304 NATURAL HISTORY BULLETIN. 



L. mixtus Lec. Colorado, Casey. 

 L. macer Lec. Colorado, Leconte; Fort Collins. 



DiNOCLEUS angularis Lec. La Junta, Bowditch; northern Colorado, Gil- 

 lette; Canon City. 

 Stephaxoceeonus peumbeus Lec. Southern Colorado, Leconte; La 



Junta, Bowditch. 

 S. CRISTATUS Lec. Florissant; Leadville. 

 Ceeonaspis lutueentus Lec. Southern Colorado, Leconte. 

 Ceeoxus colearis Lec. Colorado, Leconte; Fort Collins, June and 



August; northern Colorado, February and March. 

 C. CANESCEXS Lec. La Junta, Bowditch; northern Colorado, March and 



April; Golden; Fort Collins; Poncha Springs; Berkeley; Canon City. 

 C. carixicollis Lec. Colorado, Leconte. 

 C. TRiviTTATUS Say. Northern Colorado, March; Dixon Canon, February 



and September. 

 C. sparsus Lec. Cochetopa Pass, Bowditch. 

 C. frontalis Lec. Northern Colorado, March; the form puberulus Lec, 



comes from Fort Collins and Greeley. 

 C. quadrieinEATus Chev. West Cliff; reported from Colorado by Prof. 



Snow. 

 C. kirbvi Case} - . Southern Colorado, Leconte, as vittatus Kirby. 

 C. circumductus Casey. Fort Collins, March to May, also in September. 



C. TEXANUS Lec. La Junta, Bowditch. Heretofore included in Ltxus, but 



now placed in Cleonus by Maj. Casey. 

 Dorytomus mucidus Say. La Junta, Bowditch; Fort Collins; Golden; La 

 Veta. 



D. eaTicoeeis Lec. Greeley, on cottonwoods; Denver; Cameron Pass. 

 D. ampeus Casey. Colorado, Casey. 



D. hispidus Lec. Garland. 



D. fieioeus Casey. Colorado. 



D. nubeculinus Casey. Colorado, Casey. 



D. luridus Mann. Garland; Lamar. 



D. BREVICOEUS Lec. Denver, Packard. 



D. SQUAMOSUS Lec. Garland; North Park. 



Grypidius Equiseti Fab. Fort Collins; a specimen doubtfully referred to 

 this species was taken by Mr. Schwarz at Garland. 



G. brunxirostris Fab. North Park; Garland; Veta Pass, 9,200 feet; 

 Leadville. 



Erycus morio Mann. Leavenworth Valley, 10,000 to 11,000 feet; Lead- 

 ville. 



E. puncticoelis Lec. Fort Collins, March, April and July. 

 Procas sp. Veta Pass, 9,400 feet. 



Desmoris constrictus Say. Eastern Custer County, Cockerell; Colorado 



Springs, common on Helianthus. 

 Smicronyx fuevus Lec. Eastern Custer County, Cockerell; Durango; 



Colorado Springs, on Helianthus. 

 S. yestitus Lec. West Cliff; Fort Collins; La Veta. 



