^'J PRELIMINARY LIST 



on the plains as in canons and parks. Swept from flowers west of Denver, in 

 Clear Creek Canon, near Manitou and Colorado Springs, and more abundantly 

 near Canon City. On a low composite with pale whitish flower, Manitou Park, 

 August 14th (Uhler, 5). Golden, July 3d (Packard— see Uhler, 5). 



Nysius uiinntiis Uhler n. sp. 



"Grayish fulvo-testaceous, pubescent, punctate with black, narrow, with the outer 

 margin of tlie hemelytra nearly straight. Head of medium lengtli, comparatively acute, 

 pale dull fulvous, closely punctate, except on the immediate base, tlie punctures of the 

 sides especially black, a grooved line midway between the eye and tylus; tliroat black, 

 covered with small punctures, sericeous pubescent, with a white line next tlie eyes; 

 antennae fulvo-testaceous, the basal .joint mostly black, reaching a little Ijeyond the tip 

 of tylus, second joint about one-third longer than the third and both piceous at tip, the 

 fourtli long blackish; rostum reaching behind the middle coxae, blackish piceous, some- 

 times paler at base. Pronotum subquadrate, a little wider than long, coarsely punctate 

 with black, especially on the sides of disk, t)ie fulvous color of tlie middle of the liead 

 carried back as a line between the callosities, the callosities and adjoining sutures and a 

 line eacli side of the convex posterior lobe black, the humeral callosities and a sliort line 

 on the middle of the posterior border whitish, humeri nearly surrounded by black. 

 Pectoral areas black, minutely sericeous pubescent, coarsely punctate anteriorly, with a 

 series of large white spots, including the coxae, extending from behind the throat to the 

 metapleura, the outer angle and posterior margin of the metapleura and collar next the 

 throat whitish or white, legs dull fulvo-testaceous, the formora mostly black beneath. 

 Scutellum fulvo-testaceous, coarsely punctate and with a black mark on each basal 

 angle, the middle line black, including the blunt base of the middle carina, which 

 becomes very slender on the depressed apex of the scutellum. Hemelytra whitish, 

 minutely pubescent, obsoletely and min.'tely punctate, witli the veins and inner and 

 posterior margin interruptedly streaked with brown, the apex of the clavus with a 

 brown dot; membrane long, whitish hyaline, with a few brown flecks near the middle and 

 from thence outwards. Abdomen piceous or blackish, narrow, polished, closely covered 

 with fine white pubescence. Length to tip of abdomen, male 3-3.5 mm. Width of 

 pronotum, .76 mm. 



This is a common species in many parts of the western states, from Dakota to Colorado, 

 California and Texas. On the eastern side of the continent it inhabits Canada, New 

 England, New York, New Jersey, Maryland, Virginia, and North Carolina." 



Fort Collins, June 4th to October 15tli, and September 27th 

 on Bigelovia; Pleasant Valley, June 12th; The Rustic, Lari- 

 mer County, August Uth; Estes Park, July 12th; Grand 

 Junction, August 26th, on sugar beets; Colorado Springs, 

 August 3d; Montrose, June 24th (Clillette). Steamboat 

 Springs, July Uth; Fort Collins, July 29th, on sugar beets, 

 and July 26th, very injuriously abundant on mustard 

 (Baker). 

 Nyshis thynii Wolff. 



Estes Park, July 12th (Clillette). 



Orsilliis scolopax Say. 

 Fort Collins, August llth, on Glycyrrhiza lepidota (Baker). 



Ischnorhynchiis didyiniis Zett. 



Southern Colorado (Yarrow— see Uhler, 7). Denver and Canon City (Uhler, 



