Key to species (males) of Plagiozopelma in Himalayan region

1 Male scape not swollen; postpedicel allantoid, 3.0 times as long as wide; arista-like stylus simple; fore tarsomere I one third as long as fore tibia [India].......................................................... P. amplipenne (Parent, 1941)

- Male scape swollen and vase-like, postpedicel triangular, length-width ratio various; male arista-like stylus with ovate apical flag if modified; cercus usually with ventral arm arising near base..............................2 ( P. flavipodex group)

2 Body length only 2.0– 2.5 mm; arista-like stylus as long as body, without apical flag; wing hyaline; hypandrium black with dark yellow cercus; cercus band-like, simple, narrowed towards tip [India, Bangladesh].... P. inscriptum (Becker, 1922) … 3

- Body length greater than 4.0 mm......................................................................... 3

3 Arista-like stylus with partly or wholly white apical flag....................................................... 4

- Arista-like stylus with wholly black apical flag or without apical flag........................................... 10