﻿Note. 
  — 
  Plates 
  XXXVII 
  and 
  XXXVIII 
  have 
  been 
  combined 
  so 
  that 
  the 
  explanations 
  

   apply 
  to 
  Plate 
  XXXVII, 
  and 
  there 
  is 
  no 
  Plate 
  XXXVIII. 
  

  

  