288 NEARCTIC ERYTHRONEURA (hOMOPTERA) 



from just before apical cells dusky; face and body dull greenish yellow, legs 

 stramineous. 



Length, 2.76 mm.; vertex: LM 5, LE 3, WA 13, WP 18, OA 7, OP 10.5, 

 'OH 14; pronotum: L 10.5, W 20; tegmen 12-55. Measurements from a 

 female; Plummer's Island, Maryland, Oct. 4, 1914, (W. L. McAtee), [W. L. 

 M.], the only specimen seen. 



Erythroneura abolla var. accensa new variety 



Upper surface anterior to cross-veins cherry to dusky red, relieved by 

 yellowish edgings on vertex (paler medianly here also) and pronotum; pos- 

 terior third of tegmina whitish hyaline, costal placiues opaque whitish, leav- 

 ing, when scaled off, an area dusky hyaline rather than color of remainder of 

 tegmina. Face pale to bright reddish, sometimes with a pale yellow median 

 vitta, and with two oval yellow areas between eyes; legs pale yellow more or 

 less tinted with red; body dark, edges and incisures of abdomen pale yellow; 

 genitalia pale, marked with red or darker. 



Length, 2.83 mm.; vertex: L 6, LE 4, WA 12, WP 20, OA 6, OP 11, Oil 

 16; pronotum: L 11, W 21; tegmen 13-58. 



Type — 9 ; Maywood, Virginia, on Pinus virginiana, Fel). 20, 

 1916,(W. L. McAtee), [W. L. M.]. AUotype—d' (2.77 mm.); 

 Mount Vernon, Virginia, Feb. 28, 1915, (W. L. McAtee), [W. L. 

 M.]. 



Erythroneura abolla var. accensa yellow form 



Like the preceding except that the vertex and anterior parts of pronotiun 

 are pale yellow, shading to the general color or to dusky on posterior parts 

 of pronotum and on scutelhnii; costal plaques obscured by general color of 

 tegmina; face yellow, paler between eyes; legs pale yellow; body dark, 

 edges and incisures of abdomen pale yellow; genitalia i)ale yellow, strikingly 

 contrasted to body color. 



Length, 2.73 mm.; vertex: L 6, LE 4, WA 13, WP 20, OA 6, OP 12, OH 

 17; pronotum: L 11, W 21; tegmen 12-56. Measurements from a female; 

 Odenton, Maryland, on hickory, August 14, 1918, W. L. McAtee (W. L. M.). 

 One other specimen examined, a female, Anacostia, District of Columbia, 

 July 22, 1913, (W. D. Appel), [W. L. M.]. 



Erythroneura tecta new species 



A very distim^tly marked species, larger than most of the genus, with 

 bluntly rounded vertex (fig. 6), swollen face, pronotum decidedly arouate 

 posteriorly, clavus distinctly roof-shaped, the part within claval (second 

 anal) vein lying horizontally, when tegmina are closed, and that witliout 

 sloping sharply; fourth apical cell angulate (fig. 9); ventral i)lale ui female 

 arcuate laterally, much ])roduced medianly, this process more or less split 

 longitudinally. 



