Genus Baeosega Krombein

Baeosega Krombein, 1983. Type species: Baeosega torrida Krombein, 1983, original designation.

Key to species of Baeosega (females) adapted from Mita (2021)

1. Declivous anterior surface of T1 with longitudinal striae (Fig. 8)................................................ 2

- Declivous anterior surface of T1 smooth (Fig. 17)........................................................... 3

2. Head and dorsal pronotal area matte, interspace among punctures granulate (Mita 2021, fig. 5B, C); dorsal pronotal area 1.2–1.4 × as long as length of mesonotum; metasoma strongly granulated (Mita 2021, fig. 5D).............. B. torrida Krombein

- Head and dorsal pronotal area shiny, interspace among punctures rugose (Figs 3, 6); dorsal pronotal area 1.0 × as long as length of mesonotum (Fig. 6); metasoma shiny, aciculate (Fig. 8)..................................... B. kimseyae sp. nov.

3. Dorsal pronotal area with interspace among punctures granulate, 1.1 × as long as length of mesonotum..................................................................................................... B. humida Krombein

- Dorsal pronotal area with interspace among punctures rugose (Figs 12, 15), 1.2 × as long as length of mesonotum (Fig. 15).................................................................................... B. krombeini sp. nov.