18 PEELIMINARY LIST 



Springs, August 10th (Uhler, 5). Colo. (VanDuzee, 5). 



Foot-hills, 5 miles west of Fort Collins, March 15th to May 

 19th, common under stones and about plants of Opuntia; Fort 

 Collins, April 23d to May 16th (Baker and Gillette). 



Margus inconspicuiis H. Schf. 



Colo. (Uhler, 1 and 6). Near Manitou, August 13th (Uhler, 5). Near Den- 

 ver (B. H. Smith— see Uhler, 5). Southern Colorado, June 5th (Carpent-er — see 

 Uhler, 7). 



Montrose, June 24th (Gillette). 



Catorhintha guttula Fab. 



Fort Collins, May 7th to October 28th (Baker and Gillette). 

 Foot-hills 5 miles west of Fort Collins, June 4tli to August 

 3d (Gillette). 



Catorhintha mendica Stal. 



Colo. (Uhler, 1 and 6). Golden, July 3d (Packard — see Uhler, 5). Southern 

 Colorado, June 5th to July 5th (Carpenter— see Uhler, 7). 



Colorado Springs (Tucker). 



Ficaiia apicalis Dall. 



Manitou, July 24th, on Clematis ligusticifolia (Gillette). 



Anasa tristis De G. 



Colo. (Uhler, 6). Taken beneath rubbish on a farm a few miles west of 

 Denver, August 18th. Not common (Uhler, 5). Colorado Springs, July (Yar- 

 row—see Uhler, 7). Southern Colorado, June (Carpenter— see Uhler, 7). 



Known as a common and serious pest almost everywhere 

 squashes are cultivated. Hibernates under boards, stones, 

 and rubbish. 



Tolliiis ciirtiiliis Stal. 



Horsetooth Mountain, July 4th (Gillette). 



Alydus eurinus Say. 



Foot-hills of Colo. (Carpenter— se« Uhler, 6). Manitou, July 15th (Packard 

 —see Uhler, 5). Near Denver (B. H. Smith— see Uhler, 5). Ula, Custer county 

 July 30th; also high alpine; in Mesa county, at about 7,000 feet (Cockerell, 10) 



Alydiis quinquespinosus Say. 



Foot-hills of Colo. (Carpenter— see Uhler, 6). 



Foi-t Collins, September 30th; Boulder, September 4th 

 (Baker). 



