218 ISlv. P. Cameron on new 



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

 segment. $ . 



Length 17-18 mm. 



Hab. Khasia Hills. Coll. Rothney. 



Trypoxylon khasia, 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. 221) it 

 comes into B, except as regards the size and Z*^. " Abdomen 

 red, basal segment only black.'' 



Black ; apex of clypeus testaceous ; mandibles yellow, their 

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

 antennse pale yellow, the rest black, brownish beneath j 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 coxte black ; the 

 hind femora black, running into testaceous towards the 

 middle; the hinder tibise 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 dee[ ly and widely furrowed and densely covered 

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

 with silvery pubescence. 



Length ^0 mm. 



Hab. Khasia Hills. Coll. Bothney. 



Trypoxylo7i orientale, sp. n. 



Antonnse black, distinctly thickened towards the apex, the 

 scape thickly covered with long white hair ; flagellum bare. 

 Face, lower 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 coi^ered with pale hair. Median segment short, its 

 aj[)cx with an oblique slope ; on the base is a striated depres- 



