61 



Parasites. Hosts 



Lysiphlebus gossippii Ashm Aphis gossipii onCottou. Selma, Ala., Oct. 



7 and 8, 1880, and Columbia, S. C, Dec. 

 26, 1888. 



Lysiphlebus abutilonaphidis Ashm Siphonophora rosce Reaura. Los Angeles, 



Cal. 

 Siphonophora on Ahutilon. Los Angeles, 

 Cal. 



Lysiphlebns tritici Ashm Siphonophora avence Fab. Glendower, Va., 



June 20, 1882, and Cadet, Mo., May 10, 

 1882. 

 Toxoptera graminum Roud. ? on Wheat. Me- 



bane, N. C, Feb. 30. 1?^90. 

 Aphis sp. ? on roots of Wheat. La Fayette, 

 Ind., Oct. 14, 1888. 



Lysiphlebus persieaphidis Ashm Iphid on Peach. Fresno Co., Cal., May, 



1886. 



Lysiphlebus baecharaphidis Ashm k^\i\(ion Baccharis viminalis. Los Angeles, 



Cal. 



Lysiphlebus salicaphis Fitch Siphonophora viticola Thos. St. Louis, Mo., 



June 18, 1873, and Washington, D. C, 

 Sept. 10, 1886. 



Lysiphlebus minutus Ashm Aphis gossyppii on Cotton. Fremont, X. C, 



July 22, 1880. 



Diseretus americanus Ashm Siphonophora avence Fabr. La Fayette, Ind. 



Dieeretus ferruginipes Ashm Siphonophora avence Fahr. La Fayette, Ind. 



Diseretus brunniventris Ashm Siphonophora avence Fa,hv. La Fayette, Ind. 



Lipolexis rapte Curtis = piceus Cr Ajjhis hrassicce L. Bluffton, S. C, May 12, 



1884. 

 A. hrassicoB L. St. Louis, Mo. 

 Aphis on Brassica campestris. Los Angeles, 



Cal., Apr. 

 ^j^//i8 on Turnip. St. Louis, Mo. Collected 

 also at Jacksonville, Fla.. and La Fay- 

 ette, Ind, 



Lipolexis salicaphidis Ashm Aphid on Salix. Los Angeles, Cal. 



Lipolexis chenopodaphidis Ashm Aphis sp. ? on Chenopodium album. Los An- 

 geles, Cal. 



DESCRIPTION OF CERTAIN LEPIDOPTEROUS LARViE. 



By Harrison G. Dyar. Rhineheck, X. Y. 



Nola sexmaculata Grote. 



Before the last molt the young larva is like the mature one but the black patch on 

 the eyes is absent, only a small spot is present in the triangular plate in front of the 

 head and the two other marks are fused. The mouth is brown, the eyes black. 

 Width of head .7°^™. The body is pale greenish-yellow and lacks the subdorsal line. 

 The warts in rows (1) and (2) are black, the rest concolorous with the body. Length 

 8™™. 



Mature larva. — Head round, partly withdrawn within joint 2, pale yellowish and 

 marked with black so thickly as to appear nearly all black. Maxilhe brown. Two large 

 vertical black spots separated by the central suture ; a large spot at each side of the 



