32 Illinois State Laboratory of Natural History. 



part brown, with lateral edges yellowish white. Elytra black, 

 outer margin with a very^broad, and the inner margin with a 

 very narrow,']edge of light greenish yellow. Veins near the tip 

 margined with brown. 



Abdomen. Beneath^yellowish, marked with dark brown 

 or black; lateral pieces with a curved dash of brown, and the 

 median pieces with the basal half or two thirds, black or brown. 



G. bimaculata, n. sp. 



Rosaceous, head and anterior portion of the thorax green- 

 ish. Eyes, ocelli, and a small discal spot on elytra black. 



Length 10 mm. 



Head shorter than usual. Above, with the median groove 

 represented by a black line, eyes and ocelli deep black, conspic- 

 uous. Beneath paler green; the upper edge of the genae 

 acute, black; antennae black. 



Thorax. Pronotum reddish, anterior part green and not 

 striate. Scutellum finely and irregularly striate, reddish; pos- 

 terior portion marked off by a narrow brown line and a coarsel}' 

 granulated brown patch on either side, near the anterior cor- 

 ners. Elytra rosaceous, with a small conspicuous black spot near 

 the middle. Wings brown, veins black. 



Abdotnen, beneath, green. 



A beautiful species, also rare. 



Gr. cinerea Uhler. 



G. cinerea Uhler, Bull. U. S. Geol. Surv., Vol. III., p. 460. 



I have not seen this species, but as it was described from 

 Illinois I copy the original description: 



"Aspect of Philwnus, short, dark cinereous, more or less 

 tinged with yellow. Head long-semilunate, angular at tip, and 

 with the tip recurved, black; vertex flat, coarsely punctate 

 with black, a little pubescent, impressed behind the apex gen- 

 erally with a short, impressed, longitudinal line, and each side 

 with a longer one, or with simply indentations in their places; 

 face irregularly dotted with piceous, and with a few punctures 

 on the sides, the front convex transversely, more prominent 

 above, triangularly impressed at base, sometimes with traces 



