226 TIMlOLIIDiE. 



■white ; upper tail-coverts and centre tail-feathers pale brown, barred 

 across with blackish brown, about fifteen bars being apparent on 

 the tail-feathers ; the next feathers blackish brown on the inner 

 web, light brown on the outer one, barred with black ; remainder 

 of the tail-feathers blackish brown, tipped with ashy white at the 

 ends, increasing in extent on the external feathers, which are mottled 

 on the outer web with more or less complete bars of black ; wing- 

 coverts uniform brown, like the back ; quills dusky brown, with 

 paler brown margins, the secondaries barred with dusky brown on 

 the outer web, the inner secondaries barred right across ; a very 

 distinct white eyebrow extending from the base of the bill to the 

 sides of the nape : lores dull white ; in front of the eye a dusky 

 spot ; ear-coverts ashy white, streaked with dark brown, the iipper 

 part entirely brown, forming a conspicuous patch ; under surface of 

 body dull white, the sides of the body ashy grey ; under tail-coverts 

 dull white, barred across with blackish brown, with here and there 

 a slight tinge of reddish brown ; thighs dark ashy brown ; axillaries 

 light ashy : under wing-coverts white, slightly mottled with brown 

 bases ; quills dusky brown below, huffy white along the edge of the 

 inner web ; " iris brown " (A. Forrer). Total length 4-2 inches, 

 culmen 0'6, wing 1-9, tail 1-7, tarsus 0"7. 



Young. Differs from the adult merely in having the feathers of 

 the throat and breast very narrowly and inconspicuously edged with 

 blackish {Baird). 



Tigors's Wren is a Western form of T. htwiclcii, and is apparently 

 confined to Calilbrnia. 



a. Ad. sk. British Columbia. J. K. Lord, Esq. [C.]. 



h, c. Ad. sk. California. Purchased. 



d. S ad. sk. Greenwood valley, Eldorado A. Forrer [C.]. 



city, California, March 11th. 



9. Thryothorus bairdi. (Plate XIII.) 



Thryothorus hewickii {wc Avdiib.), Sclater, P. Z. S. 1859, p. 372 ; 



id. Cat. Amer. B. p. 22 ; Coues, Ibis, 18G5, p. 164 ; Scl. iS,- Salv. 



NomencL Av. Neutr. p. 7 ; Diiges, La Nat. i. p. 139 ; Sennett, Bull. 



U.S. Geol. Surv. iv. p. 9. 

 Thrvomanes bewickii, var. leucogaster, Baird, Bevieio Amer. B. 



p.' 127 ; Merrill, Pr. U. S. Nat. Mus. i. p. 121 ; Hensb. in Wheeler's 



Be}}. Geol. Surv. v. pi. 1. fig. 1 (1877). 

 Thryothorus leucogaster, Cooper, Amer. Nat. 1869, iii. pp. 474, 479. 

 Tln'\i itliurus bewicldi, var. leucogaster, Coues, Key N. Amer. B. \^. 86 ; 



Baird, Brewer, S,- Bidqw. Hist. N. Amer. B. p. 147 ; Laivr. Mem, 



Bod. Soc. N. Hist. ii. p. 268 ; id. Bidl. U.S. Nut. Mus. no. iv. p. 14. 

 Thryothorus bewickii leucogaster. Cones, B. Color. Vail. p. 169. 

 Thryothorus hairdi, Salv. ^ Godm. Biol. Ceritr.-Amer., Ares, i. p. 95, 



Adidt female. General colour above mouse-brown, slightly washed 

 with rufous on the lower back and rump, which are mottled with 

 half-concealed white spots ; upper tail-coverts ashy brown ; lesser 

 wing-coverts ashy brown ; the remainder like the back ; quills dusky 

 brown, with slight indications of dusky bars on the outer webs, and . 

 especially on the inner secondaries, the primaries slightly chequered 

 with dull white on the outer web ; tail-feathers ashy grey, with 



I 



