MALES
1.
.
.
 Pronotum reddish-orange in coloration; pocket on ventromedial surface of 6th ventrite with the posterior margin raised, sinuate
.
Dasyus collaris
Lepeletier and Serville

1'.
.

 Pronotum black in coloration; pocket on ventromedial surface of 6th ventrite with the posterior margin thickened, convex.
 
FEMALES
1.
.
 Elytra black in coloration, at widest point 3.6 mm.
.
Dasyus collaris
Lepeletier and Serville
 

1'.
.

Elytra reddish-orange in coloration, at widest point 5.6 mm.