CERAMBYCIDiE. 159 



23. Callichroma atripenne. B.M. 



Callichroma atripenne, Hope, Ann. Sf Mag. Nat. Hist. 1843, 



p. 365. 

 Hab. "W. Africa (Sierra Leone) (Rev. D. F. Morgan). 



24. Callichroma speciosum. 



Cerambyx speciosus, Dalman, Schanh. Syn. Ins. i. 3. App. 153. 

 Callichroma luctuosa, Dej. Cat. p. 349. 

 Hab. W. Africa (Sierra Leone). 



25. Callichroma chalybeatum, n. s. B.M. 



C. atro-chalybeum, politum, antennis pedibusque nigerrimis, 

 seutello angusto elongate, transversim sulcato, corpora subtus 

 medio virescente. 



Kead deep chalybeous ; mandibles at base chalybeous, then 

 green, tip black ; labrum emarginate in front. Thorax some- 

 what nodulose above and ridged behind, with scattered punc- 

 tures, the sides with a strong spined tubercle somewhat bent at 

 the end. Scutellum elongated, narrow, with about twenty distinct 

 transverse grooves. Elytra with small scattered punctures. An- 

 tennae deep black, basal joint not much thickened and slightly 

 punctured in front. Legs deep black, femora of hind legs not 

 quite so long as the elytra ; femora of the first two pair thickened 

 and sinuated at the end on the under side. Tibiae of hind legs 

 compressed, on the inside pitted except at the base and tip; 

 tarsi black with ashy brown pubescence. 



Length 14| hues. 

 Hab. AV. Africa (Dix Cove) (Coll. Pany). 



26. Callichroma albitarsus. B.M. 



Cerambyx albitarsus, Fahr. S. El. ii. 267. 

 Cerambyx albo-tarsus, Weber, Obs. Ent. p. 86. 

 Cerambyx femoraUs, Oliv. Col. iv. pi. 7- f- 45. 

 CaUichroma albitarsa, Serv. Ann. Soc. Ent. Fr. ii. 557. 

 Hab. I. of France. 



27. Callichroma tenue. B.M. 



Callichroma tenue, Chevr. Coll. 

 Hab. Java. 



28. Callichroma Sinicum, n. s. B.M. 



C. obscure viride; thoracis lateribus post mediam spinosis, tho- 

 race supra transverse strigoso, punctis duobus medio laevibus ; 



