region are treated in this contribution: Scaptotrigona jujuyensis (Schrottky)and Lestrimelitta chacoana n. sp. The identity of Trigona jujuyensis Schrottky, 1911, is clarified and a neotype isdesignated. Descriptions, illustrations and distributional data are presented for each species.
