THUESBLIXUS. 33 



Subfamily III. NAUCORIN^. 



Naucoraria, StcV, En. Hem. t, p. 141 (1876). 



Mesosternum lougitudinally tumid or obtusely tectiform ; meta- 

 sternum moderately elevated ; pronotum at base about one-third 

 broader than the length of head aud pronotum together ; head 

 large, broad and long ; pronotum anteriorly profoundly sinuate 

 for the reception of the head, its anterior angles somewhat lougly 

 anteriorly produced and extending to, or nearly to, the middle of 

 the eyes, which are anteriorly more or less convergent ; body sub- 

 oval or ovate. 



Genus THURSELINUS. 



Thurseliuus, Dist. Entomolocjist, xxxvii, p. 259 (1904). 



Type, T. r/reeni, Dist. 



Distribution. Ceylon. 



Body ovate, moderately convex ; head very large, almost as 

 long as pronotum, rather more than one-third broader between 

 eyes than long; eyes elongate, mu(?h narrowed, and slightly con- 

 verging anteriorly ; labrum rounded, reaching base of second joint 

 of rostrum ; pronotum scarcely broader than base of hemelytra, 

 only slightly narrowed anteriorly, its anterior angles not reaching 

 the middle of eyes ; scutellum short, about twice as broad at base 

 as long ; hemelytra complete ; mesonotuui medially carinately 

 longitudinally elevated ; anterior femora ampliated, inwardly 

 notched towards base. 



Differs fi'om Macrocoris * by the much larger and broader head, 

 anterior angles of pronotum not reaching the middle of eyes, 

 shorter and broader scutellum, &c. 



1511. Thurselinus greeni, Dist. Entomologist, xxxvii, p. 259 (1904). 



Ochraceous ; scutellum brownish-ochra- 

 ceous ; eyes black ; basal area of pronotum 

 with some longitudinal piceous lines ; 

 body beneath and legs uniformly ochra- 

 ceous ; membrane clouded with pale fus- 

 cous ; head almost as long as pronotum, 

 its anterior margin convex, with a some- 

 what flattened central basal space ; pro- 

 notum transversely striate near anterior 

 Fio-. 21. margin, very finely and obscurely punctate, 



Thurselinus greeni. the lateral margins slightly rounded, a 



little narrowed anteriorly, but almost sub- 

 parallel ; scutellum very finely granulose, broadly subtriangular ; 

 connexivum piceous at segmental incisures. 

 Length 6 millim. 

 Hah. Ceylon ; Keshewa {Green). 



* A genus represented by a species from Madagascar. 

 TOL. III. D 



