266 EEPOET OF XEW JERSEY STATE MUSEUM. 



//. No black on cheeks or frontlet. 



g. Crown more or less black, frontlet yellow. 

 WiLsox's Warbler, p. 291 

 gg. Crown with a central chestnut or orange 

 spot. 

 h. Spot chestnut. 



Nashville Warbler, p. 270 

 hh. Spot orange. 



ORANGE-CROW^-ED WaRBLER, p. 271 



ggg. Crown uniform with the back. 



h. Lower abdomen white, much paler 



than the breast or under tail-coverts. 



Maryland Yellow-throat 



(female), p. 288 



hh. Abdomen yellow, uniform with breast 



and under tail-coverts. 



Mourning Warbler, p. 287 



636 Mniotilta varia (Linnfeus). 

 Black-and-Wliite Warbler. 



Adult male. — Length, 4.60-5.50. Wing, 2.75. Above, striped everywhere with 

 black and white : sides and top of head, black, with a white stripe over each 

 eye and down the middle of the crown : wings, black, edged with grayish-white ; 

 inner feathers broadly edged with pure white and coverts tipped with the same, 

 forming two wing bars ; tail, grayish-black ; middle feathers, gray, with black 

 along the shaft, two outer pairs with a terminal white spot on the inner vane ; 

 body below everywhere striped with black and white, except the center of the 

 breast, which is white. In autumn the throat is nearly pure white. 



Adult female. — Similar, but the white above tinged with buff: stripes on the 

 under side restricted to the sides of the body and more or less indistinct ; sides 

 washed with buff. 



Young in first summer. — Dark brown above, streaked with a lighter shade; 

 head streaks, dull white ; below, dull white, washed with brown on throat and 

 sides and obscurely streaked. 



Yonng in first autumn. — Similar to autumnal adult, but streaks below much 

 narrower and restricted to the sides of the body. 



Nest of grass, bark, etc., on the ground under the shelter of a log : eggs, four 

 to five, white, spotted with brown about the larger end, .65 x .50. 



Common summer resident in the northern counties; less abimdant 

 breeder in the southern part of the State. Arrives April 18th (April 

 26th). departs October 5th. 



The Black-and-White Warbler is a "'tree-creeper" of no mean ability, 

 and in tlie migrations we see him constantly circling the trunks in a 

 way that would do credit to a Creeper or Xu thatch. His song is a 



