LIST OF ILLUSTRATIONS 



COLOURED PLATES 



HAT-SNAKE AND COBRAS, ..... . Frontispiece 



SOFT RIVER-TORTOISES, ........ Facing page 99 



THE BLACK IGUANA, . . . . . . . . 128 



WATER-MONITORS ROBBING A NEST, ........ 152 



WALL LIZARDS, ... 1 ..... ,,163 



CHAMELEONS, ......... 172 



GHIM^ERA, ............. 332 



GURNARDS, ........... 383 



GLOBE-FISH AND COFFER-FISH, . . ... ., 428 



FLAT-FISH, ........... 441 



A SALMON LEAP,. . ....... 496 



BLUE SHARK, ............ 522 



PAGE PLATES 



BLACK CAIMANS AT HOME, ........ Page 11 



GIANT TORTOISES OF THE GALAPAGOS ISLANDS, . . . . . ,,54 



ROUGH-TAILED AGAMA BASKING, . . . . . . 105 



A FAMILY OF VIPERS, . . . . . . . . . ,,231 



GROUP OF SCALY-FINNED FISHES, ..... . 342 



GIANT AND COMMON STURGEONS, . . . . . . . ,,511 



ASCIDIANS, ... ..... Facing 549 



TEXT ENGRAVINGS 



REPTILES 



Mississippi Alligator, ... 1 



Skull of Crocodile, ... 2 



Pelvis of Dinosaur, ... 3 



Skeleton of Ichthyosaur, ... 4 



Skeleton of Armoured Dinosaur, . . 4 



Tooth of Plesiosaur, ... 5 



Skull of Cyamodus, ... 5 



Skull of Flying Dragon, ... 5 



Vertebra of Dinosaur, ... 6 



Vertebra of Snake, . . 6 



Skeleton of Crocodile, . 10 



Skull of Extinct Crocodile, . .13 



Spectacled Caiman, . . .16 



Mississippi Alligator, . . .19 



Stumpy Crocodile, . . .21 



Estuarine Crocodile, . . .23 



Nile Crocodile, . 24 



Sharp-Nosed Crocodile, ... 26 



Vertebra of Fish-Lizard, . . .61 Long-Nosed Crocodile, ... 28 





