Glenosema, Kieffer, 1905

Azevedo, Celso O. & Noort, Simon Van, 2019, Review of Afrotropical Glenosema Kieffer (Hymenoptera, Bethylidae) with description of 13 new species, Zootaxa 4585 (3), pp. 401-437 : 402-403

Key to Afrotropical species of Glenosema (♀)

1. Fully winged forms ( Fig. 7B )............................................................................ 2

- Micropterous or brachypterous forms ( Fig. 1B ).............................................................. 4

2. Head barrel-shaped, distinctly longer than wide; median clypeal lobe trapezoidal ( Fig. 7C )........... G. umphanda sp. nov.

- Head progressively widening anterad, distinctly wider than long; median clypeal lobe pointed......................... 3

3. Forewing with two distinct infuscate areas, 2r-rs&Rs vein much shorter than M+Cu vein; median clypeal lobe not crenulate............................................................................................... G. durum

- Forewing not bifasciate, 2r-rs&Rs vein about as long as M+Cu vein; median clypeal lobe crenulate.......... G. denteatum

4. Body robust, head and metapectal-propodeal disc much wider than long ( Fig. 3B, C )..................... G. deki sp. nov.

- Body slender, head and metapectal-propodeal disc longer than wide ( Fig. 6B, C )................................... 5

5. Head barrel-shaped, distinctly longer than wide, at least 1.2 × as long as wide; eye small, VOL at least 2.0 × HE ( Fig. 6C )....................................................................................... G. umphanda sp. nov.

- Head wider at eye level, at most 1.1 × as long as wide; eye large, VOL at most 1.5 × HE ( Fig. 5C )..................... 6

6. Mesoscutum-mesoscutellar suture absent ( Fig. 4B ).......................................................... 7

- Mesoscutum-mesoscutellar suture present ( Fig. 1B ).......................................................... 8

7. WF ~1.2 × HE; OOL ~3.6 × WOT; VOL ~1.0 × HE ( Fig. 5C ); mesoscutellum bulging, surface convex in profile ( Fig. 5B )........................................................................................... G. tyaba sp. nov.

- WF ~1.6 × HE; OOL ~4.1 × WOT; VOL ~1.3 × HE ( Fig. 4C ); mesoscutellum flat, surface straight in profile ( Fig. 4B ).......................................................................................... G. ebazileyo sp. nov.

8. Head and mesosoma light castaneous ( Fig. 1A ); metapectal-propodeal disc strigate ( Fig. 1B )................. G. niloticum

- Head and mesosoma dark castaneous, black or nearly so ( Fig. 2A ); metapectal-propodeal disc areolate ( Fig. 2B ).......... 8

9. Metapostnotal-propodeal carina irregular and incomplete; paraspiracular carina short....................... G. elevatum

- Metapostnotal-propodeal and paraspiracular carinae absent ( Fig. 2B )............................. G. qaqambile sp. nov.

Figures

FIGURE 1. Glesonema niloticum Kieffer, holotype female. A. Habitus, lateral; B. Mesosoma, dorsal; C. Head, dorsal; D. Labels.

FIGURE 2. Glesonema qaqambile sp. nov., holotype female. A. Habitus, lateral; B. Mesosoma, dorsal; C. Head, dorsal; D. Labels.

FIGURE 3. Glesonema deki sp. nov., holotype female. A. Habitus, lateral; B. Mesosoma, dorsal; C. Head, dorsal; D. Labels.

FIGURE 4. Glesonema ebazileyo sp. nov., holotype female. A. Habitus, lateral; B. Mesosoma, dorsal; C. Head, dorsal; D. Labels.

FIGURE 5. Glesonema tyaba sp. nov., holotype female. A. Habitus, lateral; B. Mesosoma, dorsal; C. Head, dorsal; D. Labels.

FIGURE 6. Glesonema umphanda sp. nov., holotype female. A. Habitus, lateral; B. Mesosoma, dorsal; C. Head, dorsal; D. Labels.

FIGURE 7. Glesonema umphanda sp. nov., paratype female. A. Habitus, lateral; B. Mesosoma, dorsal; C. Head, dorsal; D. Labels.