First description of male of Megachile (Pseudocentron) gomphrenoides Vachal and redescription of female (Hymenoptera, Megachilidae)

Abstract

Megachile is one of the largest genus of the family Megachilidae widely distributed in temperate and tropical areas of the world. Megachile (Pseudocentron) gomphrenoides was described by Vachal (1908) based on three female collected in Buenos Aires. Recently in a work about nest building of bees, we obtained females and males of this species in trap-nest. In this paper, the original description of the female is enlarged and the first description of the male is provided. Additionally, floral host and new record geographical are presented.