Key to species of Sudra from the Indian subcontinent (males)

1. Aedeagus in lateral view with ventral surface of shaft not strongly sinuate, atrium about half as long as shaft (Fig. 24H)....................................................................................... Sudra notanda Distant

- Aedeagus in lateral view with ventral surface of shaft strongly sinuate, atrium about as long as shaft (Fig. 23F)............................................................................................ S. manipurensis sp. nov.