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44. Oporornis Philadelphia, Mourning Warbler. . . 244 



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

 Genus n. GEOTHLYPIS 251 



46. Geothlypis trichas trichas, Maryland Yellow-throat. . 251 

 46a. " ignota, Florida Yellow-throat. . . 257 

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

 460. arizela, Pacific Yellow-throat. . . 260 

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



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

 Genus 12. CHAM^THLYPIS 263 



48. Chamcethlypis poliocephala poliocephala, Rio Grande 



Yellow-throat. .263 



Genus 13. ICTERIA 263 



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

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



Genus 14. WILSONIA 269 



50. Wilsonia citrina, Hooded Warbler 269 



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

 5 1 a. " " pileolata, Pileolated Warbler. . . 278 

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



52. " canadensis, Canada Warbler 274 



Genus 15 CARDELLINA 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 



