11 G JOURNAL, BOMBAY NATURAL HISTORY SOCIETY, Vol. XII. 



Family IcHXEUMONiDiE, Leach. 



2. Coleocentms mollerii, sp. nov., pi. a, figs. 4, 4a, 4b. 



9 . Head with a few shallow punctures on the vertex ; antennae long, 

 filiform, the scape swollen, deeply emarginate on the outer side, the 

 joints of the flagellum ol)li(]ue at their apices ; mesonetum oval, convex, 

 transversely plicated and rugose, scutellum punctured, postscutellum 

 very small, compressed ; median segment flat on the sides, rounded pos- 

 teriorly, and obliquely sloped to the apex ; abdomen shining, the basal 

 two segments impunctate above, the remainder finely punctured at 

 base above ; basal segments depressed, flattened, apical segments 

 sub-compressed ; the ovipositor long, longer than the rest of the head and 

 body united, emitted from the apical segment, which with the next 

 three segments, looked at from the ventral side, are ensheathed one 

 within the other. Black, the clypeus, the face below the base of the 

 antennse, a spot on each side above the latter, the front of the scape, the 

 cheeks, the pronotum in front and on its posterior lateral angles, two 

 abbreviated parallel longitudinal lines on the disc of the mesonotum, 

 the tegulse, the mesopleura?, the base of the scutellum, a spot on each 

 side of it, the whole of the median segment, a large spot on the 

 raetapleurse, the front of the coxa3, trochanters and femora, and the whole 

 of the tibife and tarsi of the anterior legs, a spot on the coxse, another 

 on the basal joint of the trochanters posteriorly, a line on the outer side 

 of and the apical one-third of the femora, and apical half of the tibise 

 of the intermediate legs, a spot on the coxas, another on the basal joint 

 of the trochanters posteriorly, the apical half of the femora and the 

 middle of the tibia3 of the posterior legs, and sub-apical bands on all 

 but the apical abdominal segment above, yellow ; the bands on the 4th 

 and 5th segments are widened laterally, while that on the 6th segment 

 forms a transverse diamond-shaped spot ; ovipositor and tarsi reddish- 

 brown ; wings deep brownish-yellow, nervuros dark brown. 



9 . Length 33, of ovipositor 51 ; exp. 64 mm. 



Hal), Sikhim ; Tenasserim. 



3. Xylonomus elizahetlue, sp. nov., pi. A^ figs. 5, 5a. 



9 . Head smooth, polished and shining ; antennae filiform ; thorax 

 rugose, the mesonotum long and oval, the parapsidal grooves deeply 

 marked ; median segment rounded posteriorly, rugose, with four irre- 

 gularly-waved longitudinal carinte, the inner two of these reaching the 



