72 



PRELIMINARY LIST 



Pachyopsis rohiistiis Uhl. Det. VanDuzee. 



Colorado (VanDuzee, 4). 



Dolores, June 18th; Estes Park, July lOtb; North Park, 

 July 20th; Steamboat Springs, July 26th; Fort Collins, 

 September 27th on Bigelovia (Gillette). Mountains south- 

 west of Nofth Park, on Grizzly Creek, July lOth on Artemisia 

 tridentata (Baker). 



JBytboscopus fenestratiis Fitch. 



E^tes Park, July 12th (Gillette) 

 Bythoscopiis priini Prov. 



Mountains of Colorado (A'anDuzee, 4). 



Det. Osborn. 



Det. Osborn. 



The Rustic, Larimer County, August 11th (Gillette). 



Pediopsis hifasciata A'anD. 



Steamboat Springs, July 15th on willow (Baker). Mont- 

 rose. June 24th (Gillette) . 



Pediopsis erythroceplwla n. sp. 



Female: Large and robust. Face nearly 

 as long as wiae; clypeus short and broad, 

 suddenly broadened and widely depressed 

 before the rounded apex, sides parallel ' on 

 basal two-thirds; front slighily constricted 

 before antennae, rapidly narrowing towards 

 clypeus. Clypeus, face, vertex, pronotum, 

 and scutellum, feebly rugose. Verte.x one- 

 third longer at eyes than at middle, width 

 between eyes nearly twenty times length at 

 middle. Pronotum little more than twice 

 wider than long, curvature nearly the entire 

 lengtli. Last ventral segment witli hind 

 margin distinctly notched. Head, pronotum, 

 and scutellum dull red, concolorous. Elytra 

 hyaline. Abdomen greenish. Eyes reddish 

 brown. Legs greenish shading into reddisli 

 towards base. Hropleura witli a large black 

 spot. 



Length 6 mm. Described from two fe- 

 males. 



Fort Collins, August 11th 

 (Baker), Coloiado Springs, 

 August (Tucker). 



