408 CnARACTERS OF niRUNDO ERTTHROGASTRA 



HiruDdo amerlcana, WiU. " AO. i. 1812, 34, pi. 38, f. l,i".—DeWiU Clint. Ann.Lys.K.T. 

 i. 1824, 159— Bp. Jonm. Phila. Acad. iv. 1825, 256.— 5m. <£• Bich. FBA. ii. 1831, 320.— 

 Peab. Eep. Orn. Mass. 1839, 3ii.—Lcmbeye, Av. Cuba, 1850, 44, pi. 7, f. 2 —Hoy, Pr. 

 Phila. Acad. 1853, 3Q7.—Eenmc. Tr. Illinois Agric. Soo. i. 1855, 581.— Bry. Pr. Boat. Soc 

 vi. 1857. 115 (Nova Scotia,).— Gieb. Vop;. 1860, 73, f. 135. 



Cecropls amerlcana. Bote, Isis, 1844, 174. 



Hirnndo cyanopyrrha, y. " N. D. d'H. N. xiv. 1817, 510 " ; Ency. M6th. ii. 1823, 528, n. 41. 



?Hlrundo fumarla, ?Licht. "Preis-Verz. Mex. Vog. 1830,2"; J. f. 0. 1»63, 58 (quotes 

 '^ameriana "Wils."). 



Cblmney Swallow, Penn. AZ. ii. 1785, 429, n. 330 (in part ; excl. refs. to Eur. sp.). 



Hlrondcllc A ventre roux de Cayenne, Buff. "Hist. Nat. Ois. vi. 607"; PB. 704, f. 1. 

 (Basis of H. erythrogaster.) 



Rufous-bcUiea Swallow, Lath. Syn. ii. pt. ii. 1783, 566 (based on Bnflf. PE. 704, f. 1) (Cay- 

 enne and New York.) 



flirondclle ronsse, ic ilfotjw, Ois. Canad. 1861, 142. 



Barn Swallow, ()/a«(Aors. 



Hab. — America. The North American bird iDhabits in summer more par- 

 ticularly the United States and adjoining portions of British America, strag- 

 gling far north,however, to Alaska and Greenland ; in winter, Middle Amer- 

 ica, including the West Indies. Breeds at large in its United States range, 

 in Mexico, and doubtless elsewhere. 



Ch. sp. — S 9 Chalyhea, infra ru/a, pectore semitorquato ; fronte 

 rufa; caudd forjicatd, alho-notatd. 



,?, adult: Deep lustrous steel- 

 blue ; the forehead and entire 

 nnder parts rufous, generally 

 deepest on the forehead and 

 throat ; an imperfect steel-blue 

 collar. Wings and tail blackish, 

 ■with steel-blue or somewhat 

 greenish gloss ; the lateral pair 

 of tail-feathers much length- 

 ened and filiform at the end, 

 all but the central pair with a 

 white spot. Length, 6-7 inches, 

 very variable, according to the 

 development of the tail ; extent, 

 12J-1.3i; wing, 4f-5 ; tail, 3 to 

 5 inches, the fork 2-3 inches 

 deep. 



9 , adult : Quite like the i , 

 but the colors rather less intense 

 and lustrous. 



Young : Lacking in great 

 measure the elongation and 

 attenuation of the lateral tail- 

 feathers, the fork being an inch 



46.— Details of strnotnre of Barn Swallow, 

 natural size. 



or less in depth. Similar to the adults, but much duller, and with rather a 

 greenish than steel-blue lustre — at an early age quite brown, with scarcely 

 any lustre, and the rump and upper tail-coverts skirted with rusty. Front- 

 let obscurely marked, or reduced to a mere tawny line, and under parts, 

 especially behind the dark collar, very pale, even brownish-white. 



