142 Journal New York EntOxMological Society. [Voi. v. 



tinctly narrower at base than apex, hind angles rectangular ; striae of elytra 

 sparsely and very finely punctate ; legs rufous. Length, .17-.22 inch; 4.25- 

 5.5 mm oblongulum. 



B. laevigatum Sc7j. — Trans. Am. Phil. Soc. 1823, II, p. 84. 



A large and easily recognized species. By the arrangement of the 

 dorsal i)unctures it recalls semistriatum. 



Ilahitat : New Hampshire to South Carolina and westward to 

 Montana and Texas. 



B. nitidum Kirhy. — Faun. Bor. Am. 1837, IV, p. 55, tab. i, 



Fig. 7 (^Pery pints'). 



Habitat : Canada and the more northern portions of the country 

 from the Atlantic to the Pacific. 



B. insequale Say. — Journ. Ac. Phil. 1823, ser. i, III, p. 151. 



In color this species is usually greenish bronze. The surface is 

 more or less alutaceo-granulate with elevated smooth spaces. 



Habitat : The eastern portions of the country, extending westward 

 to the Rocky Mountains and Texas, 



B. littorale Oliv. — Ent. 1790, II, p. 6, pi. i. Fig. 7 a b. 



A variable species. The surface is more or less alutaceo-granulate 

 and the color varies from bronze to nearly black. The elevated smooth 

 spaces of the elytra vary in number and extent. 



Habitat: The more northern portions of the continent from the 

 Atlantic to the Pacific. It occurs also in Europe and Siberia. 



B. carinula Chaitd. — Rev. et Mag. Zool. 1868, ser. 2, XX, p. 239. 



Habitat : The more northern portions of the continent from the 

 Atlantic to the Pacific. 



B. punctatostriatum Say. — Trans. Am. Phil. Soc. 1833, II, 



P- 83. 



The color is bronzed. The surface is more shining than in the last 

 three species, and, as a consequence, the elevated smooth spaces of the 

 elytra are feeble or nearly obsolete. The quadrate foveas on the third 

 interval are also less marked. 



Habitat : From the Atlantic to the Pacific, extending as far south 

 as Arkansas. • 



B. robusticolle Hayiu. — Trans. Am. Ent. Soc. 1897, XXIV, 

 p. 50. 



Habitat : Michigan, Iowa and Kansas. 



