﻿U. 
  S. 
  NATIONAL 
  MUSEUM 
  

  

  PROCEEDINGS, 
  VOL. 
  67, 
  ART. 
  3 
  PL. 
  12 
  

  

  LARVAE 
  OF 
  CRABS 
  OF 
  THE 
  FAMILY 
  XANTHIDAE 
  

  

  For 
  explanation 
  of 
  plate 
  see 
  page 
  2 
  1 
  

  

  