Key to Indian species of the H. navasi subgroup

1. Males. .................................................................................................................................................................... 2

— Females..................................................................................................................................................................4

2. Inferior appendages with terminal and basal segments almost equally long. ..... H. lepcha Schmid, 1963

— Inferior appendages with terminal segment shorter than basal segment. .................................................. 3

3. Inferior appendages with terminal segment not visible in lateral view. .......... H. horai (Martynov, 1936)

— Inferior appendages with terminal segment visible in lateral view. ............ H. lanceolata (Morton, 1900)

4. Segment VIII with posterior margin tapering obliquely. .............................................................................. 5

— Segment VIII with posterior margin not tapered obliquely. ................................. H. lepcha Schmid, 1963

5. Sternite VIII each with lateral hair-lined, hemispherical depression. ............. H. horai (Martynov, 1936)

— Sternite VIII without lateral depressions. ....................................................... H. lanceolata (Morton, 1900)