356 PROCEEDINGS OF THE NATIONAL, MUSEUM vol.88 



and subopaque; face sparsely, weakly punctate, slightly elevated 

 medially ; clypeus moderately convex ; malar space sliagreened, nearly 

 as long as basal width of mandible; cheeks in front view nearly 

 straight; mouth as broad as face; occipital carina convergent above 

 with posterior margin of eye, complete to hypostomal carina, not 

 elevated below ; temples in dorsal view weakly convex, hardly a third 

 as long as short diameter of eye. Pronotum polished, posterior 

 groove weakly foveolate, epomia distinct only in middle, anterior 

 lateral carina weak; humeral margin only slighth' tumid; mesoscutum 

 polished, with scattered punctures anteriorly, prescutum low and 

 broad; scutellmn rather broad and weakly convex, polished; meso- 

 pleuron sparsely punctate, prepectal carina complete, the groove 

 foveolate, subalar tubercle rather lovr ; lower division of metapleuron 

 very sparsely punctate, upper division more densely so; propodeum 

 with both transverse carinae complete and strong and with a well- 

 defined basal area and a large obsoletely defined hexagonal areola, 

 both transverse carinae arched forward and transverse medially, apical 

 carina prominent at angles, petiolar area with radiating rugae; 

 pleural carina distinct, with foveolate grooves above and below. 

 Hind femur rather slender, inner calcarium nearly half as long as 

 basitarsus. Areolet small, the lumen hardly as broad as the sur- 

 rounding veins, recurrent at middle ; nervulus antef ureal, postnervulus 

 broken slightly below middle, nervellus broken at lower third. Ab- 

 domen polished, first segment rather strongly decurved. second ter- 

 gite less than three times as long as broad at base, distinctly shorter 

 than first ; sheath as long as hind tibia. 



Head black, face medially and clj^peus reddish; anterior orbits 

 throughout, a spot on malar space, top of clypeus, labrum, and man- 

 dibles whitish ; palpi stramineous ; antenna black with an incomplete 

 annulus occupying flagellar joints 5-14 white; thorax anteriorly and 

 dorsally black, posteriorly and ventrally ferruginous, the black em- 

 bracing the pronotum, mesoscutum, postscutellum medially, and 

 upper angle of mesopleuron ; humeral margins of pronotum, scutellum 

 except apex, subalar tubercle, and tegulae whitish; legs ferruginous, 

 with all tibiae and tarsi and front trochanter yellowish; hind femur 

 largely and trochanter dorsally black to piceous, the femur more 

 reddish below and basally; wings hyaline, venation blackish; abdo- 

 men black with petiole and narrow margins of tergites ferruginous, 

 venter yellow. 



Type locality. — Chancha Mayo, Peru. 



ry/^e.— U.S.N.M. No. 5349. 



One specimen taken in September 1928 by G. N. Wolcott. 



