230 THOMAS SAY FOUNDATION 



A. From Grasshoppers. 



29 both sexes, WeUinffton, Kansas (E. G. Kelly, 

 W 7398,, Expt 2225, 2227) ; in this case dead grass- 

 hoppers were collected and placed in cage. 



1 male, 1 female, AVellington, Kans. (E. G. 

 Kellv, W. 7319, Expt 2228) ; like the preceding. 



1 female, Wellington, Kans. (E. G. Kelly, W 

 8281, Expt 2250) ; live grasshoppers placed in cage. 



3 males, 4 females, Ashland, Nebr. (W. E. Pen- 

 nington, W 13524, Cage A791 ; adults of melanoplus 

 diifereniialis, alive when they were placed in the cage 

 at Wellington. 



2 females, Chickasha, Okla. (E. G. Kelly, W 

 14449, Expt A1920) ; adults and nymphs of grass- 

 hoppers all alive when placed in cage. The females 

 of the fly were attacking the grasshoppers when col- 

 lected, swarming about them, dashing at the flying 

 grasshoppers and depositing their larvae in flight, at 

 the same time knocking the grasshopper to the 

 ground. 



1 male, 1 female, Washington Experiment Sta- 

 tion, No. 73; dead grasshoppers clinging to weeds 

 were collected at Wawawai, Wash., by C. V, Piper, in 

 August, 1897, from which these flies issued. 



3 males, Wilder, Idaho, reared from grasshopper 

 by T. H. Parks. 



B. From Anabrus (the Western Cricket). 



1 male, Okanogan Valley, B. C, "ex Anabrus, 

 emerged April, 1896. Jas. Fletcher." 



C. From Heliophila unipuncta. 



2 females, Big Cabin, Okla. (W. E. Penning- 

 ton, W 12760, Cage A653) ; the pupa were collected 

 and placed in cage, all living at the time. 



3 females, Muskogee, Okla. (E. G. Kelly, W 

 12713, Expt A648) ; pup^e of the moth, dead when 

 received at laboratory. 



