772 BULLETIN UNITED STATES GEOLOGICAL SURVEY. 



Tropisternus glaher Hbst. 



In company with the preceding near Denver, but not at Colorado 

 Springs. 



Philhydriis sp. 

 A few specimens taken from the same pools as the preceding. 



Fam. NITIDULID.E. 



GarpojpJiilus pallipennis Say. 



Swept from bushes in the entrance to the Caiion of the Arkansas, 

 August 11 ; not abundant. 



Phenolia grossa Fab. 

 On plants near Caiion City, August 11. Only a few specimens taken. 



Pallodes silaceus Erich. 



Beaten from shrubs near the entrance to the Caiion of the Arkansas, 

 August 11. 



Fam. EROTYLID^. 



CypJierotylus boisduvali Chev. 

 From the mountains adjoining Clear Creek Canon, August 6. 



Fam. COCCINELLID.E. 



Sippodamia quinquesignata Kirby. 



Quite common in Clear Creek Caiion, in Beaver Brook Gulch, August 

 6 and 7. Not seen near Denver, nor southward outside of the higher 

 mountains. 

 Hippodamia co?ivergens Guer. 



Abundant on various flowering plants on the plains near Denver and 

 on the low hills west of that city ; also at Colorado Springs, August 5 

 to 16. Not met with in the mountains. 

 Hippodamia parenthesis Say. 



Very abundant on plants in damp situations away from the mountains, 

 everywhere from Denver to Caiion City. It was particularly abundant 

 on the plains in the vicinity of Colorado Springs, August 16. In the 

 mountains, a few specimens were seen at low levels in Clear Creek 

 Caiion. 



Hippodamia lecontei Muls. 



Not common at Denver, but more so on the hills west of the city. 

 One specimen from Manitou Park, August 14. 



Coceinella transversalis Muls. 



Common at Denver, at Colorado Springs, and in the vicinity of Caiion 

 City, August 8 to 18. 



Coceinella novemnotata Hbst. 



Common in Clear Creek Cafiou, at Denver, and in the vicinty of 

 Canon City. ' 



