THE COLEOPTERA OF COLORADO. 257 



Caiion; Rocky Ford; Cerro Summit; vicinity of Fort Collins; except the 

 first two, all of the records are due to Prof. Gillette's collecting. 



H. binoTaTa Say. Cimarron, August; Durango, Bowditch. This is signata 

 Lee. not Olivier, according to Casey. 



H. fimbrioIvATa Mels. West Cliff; Pueblo; Boulder; vicinity of Fort Col- 

 lins; Golden; Colorado Springs; Dome Rock; La Junta. 



H. Tristis Lee. Colorado, Leconte. 



H. cincta Lee. Mr. Bowditch thinks this occurs near Durango, as he has 

 it from just across the line in New Mexico. 



H. i,tjgubris Rand. Colorado, Leconte. 



H. undulaTa Say. Colorado Springs; Canon City; La Junta. 



H. SEXVERRUCATA Fab. Colorado Springs, Bowditch. 



H. quadrivittata Lee. Colorado Springs and Buena Vista, chiefly about 

 roots of herbs on dry ground; Leadville; Denver; Bellevue; Williams 

 River Valley. 



Helesius nigripennis Lee. Florissant; Garland, in doubt, Bowditch. 



Hyper aspidius TrimaculaTUS Linn. Alamosa; Garland; La Veta; Gun- 

 nison; Fort Collins and vicinity; Colorado Springs; Buena Vista; Lead- 

 ville; occurs from May to August. Frequently found in rubbish about 

 the roots of plants. 



H. insignis Casey. Colorado Springs. 



H. miliTaris Lee. Foothills near Fort Collins, May. 



Stethorus punctum Lee. Caiion City, Gillette, on plum. Buena Vista, 

 on dwarf pines which were badly infested with Aphides. 



S. UTius Horn. Leadville, one specimen, concerning which Dr. Horn 

 wrote that it was a little less distinctly punctured than the types. 



ScymnuS FLAVESCENS Casey. Colorado Springs. 



S. paixens Lee. Palmer Lake, October; Horsetooth Gulch, June. 



S. nugator Casey. Colorado, Casey. 



S. Fraternus Lee. Clear Creek Caiion; Palmer Lake, August. 



S. BRUNEI Muls. Spring Caiion, May. 



S. cervicaus Muls. Garland, in doubt. 



S. COI^aris Melsh. Colorado Springs; Fort Collins; Montrose; Rocky 

 Ford; Lamar. Mr. Bowditch writes that he calls these cervical is. 



S. puncticollis Lee. Ouray; Fort Collins; Colorado Springs. 



S. monticoea Casey. Colorado, Casey. 



S. gar^andicus Casey. Garland, Casey. 



S. Tenebrosus Muls. Horsetooth Mountain, August. 



S. lacustris Lee. Garland; Veta Pass; West Cliff; Dome Rock; Dolores; 

 Colorado Springs. 



S. ardelio Horn. Horsetooth Gulch; vicinity of Fort Collins; Rocky Ford. 

 Possibly these should go to lacustris. 



S. ONCTus Lee. Buena Vista; name from Dr. Horn. 



S. CONIFERArum Crotch. Garland; Veta Pass, 10,500 feet; Mountains south- 

 west of Montrose; Rist Caiion, May. 



S. opaculus Horn. Colorado, Horn. 



S. americanus Muls. Fort Collins, March, April and June. 



V-3 7 



