LEAST BITTERN. 



29 



mens in U. S. National Museum) ; near Crane Lake, Saskatchewan. 

 June 7, 1905 (Bent). Young out of the nest were found at Guelph, 

 Ontario, at the early date of June 1, 1901 (Walker), and young a 

 week old at Meridian, N. Y., May 31, 1898 (Tabor). 



Fall migration. 



Place. 



Number 

 of years' 

 records. 



Average 

 date of 

 the last 

 one seen. 



Latest date 

 of the last 

 one seen. 









Dec. 19,1889 





2 



Oct. 15 



Oct. 16,1907 





Oct. 29,1909 





2 



Oct. 10 



Nov. 5,1909 





Nov. 9, 1909 





2 



Nov. 7 



Nov. 20,1910 





Dec. 28,1904 

 Nov. 8, 1909 











3 



5 

 16 



Oct. 13 

 Oct. 16 

 Oct. 23 



Oct. 16,1894 





Nov. 28,1895 





Nov. 2,1896 





Oct. 31,1894 





5 

 4 



Nov. 5 

 Oct. 31 



Nov. 12,1902 

 Nov. 9,1903 







Nov. 23,1904 









Nov. 10,1892 









Dec. 25,1892 









Sept. 13,1887 

 Nov. 11,1894 





6 



Oct. 22 





Nov. 22,1900 









Oct. 20,1894 

 Oct. 9, 1895 



Pittsfield, Me . . 



3 



Oct. 6 





Nov. 3,1896 









Oct. 30,1905 

 Nov. 11,1900 





3 

 3 



Oct. 21 

 Oct. 24 





Oct. 28,1893 





Nov. 19,1878 

 Dec. 8, 1879 

















The first in fall migration arrived at Frogmore, S. C, August 26, 

 1886 (Hoxie), and at St. Marys, Ga., September 12, 1905 (Arnow). 



[Pinnated Heron. Botaurus pinnatus (Wagler). 



This species ranges in South America, in Argentina, Brazil, and Guiana, and 

 has one somewhat doubtful record for Nicaragua (Lawrence).] 



Least Bittern. Ixobrychus exilis (Gmelin). 



Range. — North America north to Oregon, Saskatchewan, and New 

 Brunswick, and thence south in winter to Chile and southern Brazil. 



Breeding range. — The least bittern is a regular and common breeder 

 in the eastern United States north of latitude 39° and west of New 

 England. The breeding range extends north to St. John, N. B. 

 (Chamberlain) ; Ottawa, Ontario (White) ; Grand Rapids, Mich. 

 (Milliken) ; Ripon, Wis. (Cooke) ; White Earth, Minn. (Cooke) ; 

 Crane Lake, Saskatchewan (Macoun) ; and probably in southern 

 Manitoba. Its western limit is near the hundredth meridian at Hays, 

 Kans. (Lantz) ; Long Pine, Nebr. (Bates) ; and Roscoe, S. Dak. 

 Throughout the Rocky Mountain region the species is absent as a 

 breeder, but appears again in small numbers along the Pacific coast 

 at San Luis Rey, Cal. (Sharp) ; Los Angeles, Cal. (Grinnell) ; and 



