HEMIPTERA OF COLORADO. 21 



Springs, August 18th (Uhler, 5). 



Fort (Collins, March 20tli to August 25th, and September 

 27th on Bigelovia (Bal\erand Gillette). Foot-hills tive miles 

 west of Fort Collins, Jane 5th and 14th; Steamboat Springs, 

 July 26th (Gillette). 



Coriziis nigristernuni Sign. 



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



Eist Canon, June 13th (Gillette). 



Corizus punctiventris Dall. 

 Colo. (Uhler, 1 and (i). 



Fort Collins, September 30th (Baker). Steamboat Springs, 

 July 14th and 26th (Baker and Gillette). The Rustic, Larimer 

 County, August 11th; Estes Park. July 12th; North Park, 

 July 20; Montrose, June 24th (Gillette). 



Coriziis validus Uhl. 



Steamboat Springs, July 14th (Baker). 



I^eptocoris trivittatiis Say. 



Colorado, common (Uhler, 1). Colo. (Uhler, 6). Southern Colorado, July 

 (Carpenter— see Uhler, 7). Tanon City, August 11th, at roots of cacti and 

 yuccas (Uhler, 5). ("olo. (VanDuzee, 5). 



Canon City, August 31st (Gillette) . Very common in Fort 

 Collins and vicinity. Hibernates in large numbers about 

 buildings. Commonly called "brick-bugs" or "box-elder bugs," 

 although not found commonly on box-elder. 



Jadera haeniatoloma H. Schf. 



Colo. (Uhler, «). 

 Nysius angiistatus Uhl. 



Colo. (Uhler, 1). Above timber line in mountains of Colorado in June 

 (Carpenter— see Uhler, 6). Pueblo, July (Yarrow and Wilkin— see Uhler, 7). 

 Fort Garland, July (Hunt— see Uhler, 7). Golden, July 3d (Packard— see 

 Uhler, 5). Very abundant on tall weeds in cultivated grounds, near Denver, 

 at Golden, in Manitou Park, and near Canon City, August 6th to 18th (Uhler, 5). 

 Colo. (Gillette— see Osborn, 1). 



Estes Park, July 12th; Leadville, August 23d (Gillette). 

 Fort Collins, July 29th; Steamboat Springs, July 15th, on 

 Solidago (Baker). Colorado Springs, Bear Creek Canon 

 (Tucker). 



Nysius californiciis Stal. 



Colo. (Uhler, 1 and 6). Found s])aringly on weeds in moist places, as well 



