﻿190 
  INDEX. 
  

  

  Zeuglodon 
  hydrarchus 
  xviii, 
  48 
  

  

  Zinc 
  blende 
  iii, 
  147 
  

  

  Zircon, 
  new 
  form 
  of. 
  v, 
  42 
  

  

  Zoological 
  additions 
  to 
  Cabinet 
  (see 
  Mammalia, 
  Birds, 
  Reptilia, 
  Am- 
  

   phibians, 
  Fishes, 
  Insects, 
  Crustacea, 
  Mollusca, 
  Radiata.) 
  

   Zoology, 
  reference 
  to 
  writings 
  on 
  iii, 
  153 
  ; 
  iv, 
  112; 
  v, 
  55 
  

  

  