Key to afrotropical species of Saropogon

(excluding elbaiensis Efflatoun and vestitus (Wiedemann))

Antennal flagellum plus microsegment more than 3 times the combined lengths of scape and pedicel; pedicel approximately half the length of scape ..................... greatheadi sp. n.

Antennal flagellum plus microsegment less than twice the combined lengths of scape and pedicel; pedicel and scape subequal in length .......................................2

2 Abdominal terga Tl-3 uniformly blackish ............................................................ 3

Abdominal terga Tl-3 yellow-brown with at most some dark red-brown parts ....4

3 Terga T4-6 blackish, like Tl-3; wing membrane uniformly transparent, and with cell m3 open at margin; a small species (wing length about 5 mm) ......................... incisuratus Wulp

Terga T4-6 yellow-brown, contrasting with blackish Tl-3; wing membrane brown-shaded (due to presence of microtrichia) along major veins, and with cell m3 closed and stalked; a big species (wing length about 9 mm) ...........zinidi sp. n.

4 Wings yellow-brown (due to a combination of staining and the presence of microtrichia over entire membrane) ....................................................................... 5

Wings transparent (due to the complete lack of staining and the absence of microtrichia over most of the membrane) ..............................................................6

5 Dark red-brown markings of abdomen located predominantly on anterior segments; face gold pruinose in both sexes; cell m3 usually closed ......................... melampygus Loew

Dark red-brown markings of abdomen located predominantly on posterior segments; cJ face dark red-brown pruinose, 9 face gold pruinose; cell m3 usually open ................................................................................................ kenyensis sp. n.

6 Cell m3 closed and stalked....................................................... pulverulentus Wulp

Cell m3 open at margin ............................................................... rubriventris Wulp