Plate 32 



Upper: Sharp-tailed sandpipers, Alice Downs, Queensland, Aus- 

 tralia, a photograph taken by Mr. D. W. Gaukrodger and pre- 

 sented by Mr. W. B. Alexander. 



Lower: Downy young white-rumped sandpiper, Nettilling Lake, 

 Baffin Esland, July 13, 1925, presented by Mr. J. Dewey Soper and 

 by courtesy of the Department of Mines, Canada. 



39J 



