32 
PRELIMINARY LIST 
the second and third joints nearly of equal length. Head dull black, hairy, short, and 
transverse above, the vertex transversely impressed, prominently elevated behind; face 
tumid’y convex, marked with a yellow stipe on the middle and a line of the samecolor on 
the groove next the inner margin of the eyes; cheeks, throat and bucculae pale 
greenish yellow; rostrum stout, greenish, black on the two apical joints, reaching upon 
middle coxae; antennae short, thick, the second not quite as long as the width of the 
base of pronotum, the third a very little shorter and not much thinner. Pronotum trans¬ 
verse, red or orange, set with erect black hairs, the collum white, and the band including 
the callosities black; lateral margins sharp, but not very prominent, pleural and sternal 
areas pale greenish, with the sutures an i the areas between the coxae black. Legs pale 
fulvous at base, the apex of femora, and the tibiae and t-arsi black. Scutellum pale 
rufous or yellow with the base blackish. Corium pale yellowish, with a large long black 
spot running back to tip, clavus nearly or all black, cuneus pale yellowish, bordered 
inwardly with black, membrane blackish. Abdomen pale greenish, with the ovipositor, 
genitalia and some short slender lines on the sutures of the segments black. 
Length to tip of' abdomen 3.6—8.75 mm. Width of pronotum 1.12—1.25 mm. Specimens 
of both sexes were kindly sent to me by Prof. Snow and Prof. Gillette. The first were 
collected at Colorado Springs, in July, by Mr. E. S. Tucker. Damaged specimens, from 
alcohol, were obtained for me in Dakota, and I captured a weather-worn specimen west 
of Denver in the month of August.” 
Hadronema princeps Uhl. 
Fort Collins, June 4th; Rist Canon, June 13th to July 30th; 
Gore Pass, July 29th; North Park, July 20th (Gillette). 
Steamboat Springs, July 12th to 16th, on Delphinium occi- 
dentale and other low plants (Baker). 
Hadronema pulverulenta Uhl. 
Colorado (Gillette—see Osborn, 1). « 
Fort Collins, May 6th, about roots of a rose bush (R. C. 
Stephenson). Soldier Canon, May 19th; Golden, April 30th 
(Gillette). Fort Collins, September 26th, on elm (Baker). 
Hadronema robusta Uhl. 
Colorado (Cockerell—see Ashmead in litt.). 
Pachytropis nuhilus Uhl. 
Steamboat Springs, July 26th (Gillette). 
Phytocoris colon Say. 
Colorado (Gillette—see Osborn, 1). 
Phytocoris interspersus Uhler n. sp. 
“In form similar to P. eximus Reut., but larger, and almost flat on the hemelytra. 
Pale delicate green, mottled with very pale brown all over the hemelytra, which are 
almost hirsute and the hairs interspersed with dark bristles. Head of medium size, 
convex, smooth, pubescent in front and on the sides; the eyes brown, prominent, reniform. 
placed almost vertical; front feebly grooved to near the back line of the eyes; rostrum 
thick at base, reaching well behind the posterior legs, dusky at tip; the antennae longer 
than the body, whitish, set with long bristles, the second joint longer than from the front 
to the posterior coxae, less hairy than the basal joint, the third a little more slender, 
about two-thirds the length of the second, the fourth much shorter and equally slender, 
the basal joint of medium thickness, about as long as the fore femur. Pronotum smooth, 
much wider than long, obsoletely veined with fulvous, contracted before the middle, a 
