1.
.
.
 Mandibles with 3 long teeth. Clypeal apex broadly bidentate (space between spiniform teeth almost as wide as eye). Males with 2 forward-projecting horns on pronotum, 1 at each anterior angle.
 

1'.
.
.

 Mandibles entire, weakly bifurcate at apex, or with 2 distinct teeth. Clypeal apex narrowly bidentate or emarginate, never with spiniform teeth. Males with single, median pronotal horn or lacking horn
.
.
2
 
 
2 (1).
.
. .
.
. 		Mandibles with 2 distinct, spiniform teeth. Elytra of males
grey to greyish olive or brownish olive or yellowish
olive with black spots. Pronotum in females with short,
dense pubescence; elytra in females with longitudinal
rows of long, dense pubescence
 

2'.
.
.

 Mandibles entire at apex or weakly notched. Elytra of males usually yellowish brown or else dark reddish brown or (rarely) black. Pronotum and elytra in females lacking dense pubescence
.
.
.
Golofa