350 



KKDUVIID.E. 



tibiae a little longer ; prosteriium distinctly sulcated ; autennse 

 with the first joint slightly longer than the anterior femora. 



Allied to the genus Homalosjihodrus : differs by structure of 

 rostrum, &c. 



12G1. Narsetes longinus, Dist. A. M. N. II. (7) xi, p. 358 (1903). 



Black, shining ; ])osterior lobe of pronotum and corium either 

 ochraceous or greyish-white ; margins of abdomen above and 

 beneath luteons or ochraceous, sometimes spotted \\\\\\ black ; 



Fig. '1'!?). — J\' a I :•<(//■ a ioiii/i/i/(g. 



clavus (excluding basal area) piceous ; body and legs moderately 

 pilose, the lateral margins of head and the legs longly pilose ; 

 antenna) with the first joint slightly longer than the anterior 

 femora. 



Length 2o uiilhm. 



I/ab. Assam; Xh;isi ] fills (CTf //;*(???). — Cambodia (Brit. 31 us.). 



Genus ARCESIUS. 



Arcesius, I'Sfal, Aim. Soc Ent. I): 1863, p. S-j ; id. En. Hem. iv, p. 11 

 (1874). 



Type, A. severas, Stfil, from the island of Batchian. 



Biatribidion. Oriental and Papuan Regions. 



Head long, much longer than pronotum, postocular much longer 

 than anteocular portion of head ; antennae very long, slender, first 

 joint subequal in length to, or a little longer than, head ; rostrum 

 moderately slender, basal joint subequal in length to anteocular 

 portion of head, much shorter than second joint ; pronotum 

 strongly constricted before middle, anterior lobe unarmed, centrally 

 impressed, posterior lobe willi two tubercles near base, lateral 



