HEMIPTERA OF COLORADO. 
23 
5). Colo. (Gillette—see Osborn, 1). 
Rist Canon, May 29th; Estes Park, July 12th; Montrose, 
June 24th: Manitou, June 25th to September 29th (Gillette). 
Fort Collins (Baker). Manitou Park, Cheyenne Canon 
(Tucker). 
Cymus luridus Stal. 
Swept from weeds near Arkansas river, east of Canon City, August 11th 
(Uhler, 5). Near West Cliff, Custer county, end of July (Cockerell, 10). 
Cymodema tahida Spin. 
Fort Collins, March 28th to April 26th under boards (Baker). 
Garland, June 18th (E. A. Schwarz). 
Blissus leucopterus Say. 
Pleasant Valley*, June 12th, a single specimen (Gillette). 
Dixon’s Canon, February 28th, one specimen under a stone 
(Baker). 
Ninyas pallens Stal. 
Colo. (Riley). 
Geocoris borealis Dali. 
Fort Collins, March 24th, under board; Glenwood Springs, 
August 24th (Gillette). 
Geocoris hullatus Say. 
Pueblo (Yarrow—see Uhler, 7). Foot-hills, July (Carpenter—see Uhler, 6). 
Collected around the roots of weeds on foot-hills and plains west of Denver, 
August 18th. Very pale varieties of this species occur on light colored sand; 
those from canons and mountain altitudes are darker (Uhler, 5). 
Geocoris decoratus Uhler. 
Clear Creek Canon, August 3d, in warm, sunny spots on dark sand (Uhler, 
5). Ula, Custer County, November 12th (Cockerell, 10). 
Geocoris fuliginosus Say. 
Denver, August 5th (Uhler, 5). 
Geocoris griseus Dali. 
Estes Park, July 10th (Gillette). 
Geocoris limhatus Stal. 
Steamboat Springs, July 26th (Gillette.) 
Geocoris pallens Stal. 
♦Six miles north-west of Fort Collins. 
