326 BULLETIN 63, UNITED STATES NATIONAL MUSEUM. 



tusely rounded and not very narrowly so, not in the least produced; 

 disc more or less feebly to modertaely convex on the dorsum, sides 

 evenly and moderateh' rounded, arcuatel}^ declivous behind; surface 

 rather densely and irregularly covered with small, rounded, shining 

 tubercles, arising from a very oj^aque base. 



Epiiyleura' smooth, opaque, sparsely and evenly subasperately 

 punctate, moderate in width, superior margin scarcely to feebly and 

 broadly sinuate beneath the humeri, as viewed longitudinally. 



Sterna quite densely punctate. 



Paraiileuro; quite densely and coarsely punctate. 



Ahdo7ncn, somewhat shining, smooth, and rather densely punctate; 

 fifth segment frequently more or less rufous; intercoxal process at 

 times quite rugose. 



Legs moderate and quite strongly sculptured ; anterior femora 

 mutic; spurs of the anterior tibia? quite similar in the sexes, the 

 anterior slightly longer than the posterior; anterior tarsi dissimilar 

 in the sexes, middle tarsi similar. 



Mcde. — Somewhat narrow. Antenna? attaining the prothoracic 

 base. Elytra arcuately declivous behind. Abdomen slightly oblique 

 and quite moderately convex, broadly impressed at middle of the 

 first two segments. Anterior tarsi with the first joint slightly thick- 

 ened at tip beneath and invested with a moderately obtusely pointed 

 tuft of golden, silken pubescence, which is inclosed by a few ordi- 

 nary spinules; second joint very feebly thickened with tuft not evi- 

 dent, or at most scarcely half as large as that of the first. 



FeinaJe. — Rather broadly oblong. Antennae not quite attaining the 

 prothoracic base. Elytra arcuately and vertically declivous posteri- 

 orly. Abdomen horizontal and rather strongly convex. Anterior 

 tarsi with the first joint slightly thickened at tip beneath, groove 

 interrupted by ordinary piceous or ferruginous spinules. 



Measiirements. — Males: Length, 14-16 mm.; width, 5.5-6.5 unn. 

 Females: Ijength, 15-18.5 mm.; width, 7-7.5 mm. 



Genital cliaracters^ male. — Edeagophore flattened oblong-ovate and 

 not arched. 



Basale oblong oval ; surface rather feebly convex, with the sides 

 moderately arcuate. 



Apicale rather small, triangular, and about a half longer than 

 wide ; surface evenly convex, not grooved ; sides somewhat arcuate in 

 basal sixth, thence feebly and very broadly sinuate to apex, the latter 

 subacute; base broadly lobed at middle and feebly sinuate laterally. 



Sternite transversely parabolic. Each lobe with the outer border 

 more or less evenly arcuate; apical margin broadly and evenly 

 rounded; internal margin feebly arcuate; surface very feebly con- 

 vex, veiy sparsely punctate and setose, setaj moderately long, slightly 



