Key to the species of Palnia

1 Meso- and metatibia with a row of 7-9 short imbricated setae (Fig 5) ................................2

- Meso- and metatibia lacking row of short imbricated setae; South India ............................3

2 Large species, 2.8-3.0 mm; Thailand ..................................................... thailandica nov.sp.

- Small species, 2.4-2.6 mm; China: Yunnan .............................................. cambeforti KRÁL

3 Aedeagus in lateral view dorsal and ventral margins curved, with a distinct contrasting top quarter; South India, Madras ............................................................... loebli STEBNICKA

- Aedeagus simple, in lateral view dorsal and ventral margin nearly straight, tapering to the top; South India, Nilgiri Hills .................................................... stebnickae CAMBEFORT