AMERICAN ORNITHOLOGY. 



249 



No. 719. Bewick Wren, (Tbryothorus be- 

 ivickii) . 



United States east of tlie Plains and soutli of the 

 northern tier of states. Rare in the Middle States or 

 New England. Length about 5.5 inches. Upper 

 parts brownish gray; wings barred with black; 

 middle tail feathers brown, barred with black; outer 

 ones white, barred with black. A prominent white 

 superciliary line. Under parts grayish white. 



No. 719a. Vigor Wren, (7. b. spilurus). 



Is a western form of the Bewicks Wren. 



No. 719b. Baird Wren, (T, b. bairdi). 



Is a form that occurs in the middle and south- 

 western portions of the U. S. It is scarcely dis- 

 tinguishable from the eastern form. 



No. 721. House Wren, {Troglodytes aedon.) 



Eastern United States from southern Ontario 

 southwards. Length about 5 inches. Upper parts 

 grayish brown, lightly barred on the wings, back, 

 and tail with dusky. Below grayish or brownish 

 white, barred with dusky on the flanks. 



No. 721a. Parkman Wren, (7. a. park- 



manni) . 



Pacific coast of northern California to British Co- 

 lumbia. 



No. 721b. Western House Wren, (T. a. 



a^tecus) . 



Western United States. Both of these latter two 

 species are described as paler than the eastern bird 

 and with relatively longer wmgs and tails. 



No. 722. Winter Wren, ^Troglodytes hie- 



malis). 



Eastern North America, breeding from northern 

 United Stites northwards, and on the higher mount- 

 ains south to Carolina. Length about 4 inches. 

 Tail very short. Above brownish, almost reddish 

 brown on the rump, wings and tail, and parts of back 

 barred with dusky. Below brownish shading to 

 grayish or whitish on the throat, and conspicuously 

 barred with dusky on the flanks. 



No. 722a. Western Winter Wren, (T. h. 



paci/icus) . 



Pacific Coast from Alaska southwards. Slightly 

 darker than the eastern Winter Wren, but hardly 

 distinguishable from it. 



