﻿U. 
  S. 
  NATIONAL 
  MUSEUM 
  

  

  PROCEEDINGS, 
  VOL. 
  67, 
  ART. 
  19 
  PL. 
  2 
  

  

  TONGUES 
  ADAPTIVELY 
  MODIFIED 
  FOR 
  AN 
  OMNIVOROUS 
  DIET, 
  FlSH 
  FARE, 
  

   RAPTORIAL 
  FEEDING, 
  OR 
  FOOD 
  STRAINED 
  FROM 
  WATER. 
  iNO 
  II 
  ONE- 
  

   HALF 
  Natural 
  Size, 
  Others 
  x3) 
  

  

  For 
  explanation 
  of 
  plate 
  see 
  page 
  8 
  

  

  