DEXDBOICA. 5115 



with two white bands, and pos- 

 terior lower parts pale yellow. 

 Young female in autumn similar 

 to male, but paler and duller in 

 color, the upper parts more 

 brown, with crown-spot nearly 

 obsolete, the throat, etc., some- 

 times pale bufly and streaks 

 on sides dull grayish brown. 

 Length 4.25-5.50, wing 2.50- 

 2. SO, tail 1.90-2.10. Xat in 

 evergreen trees, rather bulky, 

 composed of downy materials, 

 especially down of the cat-tail 

 (Typha lafifolia). lined with fine 

 lichens, horse-hairs, etc.; 4.92 

 across by 1.65-2.16 deep out- 

 side, the cavity 2.16 wide by 

 1.14 deep. Eggs .68 X -50, 

 greenish white, or very pale 

 bluish green, speckled or spot- 

 ted, chiefly on or round larger 

 end, with brown or reddish 

 brown and lilac-gray. Sab. 

 Eastern Xorth America (west. 

 casually, at least, to Utah and 

 Xew Mexico), breeding from 

 more northern United States 

 northward ; accidental in Green- 

 land; in winter, south through 

 Bahamas, eastern Mexico and 

 Central America to Venezuela, 

 Colombia, Peru, etc. 

 662. D. blackburniae (Gmel.). 

 Blackburnian Warbler. 

 p. Crown without trace of central yellow 

 spot. (Adult — sexes alike : Above, 

 including ear-coverts and sides of 

 neck, ash-gray, the crown and back 

 narrowly streaked with black ; su- 

 perciliary stripe, spot on lower eye- 

 lid, malar region, chin, throat, and 

 chest, gamboge-yellow : rest of lower 

 parts white, the sides streaked with 

 black.) 

 64 



