A key to the species of Nanoplebeia, with descriptions of four new species (Hymenoptera: Apidae)

Abstract

Four new species of the subgenus Nanoplebeia Engel (genus Plebeia Schwarz) are described and figured as: Plebeia (Nanoplebeia) pleres Engel, new species, from Venezuela; P. (N.) asthenes Engel, new species, from Bolivia; P. (N.) orphne Engel, new species, from Ecuador and Peru; and P. (N.) chondra Engel, new species, from Ecuador. A key is presented to the species of the subgenus.