KEY TO SPECIES Of ORECTODERUS UHLER

Males

1. Pronotum with strong, erect, black setae longer than diameter of first antennal segment......................................................... arcuatus Knight

– Pronotum with strong, erect, pale setae longer than diameter of first antennal segment or fine, pale, golden, shiny reclining setae shorter than diameter of first antennal segment.............................................................. 2

2. Clavus pale, brown only on proximal 1 ⁄ 3 and with a very narrow brownish band along claval commissure (fig. 3); pronotum campanulate.............. longicollis Uhler

– Clavus brown with pale band along claval suture; pronotum more trapezoidal, dull or shining................................................................ 3

3. Pronotum dull, with strong, erect, pale setae longer than diameter of first antennal segment........................................................... bakeri Knight

– Pronotum dull or shining, with fine, reclining pale, golden, shiny setae shorter than diameter of first antennal segment.......................................... 4

4. Pronotum very shiny; total body length 6.96–8.45..................... obliquus Uhler

– Pronotum dull, with greyish appearance; total body length 5.45–6.71... montanus Knight