232 HYMENOPTERA. 



the triangular apical part not separated from the base ; teguls ferru- 

 ginous, dark at base ; wings dusky, the nervures and rather small 

 stigma dull sepia ; b. n. arched ; second s. m. narrow, receiving first 

 r. n. a little beyond middle ; legs black, with grayish-white hair, ante- 

 rior and middle knees reddish ; hind trochanters with a prominent 

 sharp tooth ; hind femora only moderately swollen ; hind tibiae broad, 

 with a chestnut-colored apical lobe, only reaching to about the middle 

 of the adjacent spur ; hind tarsi long ; abdomen shining, evidently 

 punctured, the first segment smoother ; first segment with much erect 

 pale ochreous hair; first four segments with rather narrow, not dense, 

 apical hair-bands, ochreous tinted in middle, dull white at sides; fourth 

 ventral segment with a strong median keel. 



9 . Similar, except for the usual sexual differences ; clypeus granu- 

 lar, not keeled ; sides of face with grayish-white hair ; front dull, ver- 

 tex shining ; hair on inner side of hind basitarsus pale yellowish ; sides 

 of apex of abdomen with some fuscous hair. 



Habitat. — Type (male) from Kandy, Ceylon, Feb., 1910 

 {E. Comber). British Museum. Female from Dambulla, 

 Ceylon, March, 1910 {E. Comber). Resembles A'', ai'djiina, 

 but rather smaller, with the inner upper orbital margins 

 (female) more concave, the base of metathorax without 

 sculpture, etc. 



Noiiiia perlucicla n. sp. — c?. Length about 10 mm., anterior 

 wing 7; shining black, with white hair, grayish on head and thorax 

 above ; mandibles black ; eyes only moderately converging below ; face 

 densely covered with white hair ; scape short, black ; fiagellum long, 

 dull ferruginous, a little dusky above, the last joint dusky, thick, obli- 

 quely truncate ; vertex shining, with very fine punctures; mesothorax 

 and scutellum shining, with distinctly separated strong punctures ; 

 postscutellum densely covered with white tomentum ; scutellum slightly 

 bilobed, not toothed ; metathorax with a broad basal feebly sculptured 

 channel ; apical truncation shining, sparsely punctured, with a median 

 short groove ; tegulae pale testaceous, not enlarged ; wings hyaline, 

 with a smoky apical cloud ; stigma and nervures sepia; b. n. meeting 

 t. m. ; second s. m. broader than long, receiving first r. n. at or just 

 beyond the middle ; legs very dark reddish brown, with white hair ; 

 hind trochanters with a tubercle beneath ; hind femora hairy, moder- 

 etately incrassate ; hind tibiae with a dark pointed apical lobe not as 

 long as the spurs ; hind basitarsus obtusely angulate posteriorly near 

 the middle ; abdomen shining, irregularly punctured, the punctures 

 on first segment large and strong ; hind margins of segments with 

 dense, rather broad, bands of white tomentum; fourth ventral seg- 

 ment with a triangular smooth median area ; abdomen ending in a 

 broadly rounded ferruginous plate. 



