title: Michanthidium almeidai, a new species from northeastern Brazil (Hymenoptera, Megachilinae).
abstract: A new species of Michanthidium Urban (Hymenoptera, Megachilinae)is described and figured from Sergipe and Bahia States, northeastern Brazil. An identification key, illustrations, and a distribution map for the three species of the genus are presented. The male genitalia of Michanthidium almeidaisp. n. and Michanthidium albitarse are illustrated and compared for the first time.
authors.affiliation: Laboratório de Biologia Comparada de Hymenoptera, Departamento de Zoologia, Universidade Federal do Paraná, Caixa Postal 19020, 81531-980, Curitiba, Paraná, Brazil.
authors.forename: Danúncia
authors.initials: D
authors.lastname: Urban
authors.forename: Daniele Regina
authors.initials: DR
authors.lastname: Parizotto