The Migration of Flycatchers 



SECOND PAPER 



Compiled by Professor W. W. Cooke, Chiefly from Data 

 in the Biological Survey 



With drawings by Louis AtiAssiz Fuertes and Bruce Horsfall 



COUCH'S KINGBIRD 



This is a species of wide distribution in Mexico, but it ranges north in summer 

 barely to the United States, near the mouth of the Rio Grande in southern 

 Texas. It was first seen May 8, 1877 and i\pril 30, 1878; the earhest records 

 for eggs are Mav 20, 1891, May 16, 1893 and May 13, 1894. 



ARKANSAS FLYCATCHER 



This is the commonest and best known of the large Flycatchers of the West. 

 It deserts the United States in winter and is found at that season in Mexico and 

 Guatemala. 



SPRING inGRATION 



PLACE 



Kerrville, Tex 



Rockport, Tex 



Central Kansas .... 

 Central Nebraska . 

 Northern North Dakota . 

 Old Wives Creek, Sask. . 

 Fort Webster, New Mex. 

 Carlisle, New Mex. . . . 

 Oracea, Ariz. . . . 



Catalina Mts., .\riz 



Yuma, Colo. .... 



Cheyenne, Wyo. . , . , 

 Rathdrum, Idaho . . . 

 Terry, Mont. .... 



Southern California . . . 

 Central California . . . 

 Southern British Columbia 



No. of years' 

 record 



Average date of 

 spring arrival 



April 28 



Mav 2 

 May 5 

 Mav 16 



Mav 2 

 May 12 

 May 10 

 Mav 17 

 March 18 

 March 23 

 April 25 



Earliest date of 

 spring arrival 



1905 

 1893 

 1906 

 1896 

 [906 



April 24, 

 April 18, 

 April 24, 

 April 23, 

 May 12, 

 May 26, 1895 

 March 25, 1853 

 April 8, 1890 

 Februarv 25, i8( 

 March 28, 1885 

 .\pril 30, 1905 

 May 10, 1889 

 Mav 8, 1905 

 May 8, 1894 

 March 17, 1896 

 March 16, 1901 

 April 22, 1906 



The Arkansas Kingbird retires early toward its winter home. Some dates 

 of the last seen are: Okanagon, B. C, August 31, 1905; Chilliwack, B. C., Sep- 

 tember 2, 1889; Cashmere, Wash., September 22, 1904; Yuma, Colo., September 

 23, 1904; Lawrence, Kans., October 4, 1906. 



CASSIN'S KINGBIRD 



This species winters princi])ally in Mexico, but a few go as far south as 

 Guatemala and a still smaller number remain in southern California. 



The usual rtme of migration is indicated by the following dates of the earliest 

 seen: Tucson, Ariz., ^Slarch 24, 1902; Catalina mountains, Ariz., March 28, 

 1885; Pueblo, Colo., April 29, 1894; Cheyenne, Wyo., May 9, 1889; Grange- 



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