218 Mr. P. Cameron on new 



keel. There is no lateral furrow on the base of the median 

 segment. $ . 



Length 17-18 mm. 



Hah. Khasia Hills. Coll. Rothney. 



Trypoxylon khasice, sp. n. 



One of the larger species. In size comes near to T. colo- 

 ratum, which differs in having the pubescence golden. In 

 Bingham's table (' Fauna of Brit. India/ Hym. i. p. 224) it 

 comes into B, except as regards the size and b' A . " Abdomen 

 red, basal segment only black/' 



Black ; apex of clypeus testaceous ; mandibles yellow, their 

 teeth black ; palpi yellow ; scape and base of flagellum of 

 antennas pale yellow, the rest black, brownish beneath ; the 

 base and sides of mesonotum with a distinct fulvous-yellow 

 band ; tubercles yellow, except at the base, and fringed with 

 silvery hair; abdomen rufo-testaceous, the petiole black, 

 except at the apex, the black there being triangularly incised 

 in the middle. Four front legs yellowish, the femora of a 

 more testaceous hue, the base of all the c^xae black ; the 

 hind femora black, running into testaceous towards the 

 middle ; the hinder tibiae yellowish beneath, flavo-testaceous 

 above, blackish towards the apex, the tarsi blackish, the 

 apices of all the joints testaceous. Wings hyaline, the stigma 

 testaceous. The clypeus, orbits, and eye-incision densely 

 covered with silvery pubescence; the front obscurely punc- 

 tured ; a narrow furrow runs from the ocelli. Thorax 

 densely pilose, the pile fuscous on the mesonotum, longer 

 and more silvery on the sides ; the sides and apex of median 

 segment thickly covered with pale hair ; at its base in the 

 middle is an elongated somewhat pear-shaped depression ; 

 the apex is deeply and widely furrowed aud densely covered 

 with long white hair. The greater part of the pleurae covered 

 with silvery pubescence. 

 Length 20 mm. 

 Hab. Khasia Hills. Coll. Rothney. 



Trypoxylon orientate, sp. n. 



Antennas black, distinctly thickened towards the apex, the 

 scape thickly covered with long white hair ; flagellum bare. 

 Face, luwer part of eye-incision, and clypeus thickly covered 

 with silvery pubescence ; front and vertex opaque, covered 

 with long fuscous hair. Palpi pale testaceous. Thorax 

 thickly covered with pale hair. Median segment short, its 

 apex with an oblique slope ; on the base is a striated deprcs- 



