100 R. W. Dawson 



8, most of the specimens coming from Lincoln where they 

 were taken at lights. This species also occurs in Kansas, 

 Iowa, Illinois and Indiana. 



Serica ochrosoma Dawson. 



1919. Serica ochrosoma Dawson, Journ. N. Y. Ent. Soc, xxvii, pp. 

 38-39, pi. ix. 



Specimens examined : 7^,1$, from Halsey and Holt 

 Co., collected in early June at lights. While possibly 

 locally common, this species is rarely represented in the 

 collections of the country. 



Serica sericea lUiger. 



1802. Melolontha sericea Illiger, Olivier's Entomologie, ii, part 5, 

 p. 75, footnote A. 



1922. Serica sericea Dawson, Journ. N. Y. Ent. Soc, xxx, pp. 154- 

 156, pi. xi. 



Specimens examined: 21 $ , 27 $ , from Omaha, Nebras- 

 ka City, Ashland, South Bend, Hooper, Lincoln, West Point, 

 Halsey, Monroe and Warbonnet Canyons in Sioux Co., col- 

 lected from April 29 to August 2. 



Serica mystaca Dawson. 



1922. Serica mystaca Dawson, Journ. N. Y. Ent. Soc. xxx, pp. 160- 

 161, pi. xiv. 



Specimens examined :1s, collected at Nebraska City, 

 April 29, 1916, under leaves. Mystaca is a widely distri- 

 buted species, being recorded from eighteen states, but is 

 apparently not common anywhere in its known range. 



Serica curvata Le Conte. 



1856. Seriva curvata Le Conte, Journ. Acad. Nat. Sci. Phila., (2) 

 iii, p. 276. 



1922. Serica curvata Dawson, Journ. N. Y. Ent. Soc, xxx, pp. 167- 

 169, pi. xxiii. 



Specimens examined: 13 s, from the Pine Ridge Re- 



206 



