W. L. MC ATEE 319 



Typhtocyba comes var. coloradciisis. Gillette, C. P. Am. Typhlocybinae, 

 1898, p. 763. 



This variety has red markings of the comes or vitifex type, and 

 in adchtion distinct black spots in the l^asal triangles of the scu- 

 telluni; the black streak on costal plaque and Islack clouds in bas- 

 es of fourth, and in apices of second apical cells seem unusually 

 distinct; dorsum of abdomen and tip of genitalia also black. 



Length, 2.87 mm.; vertex: LM 6, LE 3, WA 13, WP 21, OA 6, OP 12, 

 OH 16; pronotum: L 10.5, W 22; tegmen 14-61. Cotypes, a female and 

 male; Colorado, No. 1854 (Tyjje No. 3447, U. S. N. M.) 



Other specimens examined: Riley County, Kansas, July, 

 (Marlatt); Basco, Illinois, January, 1861, (G. Marlatt); Sonoma 

 County, California, (A. E. Bush); Bloomington, Nebraska, on 

 grape, 1888, (J. Graf) ; Anthony, New Mexico, on grape, August 8, 

 1889, (H. H. Bailey); Denver, Colorado, on grape, July 28, 1886, 

 (V. Devinney) ; California, [U. S. N. M.]: Denver, Colorado, Sept., 

 Oct., Nov., 1914, (E. C. Jackson), [W. L. M.]. 



Erythroneura comes var. amanda new variety 



Apical third, or at lea.st the sides of scutellum, apically, dusky to black; 

 anterior two-thirds of clavus and a band between clavus and costal plaque 

 bright red; subsidiary markings of tegmen tending to be red anteriorly and 

 yellow posteriorly; markings of head and pronotum yellow. 



Length, 2.54 mm.; vertex: LM 6.5, LE 3, WA 11, WP 17.5, OA 6, OP 9.5, 

 OH 14; pronotum: L 10, W 19; tegmen 11-52. 



Tijpe — (f ; Central Missouri, July, on grape, [U. S. N. M.]. 

 Paraiypes (2.37 to 2.57 mm.) include some specimens with same, 

 and others with less significant data than type, most of them how- 

 ever from grape, [U. S. N. M.]. 



Erythroneura comes var. venusta new variety 



Vertex chiefly dusky, narrow anterior border and median streak pale yellow; 

 thorax and basal triangles of scutellum deep ruby-red, apex black; broad 

 dusky vitta on tegmen occupying anterior two-thirds of clavus and an oblique 

 area on coriiun from clavus to black marking on costal plaque; tegmen from 

 posterior edge of this band to cross-veins whitish-hyaline; apical cells chiefly 

 dusky; undersurface pale yellow. 



Type^9 ; Odenton, Maryland, July 29, 1917, on Vitis, (W. L. 

 MoAtee), [W. L. M.]; in too distorti>tl a pose for measurcnnent. 



TR.\NS. AM. ENT. SOC, XLVI. 



