CERAMBYCID^. 165 



52. Callichroma Melanianthe, n. s. 



C. nigro-velutinum, eh-tris (basi excepto) nitidis chalybeo et pur- 

 pureo ; corpore subtus IfEvi ; femoribus posticis elytris sub- 

 brevioribus. 



Of a velvet black, antennae shorter than the body. Thorax 

 above covered with velvety hairs, the side with a wide tubercle ; 

 base of elytra covered with velvety hairs ; greater part of elytra 

 smooth, shining with chalybeous and purple ; body beneath 

 smooth, bluish black. Legs black, soles of tarsi yellowish brown; 

 femora of hind legs somewhat shorter than the ehtra ; tibiae of 

 hind legs flattened, gradually wider from the base to the tip. 



Length 10^ to 12i lines. ' 

 Hub. Port Natal (Coll. Gueinzius). 



53. Callichroma latipes. B.M. 



Cerambvx latipes, Degeer, Mem. vii. t. 49. f. 3. 



Fabr. S. El. li. 269. 

 Cerambyx platypus, Gmel. Syst. Nat. iv. 1827. 

 Hab. S. Africa. 



54. Callichroma bimaculatum, n. s. B.M. 



C. olivaceo-viride, antennarum articulis quinque ultimis fla\'is 

 subincrassatis, elytris singulis medio flavo unimaculatis. 



Head and thorax of an olive-green, shagreened and glittering ; 

 thorax wider than long, sides angularly dilated ; elytra of a deep 

 velvety ohve-greeu, almost black, with a yellow subtriangular 

 spot in the middle of each approaching the margin. Antennae 

 with the third joint nearly as long as the two following it ; the 

 fourth to the eleventh joints grooved on the inside ; the first six 

 joints black ; the five terminal yellow and somewhat thickened. 

 Legs black with pvu-plish reflections ; femora compressed, widened 

 and slightly bent ; tibiae of hind legs compressed and dilated. 



Length 12 Unes. 

 Hab. N. China (Coll. Fortune). 



55. Callichroma Gueinzii, n. s. PI. IV. f. 8. B.M. 



C. nigro-chalybeum ; antennis brevibus pallide-iufis ; pedibus 

 rufis, femoribus apice nigro-chalybeis ; tibiis posticis apice 

 multum dilatatis et nigro-chalybeis ; thorace supra j^ostice bi- 

 gibboso ; scutello medio cavato ; elytris confertissime punctu- 

 iatis costis duabus lacNibus, interiore miuore. 



Of a dark chalybeous with greenish reflections; head blackish, 

 with the mouth and palpi ferriiginous ; antennae shoii;, pale ru- 

 fous. Thorax above roughly punctured and somewhat bigibbous 



