388 P. CAMERON. 



sides of the apex are pale ; in the centre, along the sides, are 3 fovese in a row ; 

 the sides and apex of the scutellum project roundly beyond the cup and are 

 strongly rugosely punctured ; the rounded apex projects roundly over the meta- 

 notum, which is bare in the middle ; this bare part is bordered by 2 curved keels, 

 which converge slightly below; it has a steep, slightly oblique slope; the lower 

 apical part projects clearly out from the upper and larger; it has a slightly 

 oblique slope and is bordered laterally by a keel ; the sides are covered with a 

 narrow band of woolly hair; the rnetapleurse bare. Mandibles red, their teeth 

 black. Areolet obsolete. There are no parapsidal furrows. Antennae much 

 longer than the body ; 15-jointed; the 3rd joint shorter than the 4th. Marginal 

 cellule large, open along the fore margin. Cubitus obsolete. %. Length 3 mm. 



Hab. — Mexico. 



In Dr. Ashmead's table of the Eucoilinse (Psyche, 1903, pp. 60- 

 73), this % would run into the neighborhood of Heptamerocera. 



