THUR8ELINUS. 327 



A broader species than the preceding N. sordidus, head longer, 

 posterior margin of pronotum more straightly truncate, colour 

 markings different. 



Genus THURSELINUS. (Vol. TTT, p. 33.) 

 3103. Thurselinus clathratus, sp. n. 



Body ovate, moderately convex ; head testaceous, rather more 

 than one-third broader between eyes than long, anterior margin 

 rounded ; pronotum testaceous, the lateral and posterior margins 

 pale ochraceous, an obscure obconical impression at centre of 

 anterior margin, a small piceous spot on each lateral margin before 



Fig. 188 Thurse/inus clathratus. 



middle ; both head and pronotum obscurely granulose and thickly 

 finely palely pilose ; scutellum testaceous, obscurely finely granu- 

 lose and finely palely pilose ; clavus and corium testaceous, finely 

 palely pilose, the latter with the basal area of lateral margins pale, 

 greyish ; membrane pale testaceous ; connexivum greyish, posterior 

 segmental margins testaceous, lateral margins with some large 

 spinulose hairs, the angles of the posterior segments more or less 

 acute ; body beneath and legs brownish ochraceous, finely pilose. 



Length 5 millim. 



Hab. Calcutta. 



Found in the tanks attached to the Indian Museum. 



