278 NATURAL HISTORY BULLETIN. 



LiGYRUS GIBBOSUS De Geer. Denver, Packard; Fort Collins; Pueblo; oc- 

 curs in June and July. 



L. REUCTUS Say. Chimney Gulch; Denver; Fort Collins; June to August. 



Aphonus pyriformis Lee. Southwest Colorado, Strecker; South Park 

 region, Oslar; Durango; Fort Collins; Greenhorn; Colorado Springs; 

 found from June to August. 



A. TridentaTUS Say. Durango; Upper San Juan; vicinity of Long's Peak, 

 Leconte. 



Xyeoryctes Satyrus Fab. Fort Collins, July. 



Euphoria kernii Hald. La Junta; West Las Animas; Colorado Springs; 

 southern Colorado; Chimney Gulch; Montrose; Fort Collins and vicin- 

 ity; often abundant in flowers of Argemone and thistles. 



E. Fuegida Fab. Colorado Springs, one specimen, less green than the 

 eastern form. 



E. inda Linn. Colorado Springs; Fort Collins, one in nest of Lasius, 

 March, another flying in April; Bellevue; Denver; Mace's Hole, Pueblo 

 County, Cockerell; Pueblo; Bijou, flying in August, Uhler. 



CrEMASTOChilus SAUCius Lee. Berkeley and vicinity, April, May and 

 June; Salida, Oslar. 



C. WHEEEERi Lee. Rist Canon; Bellevue, May. 



C. casTane.E Knoch. Salida, Wickham; Fort Collins and vicinity, April. 



C. CRINITUS Lee. Salida, Wickham. 



C. knochii Lee. Berkeley; Chimney Gulch; Fort Collins and vicinity; 

 West Cliff; Greeley; Colorado Springs; Buena Vista; La Junta; found 

 from April to August. 



Trichius piger Fab. West Cliff, on Rosa; Manitou, Packard. 



T. TEXANUS Horn. West Cliff; Beddoes' old ranch, Custer County, Cock- 

 erell. 



T. AFFINIS Gory. Beaver Brook; Horsefly Peak; Mountains southwest of 

 Montrose; South Fork of San Miguel; La Junta; Little South; Stove 

 Prairie; Fort Collins; Steamboat Springs; near Long's Peak; La Veta; 

 Colorado Springs. A common insect in June and July, especially in 

 canons among the foothills. 



SPONDYLID^S. 



Parandra brunnea Fab. Colorado, Horn; Durango, Oslar. 

 SpondyeiS upiformis Mann. Colorado, Ulke; West Cliff. 



CERAMBYCID^E. 



ERGATES SPICUEATUS Lee. Vicinity of Fort Collins, July and August; Colo- 

 rado Springs; Engelmann's Canon; West Cliff; Durango. Many of 

 the Colorado specimens show lighter areas on the wing covers, consti- 

 tuting Cockerell's variety marmoratus. 



Prionus caeifornicus Mots. Greenhorn; Estes Park; Fort Collins; Sa- 

 lida; Dome Rock; Engelmann's Canon; Durango, Hay ward; West Cliff; 

 a specimen from the last-named place is but 25 mm. in length, or only 



