Genus Philodicus Loew, 1848
Key to southern African Species
1. Anterior and posterior surfaces of fore-femur without bristles, ventral surface equipped with long thin macrochaetae (al cimoides group) 2
- Fore-femur with at least one short stout bristle on posterior surface and sometimes a single similar bristle on the anterior surface, ventral surface equipped with a number of stout long bristles (fraternus group) 4
2. Wing longer than 1,5 cm dubius Ricardo
- Wing shorter than 1,5 cm 3
3. Male genitalia as in Figs 4 & 10 tenuipes Loew
- Male genitalia as in Figs 5 & II cinerascens (Ricardo)
4. A single short black bristle on anterior surface of fore-femur. swynnertoni Hobby
- Anterior face of fore-femur without bristles fraterculus (Walker)