Summary
A key to the species of the subgenus Ablabesmyia occurring in India is provided. Four new species of Ablabesmyia, alba, ensiceps, maculitibialis and transversus are described. Systematic positions of paivai (Kieffer) and photophilus (Kieffer) in the genus are confirmed and is placed in the subgenus Karelia Roback previously unrecognised in the Oriental region. Seasonal incidence and sex ratio of some species are given.