I9I9-] 



T, V. R. Ayyar : S. Indian Trigonalidae. 



473 



what more prominent. The tubercles in the median segment are 

 less prominent. There are also colour differences. The general 

 colour in this case is bright reddish-brown. The face and a narrow 

 region of the front just above the antennae black ; except the 

 ocelli which are black the front and vertex are reddish-brown. The 

 mandibles except the teeth, inner and outer orbits of eyes, one spot 

 at the base of each antennae and a narrow portion along the poste- 

 rior lateral region of occiput yellow ; antennae reddish-brown. 



Prothorax reddish-brown. One dark spot on the median line 

 and one yellow spot on each side of the former, all three situ- 



Poecilogonalos kerala, n. sp. x 6. 



ated at the base close to the head. The anterior lateral flattened 

 portion yellow. Scutellum black with a narrow yellow spot on 

 each side of it. The three yellow lines on the post-scutellum 

 and the other yellow marks more or less similar to the previous 

 species. There is a reddish tinge predominant at the sides of the 

 thorax in this species. I^egs — coxae and trochanters brownish yel- 

 low, femora brown, tibiae ferruginous brown and slightly fulvous 

 at the base, tarsi ferruginous. 



Wings. Costal cell slightly narrower in this species. The second 

 and third cubital cells shorter and broader than in the last species, 



