90 SIXGIXG BIRDS— OSCIXES. 



and .«i(ips of l)reast yellow. Cht'L-ks and lores black. Tlic oyelids and a .^upproiliary 

 stripe, two bands on the wing, and .sjjots on the onter three tail feathers, white. Fe- 

 male of dnller phnnase and browner above. Length, 5 05; e.xtent, 9 00; wing, 3 00; 

 tail, 2.50. 



Hah. Eastern North America to the .Missonri Plains, and northward along Yukon 

 Valley to Norton Sound Stragglers .seen on Pnget's Sound. California. 



This species closely resembles D. Ai((hihonii, ([\fierm^ chiefly in having 

 the Ihi'iiiit white. J saw a few of them at the Straits of Fiica in April, 

 1855, and suppose they must migrate through California, though not yet 

 detected there. In the Atlantic States they are numerous, and in hab- 

 its are the exact counterpart of our D. Auduhonii. The nest and eggs 

 found in Nova Scotia by Auduljon on a fir-tree scarcely differed from 

 those of D. wstiva. 



Dendraeca nigiescens, Towxsexd. 



THE BLACK-THROATED GKAY WARBLEB. 



Sylcia nigrescens, Town.skxd, J. A. N. Sc. Pli. VII. ii. 18.37, 191. — At;DUBON, Om. Biog. 

 V. 1839, r>7 ; ]il. 395. — V(r»iii-iira iiiiiicsrens, Bonap.^rte, List, 1838. — NuTTALL, 

 .Alan. I. 2i\ cil. 1840, 471. — Si/himla iiifprsccns, Aitdubon, Syn. 1839, 60. In. 

 Birds Anicr. TI. 1841, C2 ; ]il. 94. — Ijondroka niipxsrens, Baird, P. R. Rep. IX. 

 Birds, 270. — IIekr.ma.vx, X. vi. 40. — CoortR and Sl'ckley, XII. iii. Zool. of 

 W. T. 180. 



Sp. Char. Head all round, fore part of the breast, and streaks on the side of the body, 

 black; rest of under parts, a strijie on the side of the head, beginning acutely just above 

 the middle of the eye, and another parallel to it. beginning at the base of the under jaw 

 (the stripes of opposite sides confluent on the chin), and running farther back, white. A 



yellow spot in front of the eye. Rest of upper parts bluish-gray, the interscapTilar re- 

 gion and upper tail coverts streaked with blaik. Wing coverts black, with two naiTow 

 white bands ; quills and tail feathers brown, the two outer of the latter white with the 

 shafts and a terminal streak brown : the third brown, with a terndnal narro^v white 



