388 BULT.ETI]S 4.-., UNITED STATES NATIONAL MUSEUM. 



Described from four specimens. 



This interest! 11 jLf species is dedicated to my friend Mr. Thco. Per- 

 gaiide, to whom I am indebted for two (►f the four specimens. 



HOPIiOPRIA AsLni., gen. nov. 

 (Type //. puUhripeinns Asbm. ) 



This o-enus is founded upon a' South American species in the Berlin 

 Museum, and is clearly allied to Paramcsiim Westwood, but differs in 

 having a curved acute spine at the base of the metathorax and in hav- 

 ing only 4-,jointed maxillary palpi. The joints of the autennie are also 

 much longer than any other Diaiuiid genus. 



H. pulchripennis, sp. nov. 



$. Length, about 4""". Black; antenna', legs, and abdomen ferru- 

 ginous, the latter dusky at apex. Head opaque, tinely shagreened ; 

 cheeks, prothorax, met; horax, and the petiole beneath, woolly. An- 

 teun;c 13-jointed, longer than the body; the first Hagellar joint about as 

 long as the scape, the second very slightly shorter, the following about 

 equal, all cylindrical. Thorax smooth, shining, bisulcate; scutellum 

 with two large deep fove;e at base; metathorax armed at base with 

 a curved acute spine. Wings hyaline, with a large smoky blotch ex- 

 tending from near the base to one-third the lengtli of the wing, having 

 4 rays; one ray extends to the stigma and another beyond this to the 

 costal margin, and opposite these are the other two which extend to the 

 hind margin; there is also a smoky spot at tlie ajjex of the wing. 



Habitat. — Bogota . 



Type iu Berlin Museum. 



HEMILEXIS Forstcr. 

 Hym. Stud., ii, p. 123 (1856). 



Eniomacis Fiirst. loc cit., p. 121. 



(ilifphidoima Hal. Nat. Hist. Rev., iv, p. 172 (1857). 



Head transverse or subglobose, the occiput rounded, the cheeks 

 bare; ocelli 3 small, in a triangle; eyes bare. 



AnteniiiB inserted on a slight frontal prominence, 13-jointed in b. i i 

 sexes; in 9 submoniliform, incrassated toward tips or clavate; iu S lili 

 form, the first and second luniclar joints elongate, the second the shorter 

 and thicker, slightly curved, the following oval or oblong oval. 



Maxillary palpi o-joiuted. 



Thorax ovoid, the prothorax produced into a little neck anteriorly, 

 scarcely visible from above; mesonotum short, rounded before with 

 two furrows, tlie furrows sometimes abbreviated anteriorly, but rarely 

 entirely wanting; scutellum with a moderately dee]> fovea at base; meta- 

 thorax short, subemarginate. the angles not acute. 



Front wings pubescentj strongly ciliated and often emarginate at apex ; 



