Key to species of Bhatiahamus (males)

1. Aedeagus with lobed area of basal apodeme large (Fig. 2 H); aedeagal shaft sinuate in lateral view (Fig. 2 I) with several small dorsolateral teeth at mid-length; with pair of short digitate processes apically (Fig. 2 H).................. B. sinuatus

- Aedeagus with lobed area of basal apodeme small (Fig. 1 J); aedeagal shaft evenly curved dorsally, without teeth at mid-length, with a triangular shaped process on each side apically (Figs. 1 H–K)..................................... B. flabellata