Melanagromyza vignalis Spencer, 1959
Resembles Melanagromyza chalcosoma, the two have an overlapping distribution but vignalis is smaller and all frontorbital setulae are reclinate (Spencer, 1973).
IMPORTANT CHARACTERS
Adults
Wing length: 2.2 - 2.4 mm. Mesonotum with greenish, abdomen with reddish sheen. Second tibia with or without outstanding bristles.
Immature stages
Puparium dark orange-brown, both posterior spiracles of puparium situated on a rounded projection. The about 12 spiracular bulbs are arranged around a central scar. Central horns are missing.
HOST PLANTS
Vigna catjang (black-eyed pea) V. unguiculata (cow pea), Glycine sp.
BIONOMICS
Pod feeder, not known in detail (Spencer, 1973).
DISTRIBUTION
Africa: Sudan, Nigeria, Sierra Leone, Kenya, South Africa (Spencer, 1973).
ECONOMIC IMPORTANCE
Unknown.