46 PROCEEDINGS OF THE NATIONAL MUSEUM vol. 79 



separated and demarcated on the rest; scape a shade lighter yellow 

 than face, pedicel mostly same, but brown above in part, except the 

 apex, flagellum medium brown ; pronotum golden yellow tinged with 

 brown, mesal fifth more or less dark on account of black showing 

 through from anterior overlapped portion of mesonotum ; prescutum 

 usually mostly dark brown, parapsidal grooves and more or less of 

 their border areas narrowly reddish brown, broadly yellowish brown 

 on one specimen, scutel with at least a broad mesal black or dark 

 brown band broadening behind, more often this sclerite dark, 

 except margins narrowly, scapulae and axillae also mostly light 

 yellowish brown, or suifused with light to medium brown, meso- 

 pleura entirely yellowish brown, anterior ventral face of mesothorax 

 darker; propodeum black except lighter apex, legs yellowish and 

 dark brown, coxae yellow, hind pair with black stripe on outer and 

 inner faces, trochanters yellow, femora mostly so, but superior faces 

 of front and middle members and also inner and apical portions of 

 outer face of hind femur brown black, fore tibiae brown black 

 outwardly, middle and hind tibiae entirely of this color except bases 

 and apices narrowly ; submarginal band dark brown, almost twice as 

 long as greatest width, reaching two-thirds across wing, its margins 

 ragged, the apical margin constricted necklike just beyond stigma 

 and moderately rounded, the proximal margin slightly concave, apex 

 less intense, fading; no secondary band present; petiole black, 

 abdomen brown black to brown above, sides from brown to brownish 

 yellow, venter light brown-yellow. 



Head one-sixth wider than pronotum, and two-thirds or slightly 

 more than three-fifths as long as broad, margins of eyes not promi- 

 nently set off from surrounding parts, face rather strongly convex 

 as seen from above, occiput feebly convex, vertex broadly rounded 

 longitudinally and transversely, genae and malar space polished 

 and moderately strigose longitudinally, face reticulate punctate, 

 vertex mostly with faint reticulations, these and intervals finely 

 punctate, occiput and temples likewise, face moderately hairy, other 

 parts bare ; antennae fairly stout, pedicel about a fourth longer than 

 Fl, latter barely longer than F2, F3 to F5 equal in length and each 

 as broad as long or slightly broader and a bit shorter than F2, 

 funicle feebly thicker at apex than at base, antennal vestiture 

 moderate in length and density, inconspicuous as usual; pronotum 

 and mesonotum coarsely umbilicately punctate, mesopleura acicu- 

 late or ribbed, ribs of anterior half branching freely and rather 

 densely and finely punctate; carina crossing propodeal groove in 

 front bending posteriorly quite sharply forming a broad V, the 

 angle small but rounded, groove also crossed by about six straight 

 and almost parallel rugae at rather regular intervals, rest of pro- 



