Key to males of Auranus
1. One spine on scutal area III..................................................... A. xerxes sp. nov. (Figs 6 E, 7E)
- Two spines on scutal area III............................................................................ 2
2. Femur IV without dorsoapical tubercles.................................................................... 3
- Femur IV with two dorsoapical tubercles................................................................... 4
3. Lateral margins with a row of granules; posterior margin with a row of tubercles; three tubercles on area III................................................................................................ A. parvus (Figs 6 C, 7C)
- Lateral and posterior margins smooth; one tubercle on area III................................ A. tepui (Figs 6 D, 7D)
4. Lateral margins with a row of tubercles; tibia IV with two ventral rows of tubercles................ A. hehu (Figs 6 A, 7A)
- Lateral margins smooth; tibia IV with one ventral row of large tubercles............... A. leonidas sp. nov. (Figs 6 B, 7B)