biostudies-literatureUnknownUrban DA 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.ZooKeys65-73https://www.ebi.ac.uk/biostudies/studies/S-EPMC3208434biostudies-literatureMichanthidium almeidai, a new species from northeastern Brazil (Hymenoptera, Megachilinae).PMC3208434Parizotto DRUrban DfalseMichanthidium almeidai, a new species from northeastern Brazil (Hymenoptera, Megachilinae).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.2011-01-01T00:00:00Z20112025-04-26T22:54:39.018Z2019-03-27T00:45:41ZS-EPMC32084342214033410.3897/zookeys.132.1840