36 Trans. Acad. Sci. of St. Louis. 



14 — Body pale flavo-testaceous throughout, the head black. Head unusu- 



ally small in size, very much narrower than the elytra, the sides 

 parallel and straight, broadly rounded and converging at base to the 

 the neck, the punctures strong and well separated; prothorax distinctly 

 narrower than the head, only very slightly elongate, the sides sub- 

 parallel, the punctures coarse, impressed, deep, irregular and moderately 

 close- set; elytra unusually large, parallel, only slightly longer than 

 wide, fully one-half wider and longer than the prothorax, the punctures 

 much smaller than those of the latter, rather close-set and irregular; 

 abdomen not much narrower than the elytra, rather coarsely, moder- 

 ately closely puuctulate. Male not at hand ; female with the foveiform 

 fold of the second ventral stronger than in bicolor. Length 9.0 mm.; 

 width 1.65 mm. New York and Virginia (Newport News). 



jiielanocephalam Er. 

 Body dark piceo -rufous in color, the head black ...15 



15 — Head moderately large but not quite as wide as the elytra, the sides 



parallel and nearly straight for half the distance from the eyes to the 

 neck, then gradually rounded and converging to the latter; punctures 

 moderately coarse, deep and very close -set, separated by rather less 

 than their own widths; prothorax much narrower than the head, the 

 sides parallel and feebly arcuate, only slightly elongate, the base and 

 apex equal in width; punctures rather coarse, deep, not very close; 

 elytra distinctly elongated, parallel, two-fifths wider and longer than 

 the prothorax, coarsely, deeply, closely and irregularly punctured; ab- 

 domen narrower than the elytra, rather finely, not densely punctulate. 

 Male not at hand; female with the straight transverse setose fold of the 

 second ventral occupying about a tenth of the entire width. Length 



10.5 mm. ; width 1.6 mm. New Jersey badinm Grav. 



Head larger, very nearly as wide as the elytra, the sides parallel and more 

 or less arcuate behind the eyes, broadly rounding to the base; punc- 

 tures not very coarse and separated by about twice their own widths; 

 prothorax as in badium but with the punctures sparser and rather feebler ; 

 elytra shorter and broader, only slightly elongate, nearly one- half 

 wider and a third longer than the prothorax, the punctures less coarse 

 and distinctly lees close-set, irregular throughout; abdomen much nar- 

 rower than the elytra, the punctures finer and sparser. Male with the 

 fold of the second ventral straight and occupying median sixth or 

 seventh, the fovea of the third transversely elliptical and moderately 

 large, the lobe narrow, parallel and elongate, extending beyond the apex 

 of the fourth, evenly and strongly rounded at tip and occupying less 

 than median third, the sixth small, narrow, obtusely rounded at apex; 

 female with the fold of the second ventral nearly as in badium. Length 

 11.8 mm.; width 1.75 mm. Ohio, Iowa, Missouri and Texas. 



strenanm n. sp. 

 Yaj A. — Similar to strenuxim but smaller and more slender, the head not 

 inflated behind the eyes, the sculpture throughout similar; prothorax 

 notably smaller, still less elongate, with the sides strongly converging 

 behind the middle, the base being much narrower than the apex: 

 elytra narrower and more elongate, scarcely at all wider than the 

 head. Male unknown; female with sexual characters nearly as in 



