CHEYSOCHUS. 509 



where the puncturation is very fine and less regularly arranged ; 

 interstices at sides below the shoulders and within the depression 

 transversely wrinkled, more or less aciculate over the rest of the 

 surface. Body beneath and legs metallic green, abdomen bluish. 

 Prosternum broad, strongly punctured. Claws bifid. 



Length 9| mm. 



Hob. Southern India : Nilgiris (G. Hampsoii). Type in Brit. 

 Mus. 



884. Chrysochus siamensis, Jac. Stett. ent. Zeit. v, 56, 1895, p. 67. 



Metallic green ; base of the head purplish ; thorax with a round 

 purplish spot on disc ; elytra, the suture posteriorly, the lateral 

 margins and a broad transverse band before the middle, purplish. 



Head rather strongly and closely punctured, with a deep central 

 depression, the upper half purplish, the lower metallic green ; 

 clypeus sparingly punctured ; labrum fulvous ; antennae black, 

 basal joint purplish, the following three fulvous, terminal joints 

 slightly thickened. Thorax transversely subquadrate, scarcely 

 twice as broad as long, lateral margins feebly rounded anteriorly ; 

 the disc convex with a subquadrate, elongate purplish patch, not 

 extending to the anterior but extending to the posterior margin 

 where it is greatly narrowed, the surface punctured like the head. 

 Scutellum purplish. Elytra metallic green with a slight cupreous 

 tint, the suture posteriorly, the lateral margins more broadly and 

 a transverse band before the middle, purplish ; this band greatly 

 widened below the shoulders and extended in a short branch 

 upwards in front of them and to a less extent near the suture ; the 

 puncturation rather fine, slightly stronger on the purplish portion, 

 arranged in closely approximate rows. Underside and legs metallic 

 green, the femora more or less and the abdomen purplish-blue. 

 Claws bifid. 



Length 7-9 mm. 



Hob. Burma (Coll Brit. Mus.); Siam (Coll Jacoby). 



The sutural purplish band is slightly widened posteriorly in 

 some specimens. 



885. Chrysochus pulcher, Buly, Desc. new gen. $ spec. Phytoph. 1864, 



p. 1 ; id. Trans. Ent. boc. (3) iv, 1867, p. 134, pi. 5, f. 4. 



Purplish-blue ; subbasal joints of antennae fulvous ; thorax 

 golden-cupreous. 



Subquadrate-ovate, broad. Head rather finely and remotely 

 punctured, with deep longitudinal central excavation ; Jabrum 

 black ; antennae extending beyond the base of the thorax, the 

 basal joint blue or green, its apex together with the second and 

 following two joints fulvous, the remaining joints black, slightly 

 compressed. Thorax transverse, sides moderately rounded, nearly 

 straight at the base, above subcylindrical, punctured like the head 

 but the puncturing rather more closely placed. Elytra wider at 



