284 NATURAL HISTORY BULLETIN. 



S. concoeor Lec. Gunnison, Bowditch. 



Mecas inornata Say. Colorado, Leng and Hamilton. 



M, PERGRATA Say. Fort Collins and vicinity; Denver; Colorado Springs. 



Occurs in June. 

 OberEA oculaTicoeeis Say. Colorado, Horn. 

 O. TripunctaTA Swed. Colorado, Leng and Hamilton; on the slopes of 



Pike's Peak just above Manitou, I took specimens from raspberry bushes 



which closely opproximate Horn's O. texana. The form basalts Lec, 



was taken by Mr. Oslar at Chimney Gulch. 

 O. quadricaeeosa Lec. Dome Rock. 



O. ruficoleis Fab. Fort Collins and Bellevue, June and July. 

 Tetrops canescens Lec. West Las Animas, Hayward. 

 Tetraopes COLEARP3 Horn. Colorado, Leng and Hamilton. 

 T. FEMORATUS Lec. San Luis Valley; Colorado Springs; Denver; Clear 



Creek Canon; Fort Collins; Rocky Ford; Delta. I have basalts from 



Montclair. 

 T. quinouEmaculatus Hald. Mr. Bowditch has the variety texanus Horn, 



from Durango. 

 T. canescens Lec. Fort Collins; Colorado Springs; Denver; Pueblo; 



Delta; occurs on Asclepias, from June to August. 



CHRYSOMELID^. 



Donacia cincticornis Newm. The variety magnijica Lec, is recorded 

 from Alamosa. 



D. subtius Kunze. Colorado, Leng. 



D. emarginata Kirby. Colorado Springs. 



D. pusilla Say. The variety cuprea Kirby, is reported by Putnam, while 

 pyritosa Lec, is known from Garland. 



Orsodachna aTra Ahrens. This species occurs commonly in the high- 

 lands, mostly in the form childreni Kirby. Colorado Springs; Fort 

 Collins; Stove Prairie; Little Beaver; Pike's Peak, 9,000 to 10,000 feet; 

 Georgetown; Leavenworth Valley; Silver Plume; Argentine Pass road, 

 up to 12,000 feet; above Ouray; Silverton; Brush Creek, Custer County; 

 Chimney Gulch; Garland; Veta Pass; Little Willow Creek; Caiion of 

 Big Blue; South Fork of San Miguel; Horsefly Peak. 



Zeugophora scutelearis Suffr. Colorado Springs. Specimens of an in- 

 termediate nature, allied to consangninea and californica were sent from 

 Rocky Ford by Prof. Gillette. 



Z. abnormis Lec. Micawber Mine; Veta Pass; Gunnison; Placerville; 

 Little Willow Creek; Pike's Peak; Breckenridge; Leadville, common 

 on poplars, eating irregular holes in the leaves. 



Syneta carinata Mann. Canon of Big Blue; Horsefly Peak, Bowditch. 



S. FERRUGINEA Germ. Veta Pass; I have specimens collected in Hall Val- 

 ley by Mr. Oslar which I place here. 



Lema triune aTa Oliv. Colorado Springs; La Junta; La Veta; Fort Col- 

 lins, larva on Physalis virginiana, Baker; Golden; Berkeley. 





