Luprops

Key to the species of Luprops from Indian Peninsula and Sri Lanka

1 Pubescence long and erect, the longest hairs as long as third antennomere; elytra with traces of carinae toward lateral sides; posterior angles of pronotum rounded; size 9 mm or more .... L. rugosissimus Kaszab

- Pubescence short and decumbent, hairs shorter than third antennomere; elytra without traces of carinae toward lateral sides; posterior angles of pronotum at least slightly angulate; size less than 9 mm ............. 2

2 Genae punctate, hairy and less prominent; lateral margins of pronotum smooth, not undulate; pronotum with completely rounded anterior angles and pointed posterior angles; legs short, only apex of middle and hind femora extending beyond elytral margin ............................................................................................ 3

- Genae largely impunctate, glabrous, prominent; lateral margins of pronotum undulate; pronotum with more or less prominent anterior angles and obtuse posterior angles; legs long, with nearly half of middle and hind femora extending beyond elytral margin ...................................................................................... 4

3 Dorsal eye diameter longer or at least as long as length of temple; in lateral view, narrowest point of eye with a width equal to 8–10 ommatidia; lateral margins of pronotum weakly or not sinuate before posterior angles ............................................................................................................................. L. tristis (Fabricius)

- Dorsal eye diameter shorter than length of temple; in lateral view, narrowest point of eye with a width equal to 4–6 ommatidia; lateral margins of pronotum distinctly sinuate before posterior angles................. .................................................................................................................................. L. curticollis Fairmaire

4 Prosternal process flat, widening in the middle behind coxae, with irregular punctures; punctural interspaces of head and pronotum shiny, without microreticulation; scutellum with broadly rounded apex; body black ................................................................................................................... L. gracilior Fairmaire

- Prosternal process narrow, with very fine punctures; convex at the level of coxae along the entire length; punctural interspaces of head and pronotum with distinct microreticulation; scutellum with narrowly rounded apex; body reddish brown ............................................................................. L. devagiriensis sp. n.