42 AMERICAN HYMENOPTERA. 



Ophion bilineatus Lintner, Fourth Rept. Ins. N. Y., p. 205 1888. 



" " Howard, Scudder's Butterflies of Eastern U. S. 



(New Eng.), p. 1880, pi. 88, fig. 8 1889. 



" tityri Idem 1889. 



" bilineatus Riley and Howard, Insect Life, III, p. 155, 



list of hosts 1890. 



•' •' Ashmead, Colo. Biol. Assn. Bull., I, p. 43, Colo. 1890. 



" Perkins, Vt. State Bd. Agr., Eleventh Rept., 



Sept., p. 18 1890. 



" bilineatum Ashmead, Smith. Cat. Ins. N. J., p. 15 



(second ed., p. 580, 1899) 1890. 



" " Harrington, Ent. Soc. Ont., Twenty-first Rept., 



p. 67 1891. 



" " Osborn, Partial Cat. Animals la., p. 115 1892. 



Evans, Can. Ent., 28, p. 10 1896. 



Howard, U. S. Dept. Agr., Div. Ent., Bull. 5, 



Tech. Ser., p. 30 1897. 



" " Dalla Torre, Cat. Hym., Ill, p. 188, Am. bor..l901. 



tityri Idem, p. 198 1901. 



bilineatum Ashmead, Proc. Wash. Acad. Sci., IV, p. 233, 



Sitka, Alaska, two 9 's, June 16 1902. 



Felt, N. Y. State Mus., Bull. 76, p. 114, pi 2, 



fig. 3 1904. 



tityH Idem, p. 116 1904. 



bilineatum Pishmead., Hym. of Alaska, p. 239, two 9 's, 



Sitka, Alaska, June 16 1904. 



Howard, Insect Book, pp. 60^, pi. 10, n. 17 1905. 



" " Viereck, Trans. Kansas Acad. Sci., XIX, p. 



313, taken at 3350 feet 1905. 



" idoneum Idem. 



" bilineatus Szepligeti, Gen. Ins., Hym., 34me Fasc, p. 



32, n. 114 1905. 



tityri Szepligeti, Idem, p. 32, n. 122 1905. 



" bilineatus Hitchings, Third Rept. Maine State Ent., p. 



12 1908. 



" tityri Chittenden and Russell, U. S. Dept. Agr., Bur. 



Ent., Bull. 66, Part V, p. 63 1909. 



" Viereck, Smith's Ins. N. J., third ed., p. 621 1910. 



" bilineatus Viereck, Idem 1910. 



" latilineatus Cameron, Joum. Royal Agr. and Commer. 



Soc. Brit. Guiana, p. 179 1911. 



Fulvo-ferruginous , varying from flavous to ferruginous ; eyes large, 

 extending nearly to the base of the mandibles, abdomen usually strongly 

 compressed, stigma well developed, discocubital vein appendiculate , size 

 variable. 



