62 IIYMENOPTERA. 



81. IIalictus rugolatus, n. s. 



Female. Length l^ lines. — The head and disk of the thorax 

 ni<i:ro-a?ueous, the metathorax black ; head closely and finely 

 piinctured, the clypeus black, shining and deej)ly punctured. 

 Thorax more strongly punctured than the head, the metathorax 

 truncate, roughly and irregularly sculj)ture(l, tlie sides and be- 

 ncatli rugose ; the tibiic and tarsi above clothed with ])ale ful- 

 vous pubescence, that beneath is deeper in colour; the wings 

 subhvaline, iridescent, the nervures nifo-testaeeous. Al)domen 

 elongate-ovate, the basal segment very smooth and shining, the 

 rest delicately punctured, the apical margins smooth shining and 

 rufo-testaceous ; at the basal margins of the second and third 

 segments laterallv a patch of white pubescence, on the fourth a 

 more or less interrupted fascia ; the apex covered with fulvous 

 pubescence. 

 Hub. Northern India. (Coll. W. W. Saunders, Esq.) 



82. Halictus lucidipennis, n. s. 



Female. Length 2| lines. — Brassy green, head and thorax 

 closely and finely punctured, antennae wanting; the face co- 

 vered with short white pubescence and the clypeus ciliated VAith 

 white hairs. Thorax, the post-seutellum covered with a short 

 downy white pubescence, on the sides it is longer but of the 

 same colour, the enclosed space at the base of the metathorax 

 finely reticulate, the sides smooth and shining ; wings clear hya- 

 line and beautifully iridescent, nervures and tegulse verj' pale 

 testaceous ; legs rufo-testaceous, the anterior tibiae, the inter- 

 meihate and posterior tarsi, pale rufo-testaceous, their pubes- 

 cence white. Abdomen ovate, finely punctured, the apical mar- 

 gins narrowlv testaceous and having pale marginal fascise ; the 

 anal rima slightly fulvous ; beneath, testaceous. 



Male. — Sculptured and coloured as in the female ; the an- 

 tennae pale fidvous, about the length of the head and thorax, 

 fuscous above ; all the tibiae pale, and the margins of the abdo- 

 minal segments much depressed. 

 Hab. Northern India. (Coll. J. S. Baly, Esq.) 



83. Halictus xanthognathus, n. s. 



Male. Length 3^ lines. — Head and thorax black, very closely 

 and moderately punctured, the face thickly covered with short 

 white pubescence, the apex of the clypeus, the labrum, mandibles, 

 palpi and flagellum beneath, yellow ; the tubercles, tegulae, 

 tibiae and tarsi yellow ; the posterior and intermediate tibiae have 

 a ferruginous stain in front ; w ings subhyahne, nervures pale fer- 



