44 PRELIMINARY LIST 



received specimens i^which were afterwards determiaed 1))^ 

 Uhler) from Snow, taken l)}^ Tucker at Colorado Springs in 

 Juh\ 



Diaphnidia pelhicida Uhler n. sp. 



"Elongate, very pale green, delicate, with minute whitish pubescence ou the proiiotum and 

 liemelytra. Head short and small, with the eyes nearly globose, very prominent, very pale brown- 

 ish ; middloof vertex incised, the incision running back to an impressed line which extends across 

 to the l)ase of the eyes ; base of head thick, curvedly contracting to base of occiput, surface next 

 to inner line of eyes incised; front vertical, forming a rounded lobe as far as to below the 

 middle of the eyes ; tylus short, tapering and curving beneath, a very little more prominent than 

 the front; rostrum pale green, slender, reaching behind tlie posterior coxae. Antennae long and 

 slender, pale green or yellowish, the basal joint longer than the head, sometimes a little dusky 

 at tip, the second joint cylindrical througliout, a little longer than the pronotum, and scutellum 

 united, third joint a little more slender and about two-thirds the length of the second, the 

 fourth still more slender, very short, sometimes a little dusky. Pronotum nearly trapeziform, a 

 little wider than long, gently sloping anteriorly; the lateral margins sinuated directly before the 

 prominent humeri; surface a little unrven, the callosities distinct and with an indented space 

 between them, the impressed line behind them deep and clearly defined, arrested by the thick 

 carinate lateral edge which stops against the end of the callosities ; the anterior angles rounded 

 off, the anterior edge a little sinuated, callous, extending to about the m.iddle of the eyes; 

 posterior margin a little yellowish, hardly sinuated. Clavus and corium minutely scabrous, 

 almost transparent, very ample as compared with the abdomen ; cuneus long, bordered exteri- 

 orly with a thick green line; membrane very thin, whitish green, the vein deeper green. Legs 

 greenish, the tibiae sometimes yellowish, dusky at tip ; apex of the tarsi and the nails ijiceous. 



"Length to end of abdomen 2.25-2.5 mm. To tip of membrane 3.5 mm. Width of pronotum 

 1-1.25 mm. Numerous specimens have been brought to my notice. The first of these I found 

 near Montmorency, in the province of Quebec, others wen; obtained near Washington, D. C , by 

 my friend Otto Heidemaun, and a male specimen has been sent from Colorado. The specimen 

 frt)m Colorado has the callosities near together on their inner ends," 



Fort Collins, September 26tli on box-elder (Gillette). 



Dacota hesperia Uhl. 



Colorado (Uhler 1 and 6). 

 Diominatus angtilatiis Unler n. sp. 



'"Long, almost parallel-sided, nearly flat above, black or dark smoke-brown, minutely 

 pubescent, rather broader than D. congrex Uhl., with stouter and longer antennae. Head 

 moderately convex, highly polished between and before the eyes, piceous anteriorly and upon 

 the tylus, the latter becoming paler below ; the occipital carina pale piceous, bounded in front by 

 an arcuated, punctate impression; eyes large, prominent, dark brown; rostrum wax-yellow, 

 piceous at tip, reaching to beliind the middle coxae; antennae long and stout, longer and 

 thicker in the male, black or dark brown, the basal joint a little longer than the head in the 

 female, much longer in the male, the second joint a little thinner than the first, about as long 

 as the corium, the third still more slender, about two-thirds the length of the second, the fourth 

 thinner and much shorter. Pronotum a little wider than long, very sliglitly convex, with the 

 lateral margin oblique; the surface finely pubescent, very gently sloping, the anterior lobe 

 distinctly defined, with the callosities large, prominent, black; the coUum indistinct ; posterior 

 lobe large, obsolctoly wrhikled and with a few faint punctures, the posterior margin feebly 

 sinuated, with the humeral angles a little prominent and broadly rounded; the pleural flaps 

 moderately short, grooved vertically. Scutellum small, black, convex, acute. Coxae and legs 

 yellowisli, a little dusky towards the knees, the tarsi more or less piceous. The clavus pale 

 yellow; corium with a large, triangular, black spot on each wing-cover which covers most of 

 the surface to next the base of cuneus, the cuneus yellowish, but dusky at tip. .\bdomen black, 

 polished, the base, disk, and a part of the apex of venter yellowish. 



Length to end of abdomen 3-3.25 mm. To tip of wing-covers 4.5 nun. Width of ijronotum 

 1.25 nun." 



