( 308 ) 



Lupenis metallicus -p. nov. 



Metallic blue or green, the antennae, tibiae and tar-i black, thorax sparingly and 

 tinelv punctured; elytra bright cupreous, closely and distinctly jjunctured and 

 obsoletely longitudinally sulcate ; abdomen fulvous. 



Length 2 to 3 lines. 



Of elongate, posteriorly slightly widened shape, I lie head ini))uuctate, violaceous 

 or purplish, the frontal tubercles .small but strongly i-ai.sed, labrum and palpi black, the 

 latter slender, antennae not extending to the middle uf the elytra, black, the fourth 

 joint distinctly longer than the third one, the following joints equal ; thorax nearly 

 (juadrate, rather convex, the sides rounded, the surface finely and sparingly punctured, 

 purplish or metallic blue ; scutellum purplish, its apex slightly rounded ; elytra 

 broader at the base than the thorax, very slightly depre.ssed below the base, bright 

 cupreous, e.xtremely close and more distinctly jiunctured than the thorax, with traces 

 of longitudinal sulcations at the posterior portion, their epipleurae broad, continued 

 below the middle ; the breast and the femora metallic blue or green ; ixjsterior 

 tibiae mucronate, their first tar.sal joint as long as the following two joints together, 

 claws a|)])endiculate ; the anterior coxal cavities open ; alnlomen fulvous or flavous. 



//('/(. Sumbawa. 



Luperus excavatus sp. now 



Fulvous, the antennae and tlie tarsi nearlv black, thorax with an obsolete depres- 

 sion, impunetate, elytra very finely punctured, fulvous, a transverse spot or band at 

 the base and the (losterior half more or le.ss piceous. 



S. The last abdominal segment with a verv deep oblong excavation, stained 

 with black. 



Length 1 to 1.', line. 



Head imijunctate, fulvous, eves large, frontal tubercles distinct, transverse, 

 labrum dark, [jaljii lilack. scarcely thickened, antennae extending to the middle of the 

 elytra, piceous. the basal joints more or less fulvous, the second joint small, the third 

 one half longer, the fourtli as long as the preceding two joints together, the following 

 joints rather thickened ; thorax about one half broader than long, the sides slightly 

 rounded, the angles obtuse, the surface with an obsolete depression at each side, 

 impunetate, fulvous ; scutellum obscure piceous ; elytra scarcely perceptibly punctured, 

 fulvous, a narrow transverse band at the base and the entire jjosterior half ob.scure 

 piceous, their epipleurae entirely obsolete below the middle ; legs slender, tibiae 

 mucronate, the first joint of the po.sterior tarsi longer than the following joints 

 together, claws appendiculate ; anterior coxal cavities open. 



Hah. Tenimber, .lune, ,)uly. 



The iiiale of this small sjjecies is much di-^tinguished by the very deej) and large 

 excavation of the last abdouunal segment whicli occupies half of the entire abdomen ; 

 the edges of this excavation are raised and acute, and the ajiex is trunciite ; in the 

 fe'iiude the same part is simjile : the ;il>donien in Imtli sexes is stained with jiiceous at 

 the base and at the apex. 



Luperodes obesa sp. nov. 

 Ovate, widened posteriorly, piceous. lower jiortion of tlic face, the antennae and 

 the legs more or less flavous, thorax l)lack. strongly ]>unctureil, elytra convex and 

 widened at the middle, black, punctured like the tliorax. 



