82 Mr. D. Sharp's Cotdrihutions to the 



nitidus, anteimis tenuloribus fuscis, basi pedibusque 

 testaceis; capite protlioraceque laivissimis; elytris subti- 

 lissime pvmctulatis, lateribus leniter rotundatis, angnlo 

 externo rotundato; abdomine piceo-riifo. Long. corp. 

 2i lin. (abdomine extenso). 



Very convex; of a pitchy colour. Antennfe Avith the three 

 basal joints yellow, the rest infuscated; they are rather 

 long and slender, a little incrassated towards the extremity ; 

 3rd joint scarcely so long as the 2nd; 4th considerably 

 shorter than the 3rd; 4 — 10 differing but little in length, 

 but the apical ones evidently stouter than the others; 1 1th 

 joint rather stout, longer than the 10th, its extremity 

 paler. Head pitchy-black, the parts of the mouth and 

 jjalpi yellowish. Thorax pitchy in coloiu-, a little paler at 

 the sides, very much narrowed to the front; the base dis- 

 tinctly sinuate on each side, and the posterior angles 

 projecting backwards, their extremity rounded. Elytra 

 longer than the thorax, but about as broad, their sides 

 gently curved, evidently narrowed to their outer hind 

 angle, which is broadly rounded, very finely and sparingly 

 punctured. Hind body, when extended, very much 

 narrowed to the extremity, pitchy in colour, its punctua- 

 tion more distinct than that of the elytra. Legs yellowish. 



In the male the dorsal plate of the 7 th segment of the 

 hind body ends in four spines, of Avliich the two middle 

 ones are closer to one another than to those at the sides, 

 and are more slender and project farther backwards; the 

 lateral notch on each side extends a good deal farther 

 forwards than does the middle one ; the ventral plate of 

 the same segment bears at the extremity a deep and ex- 

 tremely broad triangular excision. 



Ega ; a single male. 



2. Coproporus similis, n. sp. Convexus, piceus, niti- 

 dus, antennis pedibusque rufis, illis articulo ultimo, dilu- 

 tiore ; capite thoraceque impunctatis ; elytris subtilissime 

 punctulatis, lateribus apicem versus leviter angustiitis, 

 angulo externo obtuso. Long. corp. 2 4 lin. 



In the female the dorsal plate of the 7th segment of 

 the hind body terminates in four elongate, almost equi- 

 distant spines, the two in the middle being distinctly 

 more slender, but scarcely longer than the lateral ; the 

 ventral plate; also ends in four spines, of which the two 

 in the middle are rather stouter than the lateral, and 



