Sept. 1897.] Hayward : Coleoptera of N. E. America. 
143 
B. coxendix Say.— Journ. Ac. Phil. 1823, ser. i, III, p. 151. 
Habitat: Illinois, Lake Superior region, Manitoba, Nebraska, Kan¬ 
sas, Colorado, New Mexico and Texas. 
B. confusum Hayw. —Trans. Am. Ent. Soc. 1897, XXIV, p. 52. 
This species has for some time been regarded as a variety of the pre¬ 
ceding, but seems distinct by the characters above given. It is the 
nitidulum of Dejean. 
Habitat: The Eastern United States, extending westward to Colo¬ 
rado. 
B. americanum Dej. —Spec. 1831, V, p. 84. 
This and the next four species differ from the others in which the 
dorsal punctures are placed on the third stria by the subangulate elytral 
humeri. 
Habitat: The greater part of the region east of the Rocky Moun¬ 
tains. 
B. dilatatum Lee —Ann. Lyc. 1848, IV, p. 455 ( Ochthe - 
dromus). 
But two specimens are known to me. Of these one is Leconte’s 
type, from Columbia, Pa. The other is from the Indian Territory and 
in Dr. Horn’s collection. 
B. honestum Say. —Trans. Am. Phil. Soc. 1823, II, p. 82. . 
This has been previously known as antiquum Dej. It approaches 
the next very closely. 
Habitat: Canada and the United States from the Atlantic to the 
Rocky Mountains and Texas. 
B. chalceum Dej. —Spec., 1831, V, p. 88. 
Habitat: The same region as the preceding, but apparently less 
abundant. 
B. blanchardi Hayw.— Trans. Am. Ent. Soc. 1897, XXIV, 
p. 56. 
Habitat'. Lowell, Mass. 
B. nigrum Say.— Trans. Am. Phil. Soc. 1823, II, p. 85. 
Habitat: Canada and the Eastern and Central States, extending 
westward to Iowa and Kansas. 
B. longulum Lee. —Ann. Lyc. 1848, IV, p. 457 (^Ochthedromus). 
Habitat: Lake Superior region, the Rocky Mountains and Cali¬ 
fornia. 
