A. A. GIRAULT. 61 



ing the appearance of two fine moderately long cilia. The genitalia 

 are not exserted in death. 



From 3 specimens, |-inch objective, 1-inch optic, Bausch 

 and Lomb. 



Described from the following series of 16 specimens : 

 Four females mounted in balsam and two females killed 

 with chloroform and unmounted, captured August 25 (2), 

 September 3 (3) and 9 (1), 1909 while running over a small 

 window pane in an empty pig-shed on a farm at Centralia, 

 Illinois ; and 1 female mounted in balsam, captured April 

 30, 1910, at Urbana, Illinois while running over the glass 

 sides of a greenhouse. And the following specimens in the 

 U. S. Department of Agriculture collections, all mounted in 

 balsam — 3 slides as follows (see ante, PV. americana)-. (l). 

 "W. No. 1892^ F. M. Webster, Wooster, Ohio ; Urbana, 

 Illinois. Reared with E. eragrostidis. Oligosita americana 

 Ashm. Polynema citripes Ashm." 2 cf's, 2 9 's ; and 1 cf', 1 

 9 of the renamed mymarid. (2). "Webster No. 1892. 

 Oligosita americana Ashm. 9"lc?,l 9. (3). "Webster 

 No. 1892. Oligosita aynericana Ashm. 9 " 3 9 's. 



Habitat. — United States : Centralia, Urbana, Dalton City, 

 Butler, DuBois and Mattoon, Illinois ; Wooster, Ohio ; Wash- 

 ington, D. C. 



Type. — Accession No. 41,681, Illinois State Laboratory of 

 Natural History, Urbana, Illinois, 1 9 in xylol-balsam (Cen- 

 tralia, 111., Aug. 25, 1909). Cotypes.—Csit. No. 13,629, U. S. 

 Nat. Museum, Washington, D. C, 3 9 's in xylol-balsam, 1 

 slide (Webster No. 1892). 



Since writing this, I have also examined 8 females cap- 

 tured by sweeping grass, May 25, 1910 ; 6 females by sweep- 

 ing blue grass and wheat, May 26, 1910, Urbana, Illinois ; 

 and 10 females, same place, June 8, 1910. Also a 9 taken 

 from a window of a stable at Dalton City, 111., June 15, 1910, 

 and 1 c?", 1 9 taken at DuBois, 111., June 23, 1910 by sweep- 

 ing blue grass adjoining wheat. Finally a 9 taken July 1, 

 1910 by sweeping blue grass at Urbana ; 1 9 taken at Butler, 

 111., July 14, 1910 ; 3 9 's at Mattoon, 111., July 16, 1910, the 



TRANS. AM. ENT. SOC, XXX VII. 



