and of uacltaracterizecl species of HulticincB. 295 



Genus Apiithona, Clievr. 

 Aphthona cliinensis. 



Ovalis, convexa, subtus nigra, nitida, pedibus flilvis, 

 tarsis piceis ; supra metallico - cterulea, antennis nigris, 

 basi piceis ; thorace subquadrato, la3%d, impunctato ; elytris 

 thorace latioribus, ovatis, tenuiter, confiise punctatis. 



Long. 1 — 1^ lin. Hah. — China ; collected by Mr. G. 

 Lewis. 



Vertex shining, impunctate ; encarp^e distinct, sub- 

 quadrate, oblique, contiguous at their apices ; carina mode- 

 rately raised, elongate ; eyes rotundate, prominent ; an- 

 tenna three-fourths the length of the body, three lower 

 joiiits piceous, the rest black. Thorax only slightly 

 broader than long ; sides straight and parallel, the an- 

 terior angles thickened, obliquely truncate ; above convex, 

 shining, impunctate. Elytra much broader than the 

 thorax, ovate, convex, finely punctured. 



Aphthona crassicornis. 



Breviter oblongo-ovata, convexa, nitida, subtus nigra, 

 pedibus piceo- nigris, tarsis rufo-piceis ; supra viridi-cy- 

 anea, antennis ad apicem incrassatis, nigris, basi piceis, 

 articulis duobus ultimis albido-fulvis ; vertice nitidissimo, 

 impunctato ; thorace fortiter, minus remote punctato ; 

 elytris infra basin transversim depressis, fortiter punctatis, 

 punctis subseriatim dispositis. 



Var. A. Elytris apice rufo-piceis. 



B. Corpore toto piceo. 



Long:. 1 lin. Hub. — Jamaica. 



Head scarcely broader than long; vertex broad, very 

 smooth and shining, impunctate ; front impressed on either 

 side Avith a single fovea ; encarp^ subtrigonate, Avell de- 

 fined, contiguous ; carina entirely obsolete ; clypeus trans- 

 verse, trigonate, its apex acute ; antenna3 half the length 

 of the body, robust, distinctly thickened towards the apex, 

 the outer joints slightly compressed; black, the four or 

 five lower joints piceous, the two iq;)per ones yehowisli- 

 white ; tfie second joint thickened, ovate. Thorax twice 

 as broad as long; sides rather broadly margined, parallel, 

 bisinuate, the hinder angles acute, slightly produced, the 

 anterior ones obliquely truncate, produced laterally into a 

 short acute tooth ; upper surfiice transversely convex, 

 strongly and deeply, but not very closely punctured, inter- 



V 2 



