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44. Oporornis Philadelphia, Mourning Warbler. . 244 



45. tolmiei, Macgillivray's Warbler. . . . 249 

 Genus 11. Geothlypis 251 



46. Geothlypis trichas trichas, Southern Yellow-throat. . 257 

 46a. " brachidactyla, Northern Yellow-throat. 251 

 46b. " " occidentalis, Western Yellow-throat. . 259 

 46c. " arizela, Pacific Yellow-throat. . . 260 

 46d. " " sinuosa, Salt Marsh Yellow-throat. 261 



47. " beldingi, Belding's Yellow-throat. ... 261 

 Genus 12. Chamjethlypis 263 



48. Chameethlypis poliocephala poliocephala, Rio Grande 



Yellow-throat. 263 



Genus 13. Ictema 263 



49. Icteria virens virens, Yellow-breasted Chat. 264 

 49a. " " longicauda, Long-tailed Chat. . 268 



Genus 14. Wilsonia 269 



50. Wilsonia mitrata, Hooded Warbler 269 



51. " pusilla pusilla, Wilson's Warbler. 274 

 51a. " pileolata, Pileolated Warbler. 278 

 Sib. " " chryseola, Golden Pileolated Warbler. . 279 



52. " canadensis, Canadian Warbler 280 



Genus 15 Cakoellina 285 



53. Cardellina rubrifrons, Red-faced Warbler 285 



Genus 16. Setophaga 287 



54. Setophaga ruticilla, American Redstart 287 



55- " picta picta, Painted Redstart 295 



HYPOTHETICAL LIST 299 



INDEX 301 



