CONTENTS. 
Xlli 
TABLE OF SECONDARY STRATA, 
SHOWING THE LARGER GROUPS OF ANIMALS WHICH THEY 
CONTAIN. 
Chalk : 
Ornithosauria, p. 4. 
Ichthyosauria, pp. 3, 141. 
Plesiosauria, p. 3. 
Chelonia, pp. 3, 4. 
Lacertilia, p. 3. 
Cambridge Upper Greensand: 
Ornithosauria, pp. 4—18. 
Aves, pp. 7, 8. 
Dinosaiiria, pp. 18—24, 45. 
Ichthyosauria, pp. 53—72. 
Plesiosauria, pp. 38—52. 
Chelonia, pp. 25—37. 
Galt : 
Ichthyosauria, p. 73. 
Chelonia, p. 73. 
Potton Sands: 
Dinosauria, pp. 78—80. 
Ichthyosauria, p. 74. 
Crocodilia, p. 80. 
Plesiosauria, pp. 75—77. 
Wealden Series: 
Ornithosauria, p. 84. 
Dinosauria, pp. 81—85. 
Ichthyosauria, p. 83. 
Crocodilia, pp. 81, 82. 
Plesiosauria, p. 84. 
Chelonia, pp. 83, 85. 
