﻿U. 
  S. 
  NATIONAL 
  MUSEUM 
  

  

  PROCEEDINGS. 
  VOL. 
  67, 
  ART. 
  I 
  PL. 
  I 
  

  

  15 
  16 
  

  

  Structural 
  Details 
  of 
  Emesopsis, 
  Empicoris, 
  and 
  Stenolemus 
  

  

  For 
  explanation 
  of 
  plate 
  see 
  page 
  136 
  

  

  04!)!>3 
  — 
  25 
  10 
  

  

  131 
  

  

  