THE COLEOPTERA OF COLORADO. 23 1 



C. SERRATUS Say. Near Manitou, Wickham; Buena Vista, in wooded 

 creek bottom; Rist Canon, April and June; Fort Collins, July; Denver, 

 Ulke; Mace's Hole, Pueblo Co., Cockerell; West Cliff. 



Calosoma scrutator Fab. Southern Colorado, Leconte. 



C. PEREGRINATOR Guer. La Junta, Hay ward. 



C. TRISTE Lee. Colorado, Ulke; Estes Park, August, Varney; vicinity of 

 Fort Collins, July. 



C. obsolETum Say. South Park, Ulke; plains west of Denver, Uhler; 

 West Las Animas, Hay ward; Dixon Canon, September; Fort Collins, 

 May; Greeley; Salida, Wickham. 



C. morrisonii Horn. Colorado, Horn. 



C. haydeni Horn. Southern Colorado, Horn; Durango, Hay ward and 

 Bowditch. 



C. caudum Fab. Plains south of Denver, Ulke; Southern Colorado, Le- 

 conte. 



C. TEPIDUM Lee. This name occurs in the Putnam list. 



C. luxatum Say. Denver; Fort Collins, April and June. 



Elaphrus clairvilIvEI Kirby. Leavenworth Valley, 9,000-10,000 feet; 

 Georgetown; Buena Vista; Leadville. 



E. EECONTEi Crotch. Buena Vista. 



E. riparius Linn. Manitou, Snow; South Park, Ulke; Berkeley, Oslar; 

 Garland; Alamosa; Placerville; Gunnison; Georgetown; Leavenworth 

 Valley. 



E. ruscarius Say. Warren's Lake, October. 



Loricera c^rulescens Linn. South Park; Georgetown; Cochetopa 

 Pass. 



Opisthius richardsonii Kirby. Kemmling, Grand Co., Cockerell; Red 

 Cliff; Ouray; Fort Collins, June; Trout Lake, Bowditch; Rico; South 

 Fork of San Miguel; Gunnison; Pagosa Springs; Upper San Juan. 



Notiophiujs semistriatus Say. Southern Colorado, Leconte. 



N. sibiricus Mots. West Cliff; Leadville; Veta Pass, 9,000 to 9,500 feet. 



N. hardyi Putz. Georgetown; Silver Plume; Argentine Pass, 13,000 feet, 

 Bowditch; Leavenworth Valley, Wickham; Breckenridge; Veta Pass; 

 Cochetopa Pass; Rico; Little Willow Creek; Mountains southwest of 

 Montrose; Durango; Little Beaver Creek, July. 



Nebria purpuraTa Lee. First taken above Georgetown, in the Leaven- 

 worth Valley, by Mr. Bowditch; afterward found in the canon of the 

 Big Blue by Hayward and Bowditch. As the stream was very high and 

 the beaches covered, specimens were found under the bark of half- 

 submerged logs. San Juan river, 9,000 feet, August; South Fork of San 

 Miguel; I took it at various points above Georgetown, representing alti- 

 tudes from 9,000 to 11,000 feet. 



N. obTusa Lee. North Fork of the South Platte, 6,000 to 7,000 feet, Bow- 

 ditch; South Fork of San Miguel; Upper San Juan; Garland, Bowditch; 

 Ouray, and points above, Wickham. 



N. obuqua Lee. North Fork of the South Platte, Bowditch; Gunnison; 

 Monument Gulch; South Fork of San Miguel; Upper San Juan; San 



