HEMIPTERA OF COLORADO 



111 



or bluish green, with front and lateral margins yellowish, hind margin sometimes whitish; 

 disc of prouotum sometimes with three faint longitudinal orange lines; scutellum 

 yellowish, sometimes posterior angles bluish, elytra niilUy subhyaline, clavus with two 

 faint longitudinal orange marks, anollier near tip, a faint broken longitudinal orange 

 line on corium, veins whitish towards apex; abdomen pale greenish yellow; legs pale 

 yellow at base shading into deep blue at tips. 

 Length 3.5 mm. Described from three males. 



Steamboat Springs, Jul}^ 12th, on Artemisia tridentata 

 (Baker). 



^mpoasca viridescens AValsh. Det. Gillette. 



Fort Collins, September 27th, on Solidago spectabilis 

 (Gillette). 



Typhlocyha bifasciata n. sp. 



Near tricincta. Female: Clypeusonce and a quarter as long as broad, basal suture 

 straight; genae long and narrow, with a broad deep groove from eye to clypeus, slightly 

 concave outwardly, broadest at eye, attaining tip of clypeus; lorae as long and some- 

 what narrower than clypeus; front three-fourths longer than broad between eyes, 

 three times as long as clypeus. superior angle more than a right angle and broadly 

 rounded. Face and vertex very finely and obsoletely punctured, more distinctly on 

 upper part of front. Disc of vertex, flat, sloping, 

 slightly less than one-half longer at middle than at 

 eyes. Pronotum slightly less than twice as broad as 

 lr)ng at middle, broadly rounded before, slightly 

 concave behind, posterior angles rather sharply 



rounded, lateral margins long; disc of pronotum / ' "V \ MY IJJj^ 



with anterior third smooth, posterior two-thirds 

 very indistinctly transversely rugose; scutellcni 



slightly shorter than pronotum, broader than long, transverse groove straight, black, 

 ends bent backwards; last ventral segment with hind margin broadly rounded. Color 

 yellow: lace, vertex, and pronotum, light lemon yellow, conoolorous; scutellum dark 

 smoky; elytra light lemon yellow with a broad smoky transverse hand just in front of 

 middle, broader on inner margins, another broad smoky band at apex, lighter on middle 

 portion; venter pale yellow; legs pale whitish yellow. Length 4 mm. 



Described from one femiile. Minturn, August 24tb, 

 (Gillette). We also have specimens from New York(Lint- 

 ner) Illinois (Forbes) and Iowa (Osborn). 



Typhlocyha conies Say. Det. Gillette. 



Canon City, August 31st, on plum; Manitou, September 

 29th on oak (Gillette). 



Typhlocyha ttavomarginata i\. sp. 



Female: Clypeus a third longer than broad, basal suture straiglit, sides nearly 



parallel; lorae and genae as in bifasciatus: front three 

 times the length of clypeus, one-third broader than 

 long, superior angle greater than a right angle, broadly 

 rounded. Face, vertex, and pronotum, sculptured as 

 in bifasciatus. Proportions of vertex, pronotum and 

 scutellum, same as in bifasciatus. Last ventral seg- 

 ment with posterior angles produced, acute, a broad 

 deep emarginaiiou between them, the base of which Is 



