252 NATURAL HISTORY BULLETIN. 



Vista; Williams River Valley; Alamosa; Garland; La Veta; Little Wil- 

 low Creek. 

 T. nanus Er. Alamosa. 



T. niTiduluS Fab. Fort Collins; Leadville; Veta Pass. 

 BOEETOBius dimidiaTUS Er. Dome Rock. 



B. inTrusus Horn. Veta Pass, 9,400 feet; Williams River Valley. 

 B. pygm^Eus Fab. Garland; Veta Pass, 9,200 feet; North Park, Gillette; 



Gunnison, Hayward. 

 Bryoporus rufescens Lee, variety rubidus Lee. Veta Pass, 9,400 feet. 

 Mycetoporus humidus Say. Mr. Schwarz reports a very large form from 



Garland. 

 M. tenuis Horn. A variety of this species is reported by Mr. Schwarz, 



from Garland and Veta Pass. 

 M. consors Horn. Garland. 

 M. splendidus Grav. Garland; Veta Pass. 

 PsEUDOPSiS sulcata Newm. Garland; Veta Pass; Ouray. 

 P. OBUTERATA Lee. La Veta. 

 BlediuS armaTUS Er. Fort Collins; Denver. 

 B. ADUSTUS Casey. Garland, Casey. 

 B. tenuis Casey. Grand Junction, Bowditch. 

 B. FUMATUS Lee. Buena Vista. 

 B. ruficornis Lee. Dome Rock; Buena Vista. 

 B. Turgidus Casey. Veta Pass, Bowditch; Fort Garland, Casey. 

 PeaTystethus americanus Er. West Cliff; Garland; La Veta; Lead- 

 ville; Buena Vista; Breckenridge; Ouray; Micawber Mine. 

 Oxyteeus pennsylvanicus Er. West Cliff. 



O. fuscipennis Mann. Veta Pass; a species closely allied to fuscipennis, 

 or identical with it, is found at Ouray, Buena Vista and in the North 

 Park. 

 O. aepicoea Casey. Colorado, Casey. 

 O. niTidueus Grav. Fort Collins; West Cliff; Garland; La Veta; Veta 



Pass, 9,400 feet. 

 TrogophecEus memnonius Er. Alamosa. 

 T. CORTicinus Grav. Garland; Veta Pass. 

 T. scrupueus Casey. Greeley. 



Apoceleus crassicornis Casey. Fort Garland, Casey. 

 A. sph^ricollis Say. Fort Collins; Garland. 

 DEEEASTER CONCOtOR Lee. Can on City; Colorado Springs. 

 Porrhodites fenesTraeis Zett. Roaring Fork. 



Geodromicus ovipennis Lee. San Juan Valley; Leavenworth Valley, 

 9,000 to 11,000 feet; Silver Plume; Georgetown; Ouray; Leadville; Veta 

 Pass. 

 G. debilis Casey. Colorado, Casey. 

 TiEEA castanea Casey. Colorado, Casey. 

 Lesteva fusconigra Mots. Veta Pass, 9,400 to 11,000 feet; Williams 



River Valley. 

 Acidota ouadraTa Zett. Colorado, Hamilton. 



