FAMILY PARULIDAE 



243 



Throat not black, gray, or dusky 7 



3. Throat color similar to that of side of face 4 



Side of face bright yellow. 



male Hooded Warbler, Wilsonia citrina. p. 302 



4 All tail feathers greenish 5 



Central tail feathers black, outer ones white. 



Slate-throated Redstart, Myioborus miniatus. p. 308 



5. White eye-ring incomplete or absent 6 



Complete white eye-ring. 



Connecticut Warbler, Oporornis agilis. p. 290 



6. Wing length minus tail length equal 10-18 (13) mm. 



Mourning Warbler, Oporornis Philadelphia, p. 291 

 Wing length minus tail length equals 2-10 (6.5) mm. 



MacGillivray's Warbler, Oporornis tolmiei tolmiei. p. 293 



7. Undersurface streaked with brown or black 8 



Undersurface without streaking 14 



8. Streaking black or dusky 9 



Streaking bright reddish brown. 



Yellow Warbler, Dendroica petechia, p. 259 



9. Belly white or buffy 10 



Belly yellow 12 



10. Undertail coverts white 11 



Undertail coverts yellow. 



Palm Warbler, Dendroica palmarum palmarum. p. 283 



11. Upper surface blue-gray. 



Yellow-throated Warbler, Dendroica dominica. p. 278 

 Upper surface black or grayish brown. 



Blackburnian Warbler, Dendroica fusca. p. 276 



12. Rump yellow 13 



Entire upper surface gray. 



Canada Warbler, Wilsonia canadensis, p. 305 



13. Side of face gray or black, large white patch on nearly all tail feathers. 



Magnolia Warbler, Dendroica magnolia, p. 269 

 Side of face bright brown, small amount of white on outer tail feathers. 



male Cape May Warbler, Dendroica tigrina, in alternate plumage, p. 271 



14. Upper surface blue or slate gray 15 



Upper surface greenish or yellowish 18 



15. Most of undersurface yellow 16 



Throat and breast bright orange, rest of undersurface gray. 



Flame-throated Warbler, V ermivora gutturalis. p. 254 



16. Blackish band across breast. 



Collared Redstart, Myioborus torquatus. p. 311 



Undersurface without band. 



Tropical Parula, Parula pitiayumi. p. 256 



17. Wing coverts unmarked.... 18 



Middle and greater wing coverts tipped white. 



Blue- winged Warbler, V ermivora pinus. p. 251 



18. Entire crown yellowish, brown, or streaked 19 



Crown without streaking, yellowish, or brown 21 



