244 Phytophaga Malayana. 



duced into a very short acute tooth ; above very convex, very 

 coarsely and deeply punctured, interspaces on the sides elevate- 

 reticulate. Scutellum metallic-green, longer than broad, semi- 

 ovate, its sides converging backwards. Elytra much broader 

 than the thorax, subquadrate-oblong, convex, lateral border 

 distinctly dilated ; excavated below the basilar space, sulcate 

 within the humeral callus, the latter thickened; striae strongly 

 punctured, sulcate, impressed with large raised foveolate punc- 

 tures on the outer disk in front, interspaces towards the outer 

 border thickened; basilar space slightly thickened, more finely 

 punctured than the rest of the anterior disk ; the sutural and outer 

 borders, a transverse slightly-curved band placed on the subbasilar 

 depression, together with a patch on the upper part of the humeral 

 callus, bright metallic-green. 



46. Nodostoma scahrosum, Baly. 

 {N. scabrosa), Desc. New Gen. and Spec. Phyt. p. 12. 

 Breviter oblongum, convexum, piceum, subnitidum ; thorace 

 transverso, lateribus pone medium angulatis, rugoso-punc- 

 tato ; elytris infra basin transversim excavatis, rugoso-punc- 

 tatis, valde elevato-costatis, costis alternis disci minus dis- 

 tincte elevatis, irregulariter vermiculatis, costis disci exterioris 

 in medio interruptis ; femoribus subtus obsolete spinosis, an- 

 ticis basi, quatuor posticis fere totis, elytrorumque vittis 

 nonnuUis, supra costas ante medium positis, pallide fulvo- 

 piceis. 

 Long. 2 lin. 



Hab. Borneo (Sarawak). 



Head slightly exserted, coarsely punctured ; vertex piceous ; 

 front impressed between the eyes with a short longitudinal groove, 

 obscure fulvous, more or less stained with piceous ; anterior 

 margin of epistome wedge-shaped, subangulate-emarginate ; en- 

 carpae separated from the front by a deeply punctured groove ; 

 labrum piceo-fulvous ; jaws black ; antennae slender, filiform, 

 nearly equal to the body in length, two lower joints fulvous, the 

 rest black. Thorax twice as broad as long ; sides angled behind 

 the middle, thence obliquely converging to the apex, anterior and 

 posterior angles each armed with an obtuse tooth ; upper surface 

 transversely convex, obliquely excavated on either side of the 

 middle disk, coarsely rugose-punctate, interspaces irregularly 

 thickened ; anterior border bounded within by a deep transverse 



