250 Mr. O. E. Janson's Notices of 



the base but towards the apex they become closer and confluent, 

 forming h-regular strias ; suture with an almost obsolete row of 

 punctures, slightly elevated and terminating in an acute point 

 at the apex. 



Pygldium transversely convex, slightly impressed in the middle, 

 very finely and closely strigose. 



Beneath very coarsely but sparsely punctured, jjrothorax 

 and anterior coxfe strigose ; abdomen slightly strigose at the 

 sides with a faintly marked central line, penultimate segment 

 with a transverse row of punctures and a few at the sides of 

 the preceding one ; mesosternal process long, almost cylindrical, 

 incurved and obtuse at the apex ; legs punctured and strigose, 

 with short stout black seta?, anterior tibiis with three acute 

 lateral teeth. 



The female has the abdomen more convex, without the central 

 line, and with numerous punctures at the sides and on the 

 penultimate segment, the anterior tibite are also much broader. 



Nicobar Islands. 



Allied to L. pulla^ Bilb., but differing greatly in its broad 

 convex form, sjjarse punctuation, etc. A considerable series of 

 this species recently received exhibit scarcely any variation. 

 L. puUa appears not to occur in the Nicobars although it is 

 common in the Andaman Islands. 



GnatJiocei'a ni/ij^es, n. sp. 



G. sub-quadrata ; capite atro, nitido, ^vitta utrinque maculisque 

 duabus basalibus albis ; thorace fortiter punctato, rufo-fulvo, 

 linea media longitudinal! interrupta, maculis duabus antice et 

 duabus utrinque albis ; elytris f ulvis ; pygidio albo-bimaculato ; 

 pedibus rufis. Long. 14-16 mm. 



Head closely strigose, the base punctured, Avith a smooth, 

 elevated longitudinal line in the centre, sides of clypeus elevated 

 and sinuous, the apical points sharp and convergent at their tips, 

 anterior margin straight ; shining black, a longitudinal stripe on 

 each side between the eyes and two small round spots at the 

 base, white. 



Thorax convex, closely and coarsely punctured, anterior angles 

 jjromineut, basal margin deeply emargiuate above the scutellum ; 

 reddish fulvous, the margins paler, a narroAv impressed, longi- 

 tudinal central line iiaterrupted in the middle, two small spots 

 on the anterior margin near the angles, a very small one on 



