Scarabaeidae of Nebraska 77 



Elytra clouded with fuscous 17 



17. Sides of pronotum fringed with rather long hairs; anterior 

 tibiae with upper tooth small or wanting walshi 



Sides of pronotum not fringed with long hairs; front tibiae 

 plainly tridentate femoralis 



18. Dark markings of elytra in the form of distinct streaks or 

 spots distinctus 



Dark markings of elytra in the form of a large central clouded 

 area, leaving only the margins pallid walshi 



Aphodius fimetarius Linnaeus. 



1758. Scarabaeus fimetarius Linnaeus, Systema Naturae, ed. x, i, 

 p. 348. 



Specimens examined : 465,55$, from Omaha, Lincoln, 

 Fairmont, Fremont, West Point, Halsey, Holt Co., Cherry Co., 

 Glen, Monroe, Canyon in Sioux Co., and Mitchell, collected 

 from February 22 to December 11. This is an abundant and 

 essentially cosmopolitan species. 



Aphodius duplex Le Conte. 



1878. Aphodius duplex Le Conte, U. S. Geol. Surv., Bull, iv, pt. 

 2, p. 454. 



Specimens examined : 1 5 , collected in Warbonnet Can- 

 yon, Sioux Co. Duplex is doubtless uncommon in the state, 

 and to be met with only in the western part. It is recorded 

 from Colorado. 



Aphodius ruricola Melsheimer. 



1844. Aphodius ruricola Melsheimer, Proc. Acad. Nat. Sci. Phila., 

 ii, p. 136. 



Specimens examined: 54, from South Bend, Lincoln, 

 West Point, Fairmont, Holt Co., Mitchell, and Warbonnet 

 Canyon in Sioux Co., collected from April to August. 



Aphodius granarius Linnaeus. 



1767. Scarabaeus granarius Linnaeus, Systema Naturae, ed. xii, i, 

 2, p. 547. 



183 



