Species o/Spliegidic /rom the Khasia Hills. 223 



yellow reaching to the eyes), the greater part of the antenual 

 keel, the base of the mandibles, a line on the pronotum, the 

 greater part of the scntellum, postseutellum, a line on the 

 sides of the apex of mctanotiini (rounded above, transverse 

 below), yellow. The base of the second abdominal segment 

 all round pallid yellow, the apical two thirds of the second, 

 the apex of the fifth, and the apical segments entirely, 

 rufous yellow. Legs black, the anterior tibiae testaceous ; 

 all the knees, trochanters, and the extreme base of the tibiae 

 yellow. Wings hyaline, the radial and the apical cubital 

 cellules smoky, the stigma and nervures black. (J . 



Length 8 mm. 



Basal joints of antennal flagellum brownish beneath, as 

 are also the apical more obscurely. Front and vertex 

 strongly but not very closely punctured ; thickly covered 

 with white hair, as are also the face and clypens. Meso- 

 notum shining, sparsely punctured, thickly covered with 

 short white hair. Scutellum furroAved down the centre. 

 INIedian segment sparsely punctured; the central furrow 

 shallow and ending at the apex in two distinct fovete ; the 

 basal area smooth and shining. Lower side of propleuree 

 Avith some cvirved strise ; the mesopleurae strongly punctured ; 

 the apex of the metapleurse sparsely punctured and thickly 

 covered with white hair. Pygidium strongly, but not closely, 

 punctured. 



Tachysphex bitubercidata, sp. n. 



Length 11 mm. ? . 



Black ; the head and thorax densely punctured, the upper 

 part of the front covered with a short pile, the lower, laterally, 

 thickly with silvery pubescence, the middle furrowed ; above 

 the antennae ai'e two shining, smooth, oblique tubercles. 

 Face and clypeus closely punctured, thickly covered with 

 silvery pubescence ; the apex of clypeus obliquely depressed, 

 smooth and shining before the middle ; the apex projects 

 broadly in the middle. Base of mandibles thickly covered 

 with silvery pubescence. Mesonotum thickly covered with 

 short white pubescence. Scutellum more shining, and, if 

 anything, more widely punctured than the mesonotum. 

 Base of metanotum closely reticulated all over; the oblique 

 apex rugose and furrowed narrowly in the middle. Pro- 

 pleurae above closely rugosely punctured, below shining, 

 aciculated, and sparsely punctured. JNIcsoplcune closely 

 distinctly punctured ; behind the base is a wide, not very 

 deep furrow obscurely striated ; immediately below the 



