60 



Subfamily Ichneutiuae. 



Parasites. Hosts. 



Ichneutes fulvipes Cr Euuraf on Willow. Ft. Grant, Ariz., Mar. 



28, Apr. 7, 1882. 

 Saw-fly on Willow. A. J. Cook, Lansing, 

 Mich. 



Subfamily Toxoneurinae. 



Toxoneura minuta Cress Gelechia prunifoUella Cham, on Peach. 



Kirkwood, Mo., Oct. 8, 1884. 



Subfamily A'phidiinae. 



Praon humulaphidis Ashm Siphonophora sp.? on Hop. Richfield 



Springs, N. Y., June 15, 1887. 



Aphidius prociphalj Ashm ProcipMlus sp. ? on Pinus inops. Wash- 

 ington, D. C, Apr. 7, 1883. 



Aphidius pterocommsB Ashm Pterocomma salicicola Uhler on Willow. 



Washington, D. C, Apr. 5, 1883. 



Aphidius avenaphis Fitch Siphonopliora avence Fab. Glendower, Va., 



June 17, 1882, and La Fayette, Ind., 

 June 24, 1889. 



Aphidius lachni Ashm Lachnus ? on Poplar. Alameda, Cal. , Nov., 



1887. 



Aphidius phorodontis Ashm Phorodon mahaleb Koch on Peach. Wash- 

 ington, D. C, June, 1888, and Ottawa, 

 Canada, 1889. 



Aphidius xanthus Ashm Cecidomyiid gall on blossom of Solidago. St. 



Louis, Mo., Sept. 23, 1876. 



Lysiphlebus ribaphidis Ashm Mijzus rihis L. on Currant. La Fayette, Ind., 



July 12, 1886. 



Lysiphlebus cucurbitaphidis Ashm Siphonophora cucurbitw Thos. La Fayette, 



Ind., Nov. 6, 1885. 



Lysiphlebus eragrostaphidis Ashm Aphid on Eriogonus fasciculatus. Los An- 

 geles, Cal. 

 Siphonophora on Audibertia stochoides. Los 



Angeles, Cal. 

 Swept from Eragrostis. La Fayette, Ind., 

 Nov. 4, 1885. 



Lysiphlebus coquillettii Ashm Myzus s^.'^. on Hosackia glabra. Los An- 

 geles, Cal. 



Lysiphlebus citraphis Ashm Toxoptera on Orange. Brooksville, Fla., 



April 26, 1879; also from Rock Ledge, 

 Fla., April 12, 1880 ; Jacksonville, Fla,, 

 and Crescent City, Fla. 

 Dactylopius citri Boisd. Washington, D. 

 C, Oct. 4, Nov. 20, 1884. 



Lysiphlebus myzi Ashm Myzus ribis L. Lansing, Mich., and La Fay- 

 ette, Ind. 



Lysiphlebus testaceipes Cr Aphis gossippii on Cotton, Selma, Ala., 



May 19, 1879; Washington. D. C, Oct, 

 30, 1879; Fremont, N. C, July 20, 1880; 

 and Wedgefield, S. C , July 24, 1886. 



