ROLAND HAYWARD. 43 



Elytra with tlie fourth stria sinuate. 



Form slender, elongate, convex ; thorax as long as wide, not wider at base than 

 apex, hind angles subacute; elytra deeply striate, the strife distinctly 

 punctate ; legs ieneous, the femora at base and the tibiie more or less 



testaceous. Length .19 .22 inch in^quale Say. 



Broader, less convex ; thorax distinctly wider than long, slightly wider at base 

 than apex, hind angles varying from subrectangular to subacute; elytra 

 less deeply striate, the strise more tiuely punctate; legs variable, usu- 

 ally nearly as in inxquale. Length .19-. 26 inch littorale Oliv. 



Elytra with the fourth stria straight. 

 Thorax not wider at base than apex. 



Broad, slightly depressed ; thorax nearly twice as wide as long, sides arcuate 

 in front, deeply sinuate behind, basal fovea bistriate, hind angles sub- 

 acute, carinate ; elytra finely striate, the strife finely punctate ; legs 

 varying from feueo-piceous to seneo-testaceous. Length .22-. 28 inch. 



cariuula Chaud. 

 Thorax wider at base than apex. 



Broad, feebly convex ; thorax about one-half wider than long, sides slightly 

 arcuate in front, feebly sinuate behind, basal fovese unistriate, hind an- 

 gles subacute, not carinate ; elytra finely striate, the strife finely punc- 

 tate : legs dark feneous or nearly black. Length .22-.28 inch. 



lorqiiini Chaud. 

 Eobust, moderately convex ; thorax very distinctly wider at base than apex, 

 about one-half wider than long, sides slightly arcuate in front, sinuate 

 behind, hind angles prominent, acute; elytra deeply striate, the strife 

 deeply punctate ; legs dark seneous, the femora at base and the tibife 

 more or less rufous. Length .22-.30 inch- ■puiictatosti'iatuni Say. 



4. B. iiiiequale Say. — Form slender, elongate, convex ; color bronze, shin- 

 ing. Head large, as wide as the thorax at apex, alutaceo-granulate; palpi pice- 

 ous, more or less testaceous at base; antennfe more than one-half the length of 

 the body, seneo-piceous, the fii'st joint more or less rufous. Prothorax as long as 

 wide, not wider at base than apex, alutaceo-granulate, finely so or not at all on 

 the disc, feebly rugose at base, slightly transversely wrinkled along the median 

 line ; apex nearly truncate: median line deep, sub-entire or slightly abbreviated 

 at each end ; transverse impressions distinct; basal impressions broad, unistriate; 

 sides with the margin very narrowly reflexed. arcuate in front, slightly sinuate 

 in front of the hind angles, which are subacute, not carinate. Elytra more than 

 one-half wider than the thorax, oblong-oval, moderately deeply striate, granulate, 

 with slightly elevated smooth spaces; strife distinctly punctate, the punctures 

 becoming nearly obsolete at apex ; fourth stria sinuate, as are also the third, fifth 

 and sixth to a less degree ; intervals convex, the third with the first fovea slightly 

 in front of the middle, the second about one-fourth from apex. Beneath dark 

 viridi-seneous, shining. Legs feneous, the femora at base and the tibife more or 

 less testaceous. Length .19-. 22 inch ; 4.75-5.5 mm. 



The smallest and most slender s})ecies of the group. It is less 

 variable than some of the other species, the color being usually 

 bronze, often slightly tinged with green. 



It is most nearly related to littorale, from which, however, it is 



TRANS. AM. ENT. SOC. XXIV. FEBRUARY. 1897. 



