508 ENTOMOLOGICAL SOCIETY 



midly convex in union with the vertex, cheeks short, tylus long and nar 

 row, the rostrum slender, geniculate, reaching upon the middle coxse, 

 the basal joint longest, moderately thick, second almost as long, reach 

 ing upon the anterior coxa?, the third much shorter; gula swollen, the 

 bucculae slender, long. Pronotum sub-campanulate, deeply constricted 

 at about two-thirds of the length posteriorly, the groove carried down 

 continuously to the sternum, anterior lobe about twice as long as the 

 posterior one, sub-quadrangular, a little convex, having the lateral 

 border curved, bent down, and the edge very narrowly reflexed, posterior 

 lobe broad, very short, with the lateral margins oblique, elevated on the 

 posterior border, and sloping down to the sulcated line ; posterior middle 

 of the prosternum deeply excavated, and bounded behind by a callous 

 ridge. Anterior femora stout, sub-fusiform, hardly longer than the tibiae. 

 Scutellum tumid next the tip. Abdomen expanding posteriorly in a 

 curve, wider than the pronotum. Corium narrow, triangular at base, 

 curving wider behind the middle, the membrane barely extending beyond 

 the tergum, the apical curve oval, veins indistinct, not apparently con 

 tinuous, underside of body highly polished. 



D. picturatus, new sp. 



Oblong subovate, piceous-black, more or less rufous beneath, covered 

 above with grey, erect bristles, and coarsely punctate; head thick and 

 nutant, impressed across the middle and at base, coarsely punctate in a 

 lunate depression ; antennae rufo-testaceous, the apical joint and outer 

 end of the third black; rostrum rufo-testaceous, darker at base and tip. 

 Pronotum polished, the anterior margin arcuated and with one or more 

 transverse lines of punctures behind it, the humeral angles callous, a little 

 elevated, bounded behind by a short, grooved line. Scutellum black, 

 deeply punctate. Hemelytra flat, dull black, finely punctate in the sutures, 

 base with a triangular whitish spot and apex with a narrow, transverse 

 spot of the same color, costal margin acutely reflexed; membrane convex, 

 dusky posteriorly and with a pale border. Legs pale rufo piceous. the 

 tibiae testaceous, piceous at tip, tarsi mostly piceous. 



The female is a little wider than the male. Length to tip of 

 abdomen cT 2^-, 9 3 mm, width of pronotum i^ mm. 



A pair cT 9, collected near Phoenix, Arizona, belong to Mr. 



E. D Ball, and another from near Denver, Colorado, is in my 

 own collection. 



Div. SAICIDA. 

 Orthometrops, new genus, 



Long fusiform, somewhat like a narrow Cot iscns. Head long before 

 the eyes, subcylindric, a little nutunt. decnrved at tip. neck sub-annular, 

 swollen, smooth, a little longer than the eyes, constricted behind them 

 and at base ; eyes oval-orbicular, projecting laterally; antennae setaceous, 

 about as long as the entire body, the basal joint nearly as long as the 



