214 



INDEX 



Crawlers, 87. 



Crested newt {Triton cristatus), 27. 



Cricket-frog, 8, 19. 



Crocodile, 42, 71, 73, 74, 76, 87, 98, 

 104, 109, 116, 118, 146, 200. 



Crocodilians, 81, 86, 87, 88, 92, 95, 

 103, 108, 113, 127, 128, 129, 132, 

 139, 140, 141, 142, 178 ; key to, 160. 



DasypeUis-wnieolar, 91. 

 Defense, 100. 

 Defensive armor, 103. 

 Dendrerpeton accfdeaniim, 60. 

 Dendroiatidce, 15. 

 Development of the frog, 38. 

 Diaphragm, 126. 

 DielorduB mirabiUi, 152. 

 Dieynodon lacerticeps, 92. 

 Digestive tracts, 49, 128. 

 Dinosaurs, 79, 101, 124, 180, 131, 



134, 149. 

 Diseases of snakes, 187. 



Ears, 47. 



SdestOBaurue, 149. 



Eft, 26. 



Eggs, 24, 30, 81, 86, 88, 40, 64, 141, 



142, 143. 

 Mapidos (genus Mapi), 109, 162, 



173. 

 Enemies, 120. 

 Epidermis, 44. 

 Escape, 100, j 

 European lizards, 80. 

 European newt, 10. 

 Extinct flying reptiles, 85. 

 Extinct lizard forms, 79. 

 Eyes, 47. 



Fangs, 89, 91. 

 Feeding, 15. 

 Finback lizards, 165. 

 Fishes, 57. 



"Flat-footed walkers, 76. 

 Flesh-eaters, 15, 98. 

 Florida lizards, 76, 110. 

 Flying-dragon, 113. 

 Flying lizard, 79, 113, 114. 

 Flying mammals, 113. 

 Flying tree-fiog {ShacopTiorus rein- 



hardtii), 11. 

 Flying tree-toad, 48. 

 Food, 15. 

 Footprints, 60. 

 Fossil forms, 50, 58. 

 Fresh-water snakes, 161. 

 Frilled lizard, 77, 105, 106. 

 Frog, 1, 3, 34, 88, 41, 43, 47, 58, 6». 

 Frog forms, 50, 62. , 



Ganoid, 60, 63. 



Garter-snake, 112, 173. 



Geckos, 118, 130. 



Giant salamander {Megalobatrachua 



Tnaximwf), 4, 11. 

 Giant tortoises, 210, 211. 

 Gila monster (EeUderma suspeo- 



tvm), 121, 122. 

 Gills, 39, 49, 69. 

 Glass-snake, 77, 78, 80. 

 Gophers, 115. 

 Grasshoppers, 107. 

 Greaved lizards, 74, 77, 96. 

 Green frog, 20, 22, 46. 

 preen turtle, 98. 

 Ground-lizards, 97. 

 Ground-snakes, 161. 



Hatching, 141, 144. 



Matteria, 71, 86. 



Haunts and distribution, 116. 



Heads, 86. 



Head of frog, 12. 



Hearing, 46, 139. 



Heart, 55. 



Meeperornis regalii, 158. 



