PHYTOPHAGOUS AND PARASITIC HYMENOPTERA. 133 



the occiput in the centre, its black mark united to the black on the 

 vertex by a short line ; mesonotum except for a large mark in the 

 centre, longer than broad, of equal width and transverse at the base 

 and apex , post scutellum , a narrow line on the base of metanotum , a 

 large, somewhat triangular mark on the apical liaK, a line on its 

 apex, a conical mark on the lower side of the propleurse, the lower 

 side and apex of metapleurae and bands on the base and apex of the 

 back of the , abdominal segments, deep shining black. Wings 

 hyaline, their apex smoky, the nervures and stigma black. Legs 

 coloured hke the body, the base of the four hinder trochanters, a 

 broad band on all the femora behind in the centre above, a shorter 

 line on the hinder pair in front; the base and apex of the hind tibiae 

 broadly and the four hinder tarsi, black, 6 . 



Length 10 mm. ' 



Hantane, March. 



Antennae black. Mandibles and the parts at their base black. 

 Head and thorax shining, smooth, except for the usual striation on 

 the mesonotum and the scutellum which is finely transversely 

 striated. Head and pleurae covered with a short, white pubescence. 

 The black basal and apical bands on the penultimate abdominal 

 segments are united with a black line down the centre. The apical 

 joint of the fore tarsi is black. 



46. — Theronia maskeliyce, sp. nov. 



Pallid yellow, the ocellar region, the mesonotum except for two 

 lines on the basal three-fourths in the centre and the outer side, a 

 mark in the centre of the scutellum, dilated roundly at the apex, 

 the base of the metanotum, narrowly in the centre, broadly at the 

 sides , a large mark roundly narrowed at the apex , incised at the base, 

 and broad bands on the base of the other segments, black. Antennae 

 stout, as long as the body, black, the scape yellow below, the base of 

 fiagellum fuscous. The femora broadly marked with black above, 

 the middle tibiaj infuscated behind ; the base of the hind tibiae and 

 a broad band below it, fuscous black ; the four hinder tarsi blackish. 

 Wings clear hyaline, the nervures and stigma black, ? and 6. 



Length 10 mm.; terebra 3 mm. 



Kandy, August ; Maskeliya, April. 



Smooth and shining, covered with a short, white down. There is 

 no central area on the base of the metanotum, but two lateral ones, 

 longer than wide, narrowed towards the apex ; the outer keel is 

 straight, oblique, the inner rounded ; from its outer side a keel 

 runs along the sides of the segment to its apex, there being thus a 



