Ball — New Genera an<J Sjyries of Imdae (Fvlgori/Jae). 43 



this protuberance is inclined at an anj^le of about forty-tive degrees with 

 tlie extremity rounded and enlarged. Pronotum large with anterior and 

 median carinae prominent. Elytra rather narrow with a large number 

 of irregular longitudinal veins. Abdomen narrow, the segments weakly 

 pustulate. 



Color. — Pitchy black, the posterior margin of the eyes fulvous, the ros- 

 trum and coxae white, and often a testaceous iridescence to the front and 

 elytra. 



Described from three females from Arizona in the collection of the 

 author. 



Hysteropterum unum sp. nov. 



Resembling cornulum but larger and more strongly marked. Dirty 

 straw marked with l)rown and green. Length, 4 mm. 



Vertex two and one-half times wider than long, much longer and 

 narrower than in cornutum, the anterior margin as seen from above 

 straight, disc depressed, posterior margin slightly, roundingly emarginate. 

 Front longer and narrower than in cornutum, the lateral carina straiglit 

 to just before the clypeus where they round in a trifle. ITnion of front and 

 vertex right angle<l, distinctly carinate ; as viewed from the front this union 

 is broadly angularly emarginate. Clyi)eus strongly obliquely ribbed and 

 with a Inroad median carina. Pronotum long and narrow, nearly as long 

 as the width of the vertex. Elytra longer than in niniiitiiin and more 

 definitely gibbous. 



Color. — Vertex green, a pair of brown V-shaped marks in the posterior 

 angles. Front pale green with irregular brown spots between the carinae. 

 Clypeus orange. Pronotum and mesonotum pale green with traces of fus- 

 cous marking. Elytra pale straw, greenish attheliinge. A l)road l)rownish 

 stripe on either elytron, running back from the eye and enclosing a broad 

 pale sutural stripe, whit-h is angularly enlarged just before, the apex of 

 clavous. 



Described from a single male from Pueblo, Colorado. Collected by the 

 author. Readily recognized by its distinct vertex and elytral markings. 



Dictyobia combinata sp. nov. 



Sliglitly larger than permutata with longer less angled elytra. An 

 oblique light stripe on each elytron. Length, 5 mm. 



Vertex about six times wider than its median length with the margins 

 strongly carinate. Front horizontal, slightly convex, a trifle widened 

 between the antennae. Elytra decidedly longer and somewhat broader 

 than \u permutata. ]\ruch broader posteriorly, venation similar, the inner 

 veins of c(jrinni much closer to claval suture. 



Color. — Female sulphur yellow with the elytra brown. A pair of brown 

 dots on the posterior part of the mesonotum. The brown of the elytra 

 interrupted by a broad, definite oblique, subhyaline band arising on the 

 middle of the clavus and extending to the c(jsta beyond the middle. The 

 anterior part of costal area and an oval area against the ajiex light. The, 



