348 mniotiltid-t:. 



Young in ivinter plumarie. Resembles the winter plumage of the 

 adult. 



llah. Eastern United States, not commonly observed in the 

 spring ; abounding in the fall in some localities. Distribution, 

 migration, and breeding still imperfectly known. {Coues.) 



a. (S ad. sk. Chicago, Illinois, May 11 {H. R. B. Sharpe, Esq. [P.]. 



E. Coale). 



b. 2 ad. sk. Chicago, May 20 {H. K. Code). II. B. Sharpe, Esq. [P.]. 



c. 5 juv. Grand Crossing, Illinois, Sept. R. B. Sharpe, Esq. [P.]. 



9 {H. K. Coale). 



d. <S ad. sk. St. Louis Co., Missouri, May 22 R. B. Sharpe, Esq. [P.]. 



{H. K. Coale). 



e. 5 juv. sk. Massachusetts {H. W. Hen- U.S. Nat. Museum [P.]. 



shaiu). 



2. Oporornis formosa. 



Svlvia formosa, Wih. Ainer. Orn. iii. p. 85, pi. 25. fig. 3 (1811); 



' Audiib. B. Amer. pi. a8 ; id. Orn. Bioijr. i. p. lOH (18:^]). 

 Sylvicola formosa, Jard. ed. Wils. Amer. Orn. i. p. 37;j (1832) ; 



Neuwied, J. f. 0. 1858, p. 113. 

 Myiodioctes formosus, Audub. Sijn. p. 50(1839); id. B. Amer. ii. 



p. 19, pi. 74 (1841) ; Lembeye, Av. Cuba, p. 37 (1850); Bp. Consp. 



i. p. 315 (1850) ; Gundl. j'.f. O. 1861, p. 326. 

 Mniotilta formosa. Gray, Gen. B. i. p. 196 (1848). 

 Sylvania formosa, Woodh. in Sitgreaves' Rep. Zuni and Color, li. p. 70 



(1853). 

 Myioctonus formosus, Gundl. J.f. O. 1855, p. 473. 

 Oporornis formosa, Baird, B. N. Amer. p. 247 (1858) ; Scl. S)- Salt: 



Ibis, l."^59, p. 10; Scl. P. Z. S. I8(;2, p. 19; id. Cat. Amer. B. 



p. 28 (1862) ; Lawr. Ann. Lye. A\ Y. vii. p. 468 (1862) ; Scl. (§- 



Salv. P. Z. S. 1864, p. 347 ; Baird, Eevieiv Amer. B. p. 218 (J 865); 



Dresser, Ibis, 1865, p. 477; Laivr. Atin. Lye. N. Y. viii. p. 284 



(1866) ; Salv. P. Z. S. 1867, p. 136 : Later. Ann. Lye. N. Y. ix. 



p. 94 (1868) ; Von Franfz. J. f. O. 1869, p. 293 : Gray, Hand-l. B. 



i. p. 242, no. 3501 (1869); Gundl. J. f. O. 1872, p. 417 ; Allen, 



Bull. Mils. Comp. Zool. iii. pp. 122, 175 (1872); Coues, Key N. 



Amer. B. p. 107 (1872) ; Scl. 8f Salv. Nomencl. Av. Neofr. p. 9 



(1873) ; Cones, B. N.- West, p. 73 ( 1874) ; Baird, Brewer, &■ Ridqw. 



Hist. N. A7ner. B. i. p. 293, pi. 15. fig. 3 (1874) ; Breu-sier, Ann. 



Lijc. N. Y. xi. p. 137 (1875) ; Lairr. Bull. U.S. Nat. Mus. no. 4, 



p. 16(1876) ; Gundl. Orn. Cuba, p. 68 (1876) ; Coues, B. Color. Tall. 



p. 309 (1878) ; Ridgw. Bull. U.S. Nat. Mus. no. 21, p. 18 (1881) ; 



Coues, KcyN. Amer.B. p. 310 (1884). 



Adult. General colour above olive- greenish ; lesser wing-coverts 

 like the back, the median and greater series dusky, externally olive, 

 a trifle yellower than the back ; bastard-wing and primary-coverts 

 dusky, with obsolete narrow margins of olive ; quills pale dusky 

 brown, externally olive ; tail-feathers pale dusky brown, washed 

 with olive on the outer web ; crown of head black, forming a cap, 

 the posterior feathers of which are tipped with slaty grey ; occiput 

 and nape olive-greenish like the back ; the sides of the neck a little 

 yellower olive ; a streak of bright yellow from the nostril to behind 

 the eye, forming a distinct eyebrow ; eyelid yellow, except in front, 

 where it is coloured black like the lores ; feathers below the eye 

 and ear-coverts black, descending in a streak down the sides of the 



