Thirteen species are treated, four are redescribed: Melanosmicra areta (Burks, 1939), M. flavicollis (Cameron, 1904), M. gracilis (Kirky, 1889) and M. immaculata Ashmead, 1904. Melanosmicra variventris (Cameron, 1913) is proposed as a new junior synonym of M. immaculata. Nine new species are described: M. acutodentata sp. nov., M. bilobata sp. nov., M. carenata sp. nov., M. guara sp. nov., M. latidentata sp. nov., M. nigra sp. nov., M. polita sp. nov., M. rugosa sp. nov. and M. tricolor sp. nov.. A key and illustration are presented for males and females.
Chalcidini; Neotropical; new species; parasitic wasps; taxonomy
