THE COLEOPTERA OF COLORADO. 24 1 



Nothopus zabroides Lee. Fort Collins; Denver; Pueblo; Colorado Springs; 



Salida; Durango; Lamar; La Junta; occurs from May to September. 

 Cratacanthus dubius Beauv. Fort Collins, April and May; Colorado 

 Springs, June to August; Denver; Pueblo; Garland; Durango; La Veta; 

 La Junta; Clear Creek Canon; Buena Vista. 

 Piosoma SETOSUM Lee. Durango, May and July; Fort Collins, July and 

 August; Alpine, Snow; Colorado Springs, June to August; Pagosa 

 Springs; La Junta. 

 Agonoderus lineola Fab. Fort Collins, May and June; Greeley; La 



Junta. 

 A. pallipes Fab. Denver; Livermore; Fort Collins; Ouray; Colorado 



Springs; Buena Vista; West Cliff; Idaho Springs. Prof. Cockerell 



records a variety nigricollis from Cottonwood Creek, Fremont County. 



The species may be found from March to August. 

 A. indistincttjs Dej. Dixon Canon, April. 

 Discodertjs impotens Lee. La Junta, Bowditch. 

 Harpalus autumnaus Say. A few specimens taken at Colorado Springs 



were referred here by Dr. Horn. 

 H. ERRATICUS Say. Montclair and Clear Creek Canon, August. 

 H. retr ACTUS Lee. San Luis Valley; South Park, August, Oslar; Durango; 



Pagosa Springs; Garland; West Cliff; Colorado Springs, June and July. 

 H. ampuTATUS Say. An abundant species in open spots. La Junta; Canon 



of Big Blue; Mountains southwest of Montrose; Durango; Upper San 



Juan; San Luis Valley ; Cochetopa Pass; Summitville; South Park; Ala- 

 mosa; Garland; West Cliff; Denver; Cimarron; Colorado Springs; 



Buena Vista; Canon City, May; Fort Collins, March to August; Golden. 

 H. caliginosus Fab. Fort Collins; Denver; Golden; Berkeley; Clear 



Creek; La Junta; Durango. 

 H. Faunus Say. Montrose; Durango. 

 H. vagans Lee. Nathrop, Cockerell. The name is from the U. S. National 



Museum. 

 H. pennsylvanicus De Geer. Denver; Golden; Fort Collins; La Junta; 



Durango. The variety compar is known from Salida and Colorado 



Springs, while erythropus is from the latter locality only. 

 H. spadiceus Dej. Colorado, Snow. 

 H. fallax Lee. Georgetown; Ouray; La Junta; Gunnison; Canon of Big 



Blue; Mountains southwest of Montrose; Rico; Durango; Idaho Springs; 



Kelso's Cabin, Gray's Peak, July; Canon City, August; Colorado Springs, 



June to August; Buena Vista; Breckenridge. 

 H. pleuriticus Kirby. Cochetopa Pass; Alamosa. 

 H. herbivagus Say. Alma; South Park; Little Willow Creek. 

 H. ventraus Lee. Garland, Bowditch. 

 H. opac 1 pennis Hald. Colorado, Ulke. 

 H. nitidulus Chaud. Recorded in doubt from West Cliff. 

 H. ELLIPSIS Lee. Garland; Veta Pass; San Luis Valley; Canon of Big Blue; 



South Park; La Junta; Gunnison; Georgetown; Leavenworth Valley, 



10,000 to 11,000 feet; Colorado Springs. 



V-3 3 



