Key to Indian species of the H. anomala subgroup

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

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

2. In genitalia, preanal appendages each bifid. ................................................................................................... 3

— In genitalia, preanal appendages not bifid. .......................................................... H. maitreya Schmid, 1963

3. Segment X with pointed lobes in dorsal view. ................................................ H. digitata (Martynov, 1935)

— Segment X with rounded lobes in dorsal view. ............................................... H. hierophylax Schmid, 1966

4. Segment VIII with cylindrical ventral lobe......................................................................................................5

— Segment VIII with flat ventral lobe................................................................................................................... 6

5. Segment VIII with concave ventral plate. ....................................................... H. digitata (Martynov, 1935)

— Segment VIII with ventral plate not concave. ................................................. H. hierophylax Schmid, 1966

6. Vaginal apparatus at anterior end with indentation. .......................................... H. maitreya Schmid, 1963

— Vaginal apparatus at anterior end without indentation. .................................................................................. ............................................................................................. H. sp. (unnamed) Schmid & Botosaneanu, 1966.