422 ^Ir. v. \\ A. CockvrcW—Descri/'tlons <nn/ 



surface between thorn microscopically rugulose ; area of 

 metathorax with irregular rug?e ; tegulse black. Wiugs 

 slightly (husky, stigma and nervures very dark ; second s.ni. 

 long; recurrent nervures meeting the transverso-ciibitals ; 

 tibi;e and tarsi with some pale hair. Abdomen shining, 

 im|)nnctate, the surface with a delicate microscopical 

 tessclhitiun. 



Buiteuzorg, Java, jNIarcli 10,1909 {Bryant and Palmer). 

 U.S. Nat. .Museum. 



Nearest to P. impioictata, Friese, but easily separated by 

 the entirely black face. 



Prosopis coroicevsis, sp. n. 



cJ . — Length about 7"5 mm., anterior wing Cy2. 



Black, robust, without yellow markings on thorax or legs ; 

 face long, eyes very long ; clypeus (except a narrow dark 

 stripe on each side), large supraclypeal mark (rounded 

 al)ove), lateral face-marks (extending along orbital margins 

 halfway np front, where they end obtusely, shaped like feet 

 on tip-toe, with very long tapering toes), all bright chrome- 

 yellow ; anteunse pieeous ; scape very short; mandibles 

 stout, suffused with reddish ; front dull, very densely and 

 finely punctured; mesothorax and scuteHum dull, with very 

 large well-separated punctures; meso])leur£e with large 

 sparse ])unctures ; area of metathorax with coarse transverse 

 and longitudinal ridges; posterior truncation very coaiscly 

 sculptured, flat, with well-defined margins ; tegulae pieeous. 

 "Wings deep fuliginous ; first r. n. joining first s.m. con- 

 siderably- before its end. Legs more or less reddish, the 

 anterior tibiae dusky ferruginous in front. Abdomen 

 s! ining, without hair-bands ; first two segments quite 

 strongly punctured, third with minute punctures ; first 

 ventral segment emarginate at apex. 



Coroico, Yungas, Bolivia, May 1, 1899. U.S. Nat. 

 Museum. No collector's name is given. 



By the venation this resembles P. pelroselini, Schrottky, 

 but it is easily separated by the fuliginous wings and other 

 characters. 



Prosojns tricolor, Schrottky. 



? . — Differs from the male thus : clypeus with an elongate- 

 cuneiform rufo-fuscous mark on each side ; antennae entirely 

 ferruginous; yellow baud on prothorax interrupted in 



