PHYTOPHAGOUS AND PARASITIC HYMENOPTEHA. 93 



29. — Troporhogas spilonotus, sp. nov. 

 Pallid testaceous, the legs paler in tint ; the ocellar region, 

 marks, more or less distinct, on the mesonotum, the metanotum to 

 the top of the apical slope, the base of the mesopleurae and large 

 marks on the base of the abdominal segments, the penultimate 

 segment entirely, black. Wings clear hyaline, the nervures pallid 

 testaceous, the basal half of the stigma fuscous, ?. 

 Length 7 to 8 mm. 

 Peradeniya. 



The amount of black on the thorax varies ; the hind coxae and 

 trochanters may be marked with black. The entire body and legs 

 thickly covered with white pubescence. Firstand second abdomi- 

 nal segmeats strongly and closely striated throughout ; the third 

 is less strongly and closely striated, the striae becoming fainter 

 towards the apex. The pleume may be largely marked with black : 

 the mesopleural furrow is striated. Parapsidal furrows wide and 

 deep ; the apex of the middle lobe of the mesonotum is depressed 

 and with a distinct furrow in the centre. Scutellar depression 

 large, deep ; a stout keel in the centre and a narrower oblique one 

 on the sides. Scutellum narrowed towards the apex. Metanotum 

 finely, irregularly rugose ; the apex with some irregular keels. 



HO. — Troporhogas alhipes, sp. nov. 

 Rufo-testaceous, the oral region, lower outer orbits, and legs 

 white ; the four hind coxae brownish-red : a broad band on the 

 thickened apex of the hind femora (but not reaching to the apex) 

 black ; scape of antennae rufous, the flagellum yellowish-white. 

 Wings hyaline, slightly suflEused with fuscous ; the apex with a 

 fuscous narrow cloud round the edges ; the stigma testaceous, the 

 nervures fuscous, 6. 

 Length 9 mm. 

 Kandy. 



Sides of front stoutly, obliquely striated ; face irregularly 

 wrinkled. Propleur^ stoutly striated ; the mesopleurae wrinkled 

 and irregularly striated, closely and strongly below ; the meta- 

 pleurae closely, finely, rugosely punctured. Presternum yellowish, 

 depressed in the middle and with a longitudinal keel there, which 

 is bordered by a row of fovete. Parapsidal furrows striated ; the 

 apex of the middle lobe closely striated and reticulated. Scutellum 

 convex, roundly narrowed towards the apex, which is rounded ; 

 a keel runs from the sides of the apex to the wings ; the space 

 inside this is depressed and striated in the middle. Median 

 segment closely rugosely punctured, the punctures running into 

 reticulations. Back of abdomen closely rugosely striated ; the 

 furrows are more strongly and distinctly striated. 



