﻿U. 
  8. 
  NATIONAL 
  MUSEUM 
  

  

  PROCEEDINGS, 
  VOL. 
  44 
  PL. 
  B2 
  

  

  Skull 
  and 
  Cervical 
  Vertebr/e 
  of 
  American 
  Zeuglodon. 
  (About 
  i 
  Nat. 
  Size.) 
  

  

  For 
  description 
  of 
  plate 
  see 
  page 
  650. 
  

  

  