KEY TO Tiir: \\-ati:r iukds of I'LORIDA. 



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Family URINATORID.E. Loons, Divkrs. 

 Genus URINATOR Clmer. 



URINATOR IMBER {Guim.). 

 Loon. Great Northern Diver. 



Adult in siiiitiiwr : Head and neck black, showing green in some lights. A patcli of white 

 streaked with black on the throat and sides of the neck; under parts wliite: back streaked 



