40 New Aculeate Hymenopiera. 



Kobl, in error. lie gives the Khasia Hills as the only 

 locality, no mention being made of Java^ the only locality 

 given by Kohl for his species. I have not seen the species 

 among the thirteen known to me from Khasia. 



Oxyhelus ceylonicus^ sp. n. 

 Long. 5 mm. 



Hah. Ceylon [Yerhury). 



Belongs to the section with the scutellar laminas obsolete, 

 previously represented in the Indian fauna by 0. Lewisi, Cam, 



Scape of antenna yellowish beneath ; the flagellum more 

 or less brownish and thickly covered with a pale pile. Front 

 and vertex closely punctured; the vertex sparsely, the front 

 thickly covered with silvery pubescence ; the front broadly 

 and shallowly excavated in the middle ; the hair on the 

 clypeus and face is dense and silvery. Mandibles rufous, 

 black at the base and apex ; the base thickly covered with 

 silvery pubescence. Thorax black, shining, thickly covered 

 with silvery pubescence ; a broad irregular mark on the pro- 

 notum near the tegulge, a smaller, more elongated one nearer 

 the middle, the tubercles, a large oblique mark, rounded at 

 the ends, on the side of the scutellum, the postscutellum, and 

 two narrow lines issuing from them, lemon-yellow. Meso- 

 notum closely and distinctly punctured, more closely at the 

 base than at the apex ; the scutellum sparsely punctured ; 

 the postscutellum is rounded behind^ and has there, on the 

 top, a distinct bordering keel. The top of the median seg- 

 ment is obliquely, the apical slope is more closely, trans- 

 versely striated; the second row of transverse keels on the 

 top form by longitudinal keels distinct areje ; the base is 

 minutely punctured ; the apical slope is strongly aciculated ; 

 above its centre is a large, smooth, somewhat triangular 

 depression. Propleurse aciculated, the middle and behind 

 with curved strise. Mesopleurae closely rugose, thickly 

 covered with silvery pubescence ; the furrow over the sternum 

 is wide. Metapleurae bearing all over curved stride, which 

 are not closely set together. Legs black, the apical half of 

 the four anterior femora beneath, all the tibite, except be- 

 hind, and the fore tarsi yellow; the middle and hinder tarsi 

 blackish ; the legs are thickly covered with silvery pubes- 

 cence. Wings clear hyaline, the nervures testaceous. Ab- 

 domen shining, covered with silvery pubescence; there is a 

 large yellow mark on the first segment, narrower ones on 

 the second, third, and fourtli, and larger yellow marks on 

 the fifth segments almost united in the middle ; the pygidium 



