40 



disk of pronotiim, a spot on each anterior angle back of eye and a falcate 

 vitta near middle of each lateral margin ; the basal triangles of scutellum 

 are velvety black. There are no other dark markings above, but the 

 apical cells and clearer parts of corium especially the long cells between 

 the sectors are chiefly dusky fumose. Red markings are present as fol- 

 lows: a broad, anteriorly convex lunate vitta on middle of pronotum, 3 

 blotches on each clavus, the middle one largest, "2 blotches between third 

 sector and claval suture, and 2 short lines on second sector ; the wings are 

 dusky fumose. Color below smoky-brown, a pale-yellow area about each 

 velvety black spot on face and a top-shaped pale area on middle of front; 

 antennae and legs pale yellowish. Length 3 mm. 



Holotype, 9 . Brownsville, Tex., Nov. 30, 1910, in sweepings from 

 weeds, C. A. Hart (111. State Nat. Hist. Survey). 



E. obliqua var. obliqua Say, red form. — Urbana, Nov. 13, 1915, Nov. 

 22, 1906; St. Joseph, Nov. 10, 1906; White Heath, :\Iay 7. 1909, April 

 30, 1916; Hopedale, Oct. 2, 1917; and Nos. 156, 279, 3341. and 25018. 

 Yellow form.— White Heath, Mav 7, 1909; Dubois, Aug. 8. 1917; and 

 Nos. 25764, and 25789. 



E. obliqua var. dorsalis Gillette, red form. — \\'hite Heath, May 7, 

 1909; Algonquin, Tune 12, 1897; and Nos. 4459, 14873, and 25742 ; also 

 Iowa, Ac. Cat. 910. 



E. obliqua var. stolata McAtee. — Savanna, June 12, 1917. 



E. obliqua var. noevus Gillette, red form. — ^^'hite Heath, ^lav 7, 

 1909; Urbana, Oct. 22, 1916. Yellow form.— Muncie, May 24. 1914'. 



E. obliqua var. fumida Gillette, red form. — St. Joseph, Nov. 10, 1906; 

 Hopedale, Oct. 2, 1917; and No. 156. 



E. obliqua var. electa McAtee. — St. Joseph. Nov. 10. 1006. 



E. rubroscuta Gillette.— No. 3171. 



E. dentata Gillette. — Meredosia, Aug. 20. 1917. Previously known 

 only from the type material which was collected in California. 



E. abolla var. abolla McAtee, red form. — Urbana, Nov. 10, 11, 1915; 

 Dongola. May 10, 1916; Dubois, May 23. 1917. Yellow form.— Monti- 

 cello, 111., June 28, 1914; Dongola, Aug. 22, 1916. The specimen from 

 Monticello has diffuse red markings along posterior parts of the sectors 

 especially the third. 



E. abolla var. varia, McAtee, red form. — White Heath. Tune 2, 1917; 

 St. To.seph, Nov. 10, 1906; Urbana, March 24, 1916; Meredosia, May 29. 

 J917; Dubois, May 22, 1917; and No. 25792. Yellow form.— Dongola. 

 Aug. 23. 1916. 



E. abolla var. accensa Mc.\tee. — White Heath, April 30, 1916; Du- 

 bois, May 22, 1917. 



E. tecta var. tecta McAtee. — No. 16064. E. scvpuiictata Malloch 

 (Bui. Brooklyn Ent. Soc. 16. No. 1, Feb. 1921. p. 25) is a synonym. 



