Key to species of Alluaudomyia
1. Wing with only 2 dark spots............................................................................. 2
- Wing with more than 2 dark spots........................................................................ 3
2. Two seminal capsules, female claws equal in all legs; in male genitalia parameres stout, short and arch-shaped, apex of gonos- tylus thin and pointed............................................................ A. marmorata (Carter et al.)
- One seminal capsule, female claws unequal on all legs; in male genitalia parameres thin, long and waved, apex of gonostylus massive and rounded................................................................. A. streptomera Remm
3. Wing with marginal cells with dark spots, veins without spots........................ A. melanosticta Ingram & Macfie
- Wing with marginal cells without spots, veins with dark spots............................... A. natalensis de Meillon