12 PRELIMINARY LIST 



April 21st, under stones (Baker), 



Perilhis confLuens H. Sch. 



Custer County, midalpine (Cockerell, 10). 

 Perillus spendidiis Uhl. 



Colo. (Gillette— see Osborn, 1). 



Dolores, June 18th (Gillette). 



Perillus exaptus Say. 



Colo. (Uhler, 1 and 6). Ula, Custer County, midalpine, November 12th 

 (Cockerell, 10). 



Fort Collins, August 4th (Baker). Foot-hills five miles 

 west of Fort Collins, March 15th; under stones (Gillette). 

 Garland, June 29th ( E. A. Schwarz). 



Perillus claudus Say. 



Colo. (Uhler, 1). Colo. (Eiley— see Uhler, 6). Near Denver (B. H. Smith- 

 see Uhler,3). Near Colorado Springs (Uhler, 3). Colo. (Gillette — see Osborn, 1). 



Fort Collins, April lOtli to O'ctober 6th; foot-hills five miles 

 west of Fort Collins, April 9th to August 1st ( Baker and 



Gillette). 



Milieus bioculatus Fab. 



Colo. (Snow). 



Zicrona cuprea Dall. 



Southern Colo., June (Carpenter— see Uhler, 7). 

 Podisus acutissimus Stal. 



Colo. (Uhler, B\ 

 Podisus hracteatus Fitch. Det. Ashmead. 



Colo. (Cockerell). 



Podisus cynicus Say, 



Colo. (Gillette — see Osborn, 1). Colo. (Snow — see Van Duzee, 5). 



Spring Canon*, August 1st (Baker). Bailey (Snow). 

 Podisus gillettei Uhler n. sp. 



"Nearly ovate, dull pale brownish made fnscous by tlie bronze-black clo e punctures 

 on the head, fore part and sides of pronotum, base of scutellum and base and end of 

 corium. Head finely and closely punctate witli black, tlie tylus with a broad groove on 

 each -ide, lateral lobes broad, rounded off on the outside of tip, a little longer than the 

 tylus. Antennae a little longer than the head and pronotum united, the basal .j iint very 

 short, not reaching the tip of the head, greenish yellow, a little dusky at base and tip, the 

 second joint about three times as long as the basal, testaceous, a little dusky above, the 

 tliird scarcely more than half as long as the .second, blackish, paler at ba>e, tlie fourth 



A canon eight miles soulh-west of Fort Collins. 



