THE COLEOPTERA OF COLORADO. 303 



Eight, up to timber line and occasionally above; peaks above 12,000 

 feet, Carpenter. Found under logs, usually not common. 



T. planirostris Lee. South Park, Bowditch; Veta Pass, 9,200 feet. 



LEPidophoruS lineaTicollis Kirby. West Cliff. A species of this genus, 

 supposed to be new, is recorded from Veta Pass, 9,200 feet; Rico; and 

 Durango. 



Apion erraTicum Smith. Colorado, Smith. 



A. virile Fall. Greeley. 



A. ROBUSTUM Smith. La Junta, Bowditch. 



A. OCCIDENTALS Fall. Colorado Springs, June. 



A. punctinasum Smith. Colorado, Smith. 



A. ACROPHIEUM Fall. Buena Vista; Garland. 



A. TENUIROSTrum Smith. Colorado, Fall. 



A. modestum Smith. Colorado, Fall. 



A. proclive Lee. Colorado, Smith. 



A. walshii Smith. Colorado, Smith. 



A. GRISEUM Smith. Colorado, Fall. 



A. CENTRALE Fall. Colorado, Fall. 



A. coloradense Fall. Colorado Springs, June. 



A. oblitum Smith. Colorado Springs, June. 



A. varicorne Smith. Colorado Springs, June, rather common. 



A. venTricosum Lee. Colorado, Fall. 



PhyTonomus compTus Say. Spring and Dixon Canons, June, on willows. 



LEPYRUS GEMELLUS Kirby. Argentine Pass, Bowditch. 



L. pinguis Casey. Colorado, (Rocky Mountains), Casey. 



L. GEminatus Say. Dome Rock; Greeley; Garland; Berkeley; Fort Col- 

 lins; Dr. Horn reports L. colon Linn., from eastern Colorado. Dr. 

 Hamilton includes under the name palustris Scop., both of the follow- 

 ing: — L. colon Linn., Kirby and Leconte; L. geminatus Say and Casey. 



LisTronotuS TESSELATUS Casey. Denver, Casey. 



L. LATIUSCULUS Boh. Alamosa, in doubt. 



Macrops SOLUTus Boh. Fort Collins; Alamosa; Colorado Springs. 



M. INDISTINCTUS Dietz. Colorado Springs. 



M. TEnEbrosus Dietz. Greeley. 



M. monTanuS Dietz. Greeley. 



M. longulus Dietz. Leadville; the identity is not quite certain. 



M. ECHINATUS Dietz. Colorado, Dietz. 



M. MYASELLUS Dietz. South Park, Dietz. 



M. VITTATICOLLIS Kirby. West Cliff; Alamosa; Veta Pass, 9,400 feet. 



PiSSODES COSTATUS Mann. Southwestern Colorado, Strecker; Veta Pass, 

 9,200 to 9,400 feet. 



P. fasciatus Lee. Leadville; Breckenridge; above Ouray, 9,000 to 10,000 

 feet. 



Lixus placidus Lec. Colorado, Casey. 



L. musculus Say. La Veta. 



L. parcus Lec. Fort Collins, May and June; Boulder. 



L. CONCAVUS Say. Fort Collins, April; Berkeley, June. 



