Key to species of Sterropristes

1a. Antennal articles 1 to 4 glabrous with scattered setae......................................................... 2

1b. Antennal articles 1 to 7 glabrous with scattered setae.............................................. S. sarasinorum

2a. Convex underside of ultimate leg only on tibia..................................................... S. metallicus

2b. Convex underside of ultimate leg on tibia and tarsus 1.......................................... S. violaceus n. sp.