125 
Parasites. Hosts. 
Isorhombus arizonensis Ashm., MS..-.--- Cecidomyiid gall on unknown plant. Fort 
Huachuea, Ariz., May 8, 1883. 
Polymecus lupinicola Ashm., MS......--. Cecidomyiid gall on Lupinus athorea. San 
Francisco, Cal., Nov., 1885. 
Polymecus alnicola Ashm., MS.-....-..-.-. Cecidomyia serrulata O.S., on Alder. Wash- 
ington, D. C., April 30 and May 1, 1884. 
Synopeas cornicola Ashm., MS.......-.--- Cecidomyiid gall on Cornus paniculata. 
Kirkwood, Mo., April 3. 
Synopeas antennarize Ashm., MS.......-. Cecidomyia antennarie Wheeler. Milwau- 
kee, Wis., May 31, 1888. 
Anopedias- error (Mitch)... 0 2. .2525-2.- Diplosis tritici. Lafayette, Ind., June 14, 
1884. ‘ 
AMS aleurodinis Hald=-..--..-.:5.-:-.- Aleurodes sp. on Acer dasycarpum. Arling- 
ton, Va., March 29, 1882. 
Trichacis rufipes Ashm., MS ...-...-..-.- From acorns infested with Balaninus nasi- 
cus and Blastobasis glandulella. St. Louis, 
Mo. Prob. from cecid. inquiline. 
Trichacis rubicola Ashm., MS.-:..--.....- Cecidomyiid stem gall on Blackberry, 
Cadet, Mo., June 16, 1883; also Cecido- 
myiid gall on Vernonia noveboracensis, 
Washington, D. C., June 9, 1886. 
Platygaster herrickii Pack ..-.......---- Cecidomyia destructor Say. Lafayette, Ind., 
April 4, 1889. 
Platygaster carye Ashm........---...--- Cecidomyiid gallon Hickory. Washington, 
D. C., May 5, 1884. 
Platygaster aphidis Ashm., MS ...--..-.-.-.. 4phis sp. on Chenopodium album. Richfield 
Springs, N. Y., Feb. 9, 1887. 
Platygaster philanna Walker ..--....----- Diplosis nigra Meigen. Hornsea, Yorks, 
England. 
Ceroplatymerus cary Ashm........-.--. Cecidomyiid gall on Hickory. St. Louis, 
Mo., April 4, 1885. 
Polygnotus striaticeps Ashm..-.......---- Cecidomyiid gall on Bigelovia or Artemisia, 
Newhall, Los Angeles County, Cal., July, 
1886; also from Aspidiotus sp., San Diego, 
Cal. 
Polygnotus salicicola Ashm., MS..--..--.- Cecidomyiid gall on midrib of leaves of 
Willow. Los Angeles, Cal., 1887. 
Polygnotus proximus Ashm., MS..-.-.--..-.Cecidomyia ananasse Riley on Cypress. No 
date given. 
Polygnotus eurotiz Ashm., MS .......--- Cecidomyiid gall on Hurotia canata. San 
Bernardino County, Cal., April 17, 1887. 
Polygnotus solidaginis Ashm ...--. ..---- Cecidomyiid gall on Solidago, Bushberg, 
Mo., Sept. 21, 1876; also from same gall, 
Kirkwood, Mo., Sept. 13, 1885. 
Polygnotus viticola Ashm., MS ..--.. ---- Cecidomyiid gall on petiole of Grapevine. 
Washington, D. C., March 31, 1882. 
Polygnotus artemisiz# Ashm., MS......-..-. Cecidomyiid gall on Artemisia. Lancaster, 
. Los Angeles County, Cal., Dec. 6, 1887. 
Polygnotus cynipscicola Ashm......-.... Neuroterus batatus Fitch. Arlington, Va., 
July 3, 1883. 
Polygnotus coloradensis Ashm.......---- Cecidomyiid gallon Sage Bush. Fort Gar- 
land, Col., June 25, 1883. 
Polygnotus utahensis Ashm., MS..--..--- Cecidomyiid gall on Artemisia tridentata. 
Pariah, Utah, July, 1881. 
