Key to Afrotropical species of Glenosema (Ƌ)
1. Metapectal-propodeal disc distinctly wider than long (Fig. 11B)................................................ 2
- Metapectal-propodeal disc as long as or longer than wide (Fig. 9B).............................................. 5
2. Dorsal arm of paramere about as wide as ventral one (Fig. 14D)................................................. 3
- Dorsal arm of paramere about twice as wide as ventral one (Fig. 12D)............................................ 4
3. Parameral dorsal arm shorter than ventral one, dorsal margin of parameral ventral arm outcurved (Fig. 12D).................................................................................................... G. mxinwa sp. nov.
- Parameral dorsal arm as long as ventral one, dorsal margin of parameral ventral arm angled (Fig. 13D).... G. lingana sp. nov.
4. Ventral arm of paramere lanceolate-shaped, almost evenly narrow, apex little sharp; dorsal margin of basiparamere expanded (Fig. 14D)............................................................................ G. uphahla sp. nov.
- Ventral arm of paramere spatulate-shaped, narrow basally and progressively widening subapically and apex rounded; basiparamere not expanded (Fig. 11D)........................................................... G. icephe sp. nov.
5. Head and mesosoma yellowish, contrasting with dark castaneous metasoma (Fig. 15A).................. G. tyheli sp. nov.
- Head and mesosoma as black as metasoma (Fig. 10A)........................................................ 6
6. Body robust and large, more than 2.5 mm long; head about as wide as long (Fig. 8C); tips of mesoscutellar sulcus blunt; metapectal-propodeal disc as long as wide (Fig. 8B).......................................................... 7
- Body slender and small, less than 2.0 mm long; head longer than wide (Fig. 10C); tips of mesoscutellar sulcus rounded; metapectal-propodeal disc longer than wide (Fig. 10B)........................................ G. ahlukileyo sp. nov.
7. Malar space subquadrate and large, about 0.6 × as wide as long and 0.3 × HE; ocellar triangle somewhat compact, OOL about 2.2 × WOT (Fig. 8C)...................................................................... G. banzi sp. nov.
- Malar space rectangular and small, about 0.4 × as wide as long and 0.5 × HE; ocellar triangle not compact, OOL about 1.5 × WOT (Fig. 9C)......................................................................... G. bubanzi sp. nov.