78 



,^. Anteunae \viih ihe Ihiid Joint strongly wideued and 

 thickened. its surtace deej)ly t-oneave. the toiiitli Joint Irans- 

 verse, hollowed out. 



9.. Antennae simple, the apical two joints tlavous, thorax 

 remotely punctured. 



Leugth 2 — 3 lines. 



(^. Head metallic green, tlie vertex convex, longitudinally 

 grooved: impimctate, eyes very large, frontal tiibercles absent, 

 clypeus narrowly transverse, palpi thickened, antennae black, 

 pubescent, the apical Joint flavous, tirst Joint rather long, 

 second very short, moniliform, third mach widened, deeplj 

 sulcate above, fourtli tninsversely placed, spade-shaped, the 

 iollowina joints nearly equal, the seventh slightly curved, 

 thorax one half broader than long, the sides subangulate at 

 the middle, the diso deeply transversely sulcate, metallic green, 

 impimctate, scutellum broad, metallic blue, elytra elongate, 

 wider at tlie base than the thorax, dark biiie, closely rugose- 

 punctale, the punctures somewlmt arranged in rows, the inter- 

 stices slightly wrinkled, underside metallic blue or green, 

 legs nearly black: tibiae unarmed, üvM Joint of the posterior 

 tarsi as long as the following three joints together, anterior 

 cavities open. 



Hab. Kina Bahi, Borneo. 



This species diflers tVom C. nodicnrnis Wied. in iuiving 

 the third and fourtii joints of the antennae difformed instead 

 of the sixtli and seventh Joint, the thorax in the female is 

 remotely but dislincily punctured, the elytra are closely and 

 deeply punctured without being exactly rugose and the two 

 apical joints of the antennae are ilavons instead of the ter- 

 minal one. 



Platyxantha rufomarginata n. sp. 



Rufous, the antennae, tibiae and larsi black, thorax 

 impunctate, bifoveolate, elytra exiremely linely punctured, 

 black, the extreme lateral margin and the apex obscure ful- 

 vous or rufous. 



Length 3 lines. 



Head rufous, impunctate, frontal tuberdes transverse, 

 palpi moderately robust, antennae extending to the middle 

 of the elytra, black, the basal two joints rufous, the third 

 and following joints nearly equal, rather short and stout, the 

 terminal joints a little more elongate and thickened, thorax 

 about one half broader than long, the sides straight at the 

 base. subangulately rounded before the middle, the surface, 



Stett. entomol. Zeit. 1895. 



