LAMIAD^. 167 



Having thus won our way to the Capricorn beetles, I shall now describe the 

 species belonging to it taken in the Expedition. 



iii. Longicornia. Latr. 



Family LAMIADJE. Lamiadans. 



LXXXVII. Genus MONOCHAMUS. De JJ 



Labrum rounded at the apex and subemarginate. 



Labium membranaceous, bipartite, with hairy lobes. 



Mandibles subcompressed, trigonal, toothless, acute and incurved at the apex. 



Maxillce bilobed, lobes hairy at the apex and rounded, the upper lobe the longest. 



Palpi maxillary four-jointed: first joint short subcylindrical ; second longer than the third, gradu- 

 ally thicker towards the obliquely truncated apex ; third shaped like the second but shorter 

 and somewhat bent ; fourth fusiform, subtruncated at the apex. 



labial three-jointed, first joint minute ; second incrassated at the apex ; third fusiform, sub- 

 truncated. 



Antennae subsetaceous, elongated, eleven-jointed; scape subcylindrical, rather thicker towards the 

 apex, constricted at the base ; pedicel very short, subturbinate ; third joint longer than the 

 rest, which are nearly equal in length and filiform. 



* Elytra rough from wrinkles and punctures. 



(221) 1. * Monochamus resutor. Resutor Monochamus. 



M. ( resutor J niger ; prothorace spinoso ; elytris confluenter punctatis et rugosis, femineis cinereo maculatis ; scutello pallida ; 



antennis pedibusque rufescmtibus, illis in masculis longioribus, in feminis mediocribus. 

 Resutor Monochamus, black ; prothorax spinose ; elytra confidently punctured and wrinkled, those of the female spotted 



with cinereous ; scutellum pale ; antenna? and legs reddish ; the former, in the males, longer than the body ; in 



the females not exceeding it in length. 



Length of the body lOf lines. 



Frequently taken in Lat. 65°. 



7 As neither De Jean nor Latreillc have given characters of this genus I subjoin them. 



