HEMIPTERA OF COLORADO. 



79 



and apex, and two small spots next the pronotum 

 ■whitish. Elytra dark smoky, nervures black, on 

 inner margin at middle of clavus a white spot, on 

 second sector of corium two small white spots, and 

 an indistinct whitish transverse band on thecoriuci 

 just beyond the tip of the clavus. Venter blackish, 

 tips of basal segments and all of the last two 

 segments yellow. Legs sordid yellow, tibiae slightly 

 infuscate, femora having a black line on outer 

 margin, tarsi infuscate.. 



Length 6 mm. Described from two males. Dif- 

 fers from all other species of the genus in the 

 remarkable form of the head. 



Leadville, August 23d (Gillette). 

 Steamboat Springs, July 15tli on 

 willow (Baker). 



Idiocerus ramentosiis Uhl. Det. VaaDuzee. 



On willows in Denver; also in Clear Creek 

 Canon and at Manitou (Uhler, 5). Colorado 

 (VanDuzee, 4). 



Steamboat Springs, July 15th 

 (Baker). Spring Canon, May lltli 

 to June 30th; Estes Park July 12th; 

 Steamboat Springs, July 26th; 

 Manitou, September 29th on willow (Gillette). 



Idiocerus snowi n. sp. 



Face slightly more than one-third wider than long. Indistinctly shagreened, and 

 sparsely set with sliort, white, very weak hairs; clypeus slightly more than one-half 

 longer than broad at tip, nearly as broad at base as at apex, strongly constricted at 

 middle, truncate at the tip, basal suture nearly straight; lorae slightly longer and some- 

 what narrower than the clypeus; 

 genae broad, outer margin slight- 

 ly concave, attaining tip of cly- 

 peus and moderately broad below 

 the lorae; front as long as broad. 

 Vertex finely transversely rugose, 

 as long at middle as next eyes, 

 width between the eyes three 

 and five-sevenths times the 

 length at middle. Pronotum very 

 minutely transversely wriuKled, 

 with numerous fine scattered 

 punctures, two and one-tliird 

 times broiider than long, two and 

 one-fourth times the length of 

 the vertex, curvature a little less 

 than two-thirds of the length. 

 Scutellum with the transverse 

 groove as In interruptus. Last 

 ventral segment with the hind 

 margin broadly rounded. ScColor 

 pale green, tips of tibiae, tarsi and pygofers, bluisii green. Vertex with two round black 



