﻿UI1^1>S 
  OF 
  XKW 
  YORK 
  

  

  Memoir 
  12. 
  N 
  Y. 
  Slate 
  Museum 
  

  

  Plate 
  15 
  

  

  • 
  .1 
  

  

  PINTAIL 
  Dajila 
  acuta 
  (Linnaeus) 
  

  

  MALE 
  

  

  6 
  nat. 
  size 
  

  

  