Scarabaeidae of Nebraska 137 



Cremastochilus wheeleri Le Conte. 



1876. Cremastochilus wheeleri Le Conte, Ann. Rept. Ch. Eng. App. 

 jj. p. 516. 



Specimens examined: 9, from Lincoln, West Point, 

 Halsey and Glen, collected from May to July 12. 



Osmoderma Serville 



1825. Serville: Entomological part of Encyclopedie methodique, 

 X, p. 702. 



1910. Blatchley: Coleoptera of Indiana, pp. 1001-1002. (Descrip- 

 tive notes on 2 species). 



1915. Casey: Memoirs on the Coleoptera, vi, pp. 372-377. (De- 

 scriptive table for 8 forms). 



SYNOPSIS OF THE SPECIES 



1. Dorsal surface roughly and coarsely sculptured [scaber'\ 



Dorsal surface smooth or with the sculpture comparatively fine 

 and sparse eremicola 



[Osmoderma scaber Beauvois. 



1805. Trichius scaber Beauvois, Insectes recueillis en Afrique et en 

 Amerique, p. 58. 



No specimens are at hand from Nebraska, but the species 

 probably occurs along the Missouri River especially in the 

 more heavily wooded districts.] 



Osmoderma eremicola Knoch. 



1801. Cetonia eremicola Knoch, Neue Beytrage zur Insectenkunde, 

 p. 105. 



Specimens examined : 2, from Warbonnet Canyon in 

 Sioux Co., in July, and Monroe Canyon, August 27, 1908 (C. 

 H. Gable). 



243 



