Key to species of the genus Paussiger
1 Antennae short, antennomere 4 about 0.20 mm long, less than 1.9 times as long as wide, pronotum with well-defined median fovea; distal lobe of aedeagus more than 3 times shorter than basal bulb (Jeannel, 1954: 303, Fig. 163)............................................................................................ Paussiger perrieri (Fairmaire)
- Antennae long, antennomere 4 more than 0.25 mm long, more than twice as long as wide, pronotum with ill-defined median fovea; distal lobe of aedeagus longer than basal bulb......................................................... 2
2 First visible paratergite strongly protruding laterally, width here considerably wider than maximum width of elytra; antennomere 3 well delimited from 4; pronotum sub-elliptical, from mid length slightly convergent posteriad or parallel-sided......... 3
- First visible paratergite not protruding laterally, width here slightly less than maximum width of elytra; antennomere 3 confluent with 4; pronotum trapezoidal, evenly divergent posteriad........................... Paussiger limicornis (Wasmann)
3 Head capsule with two parallel carinae; antenna long, about as long as head capsule; antennomere 5 more than 2.50 times as long as wide, mesofemur with sharp, long, outwards curved basal spine..................... Paussiger grandis (Dajoz)
- Head capsule with 5 parallel carinae; antenna shorter than head capsule; antennomere 5 less than 2.20 times as long as wide, mesofemur with sharp, short, almost straight basal spine.................................. Paussiger fisheri sp. nov.