812 REPORT UNITED STATES GEOLOGICAL SURVEY. 



Bemhidium himaculaUmi (Kirby). Idaho Springs, Colo. 

 BembidiiimrupcstreDe]. Idaho Springs, Colo. 

 Bemhidium hifossulatimi Sec. Denver, Col. 



DYTISCID^. 



Hydroporus vilis Lee. Colorado. 

 Hydroporus sellatus Lee. Denver, Colo. 

 Ilybius confusus Aube. Denver, Colo. 

 Gaurodytes disintegratus Cr. Denver. 



HYDEOPHILID^. 



Melophorus lineatus Say. Arapahoe Peak, 11,000-12,000 feet elevation. 

 Tropisternus lateralis Hb. Denver. 

 Berosus stylifcrus Horn. Denver. 



STAPHYLINID^. 



CreopMkis villosiis (Grav.). Georgetown, Colo, j Lake Point, margin of 



Great Salt Lake, Utah. 

 Philonthus californicus Mann. Margin of Great Salt Lake, Utah. 

 FhilontJms pcederoides Lee. Colorado. 

 Philonthus sp. Idaho Springs, Colo. 

 Tachinus sp. Idaho Springs, Colo. 



SILPniD^. 



Silpha lapponica Hb. Idaho Springs, Colo. 

 Catops sp. 



DERMESTID^. 



Dennestes marmoratus Say. Utah. Mr, Barfoot. 

 Cryptorhopalum ruficorne Lee. Garden of the Gods. 



NITIDULID^. 



Carpophilus palUpennis ( Say ) . Denver. 



COCCINELLIDJE. 



Goccinella 5-notata Kirby. Idaho Springs, Colo. 



Goccinella 9-)iotata Hb. Denver, Colo. 



JBippodamia 5-signata (Kirby). Denver; American Fork Cauon». Utah. 



Hippodamia convergens Gu6r. Denver, Colo. 



Hippodamia parenthesis (Say). Manitou, Colo. 



HISTERIDJ3. 



Saprinus lugens Er. Margin of Great Salt Lake, Utah. 

 Sap7'inus estriatus Lee. Margin of Great Salt Lake, Utah. 



SCARAB^ID^. 



Cantlion hudsonias (Forst.). Denver, Colo. 

 Canthon ehenus (Say). Denver, Colo. 



