UHLER ON INSECTS. 471 



Darrowly margiued with orange. Postdorsalum and its side-pieces 

 orange. Heine'.ytra blackish, the nervares and disks of the areoles 

 whitish; membrane whitish, faintly tinged with dusky; the two outer 

 areoles of the apex short, the next one inwardly long, widening grad- 

 ually toward the tip, the inner one acutely triangular at tip. Wings 

 hyaline, smoky at tip, highly iridescent, the nervures brown. Terguni 

 and venter black, the apex and valves of the latter sprinkled with yel- 

 low, and beset with yellow stiff bristles; the penultimate segment of 

 the female yellow each side, the posterior margin a little convex in the 

 middle. Length to tip of venter 4 millimeters; tip of hemelytra 5 

 millimeters. Width of pronotum 1^ millimeters. 



One female from Clear Creek Canon, August 6; others from Texas 

 and Dakota. 



5. J. helli, new sp. 



Form of J. hetus Uhl.; elongated, greenish-yellow; the head a little 

 tumid, and, including the eyes, wider than the pronotum; vertex and 

 face greenish yellow, the former with a black transverse line on the 

 middle, including a dot in the center and one at each end ; front of 

 vertex with two large, round, black dots placed transversely; front 

 very moderately convex, slightly prominent superiorly, the bounding 

 sutures and base of tylus black, the transverse lines brown ; antennae 

 yellowish ; eyes large, pale brown. Pronotum short, sublunate, pale 

 bluish green, highly polished, the anterior margin convex, bordered 

 with dark brown, the sides archiu g beneath the eyes; the lateral mar- 

 gin very short and a little <leflexed ; the postero-lateral. margin form- 

 ing hardly more than a continuation of the curve of the posterior 

 margin ; deflexed sides short, of almost equal width throughout. 

 Sternum and pleurie black, the latter margined with yellow. Legs 

 pale testaceous, the spines ocherous, and the tips of the tarsal joints 

 and the nails and end of tibiae pale piceous. Scutellum yellowish, the 

 base with a transverse black line, and the middle with a brown T. Hem- 

 elytra greenish-yellow, the nervures straight, yellow ; suture of the 

 outer boundary of the clavus pale brown ; the three areoles of the clavus 

 with a brown streak at the sutural end, and a longer brown streak runs 

 from near the base of the corium to beyond its middle; apical margin 

 a little brownish, the areoles long and wide, the central one narrowest. 

 Wings whitish, a little smoky at tip, and with brown nervures. Ter- 

 gum black, excepting the outer margin and the posterior margins of 

 the last two segments, which are yellow ; venter yellow, black at base 

 and in the marginal sutures of the genital segment and ovipositor; 

 apex of the penultimate ventral segment deeply and widely incised 

 and tinged with brown, with the side-lobes oblique and a little arcu- 

 ated. 9 . 



Length lo tip of venter 3| millimeters; to tip of hemelytra o milli- 

 meters. Width of pronotum li|: millimeters. 



