LIST OF ILLUSTRATIONS 



xin 



Javan Pygmy Snake, . . . 2567 



The Dark Green Snake, . . . 2569 



Black-Marked and Horseshoe Snakes, . 2570 



^Esculapian Snake, . 2572 



Leopard Snake, . . 2573 



The Four-Rayed Snake, . . 2574 



Sipo or Brazilian Wood Snake, . . 2576 



Crowned Moon Snake, . . 2578 



Cat Snake, ... 2579 



Coral Snake, .... 2582 



Long-Glanded Snake and Masked Adder, 2583 



Banded Adder or Raj Samp, . . 2584 



Young Giant Cobra or Hamadryad, . 2586 

 Short Death Adder and Spine-Tailed 



Death Adder, .... 2588 



Banded Sea Snake, . . . 2590 



Black-Banded Sea Snake, . . 2591 



Long-Nosed or Sand Viper, . 2595 



Russell's Viper, .... 2597 



The Puff Adder, .... 2598 



PAGE 



Horned Vipers in the Sand, . . 2599 

 The Eja or Desert Saw Viper, . . 2600 

 Common Rattlesnake, . . . 2602 

 Diamond and South American Rattle- 

 snakes, ..... 2604 

 The Bushmaster, .... 2605 

 Siberian Halys Viper, . . . 2607 

 Copperhead or Moccasin Snake, . . 2608 

 Climbing Pit Viper, . . 2609 

 Rat-Tailed Pit Viper, . . . 2610 

 Skeleton of Fish Lizard containing 



Young, . . . . . 2615 



Paddle of Fish Lizard, . . . 2615 



New Zealand Tuatera, . . . 2617 



Skull of Hyperodapedon, . . . 2618 

 Pelvis and Shoulder Girdle of an Anomo- 



dont, ..... 2619 



Skull of Pavement-Toothed Anomodont, 2620 



Skull and Teeth of Galesaur, . . 2620 



Skull of Wall-Toothed Anomodont, . 2621 



AMPHIBIANS 



Fire-Bellied Frogs, . . . 2622 



Bullfrogs Disporting, . . . 2624 



Skeleton of Salamander, . . . 2625 



Skeleton of Frog, .... 2626 



Development of the Frog, . . 2627 



Moor Frogs, .... 2629 



Agile Frogs, .... 2632 



Javan Flying Frog, . 2634 



Variable Tree Frogs, . . . 2635 



East- African Short-Headed Frogs, . 2637 



Solomon Island Sharp-Nosed Frog, . 2639 



Argentine Horned Frogs or Escuerzos, 2641 



Mexican Sharp-Nosed Toad, . . 2644 



Grasshopper Frogs, . . . 2646 



European Tree Frogs, . . . 2647 



Male Midwife Frog with Chains of Eggs, 2652 



Smooth Spur-Toed Frog and its Tadpole, 2653 



Female Surinam Water Toad, . . 2654 



Alpine Newts, .... 2656 



Spotted Salamander, . . . 2659 



Alpine Salamander, . . . 2660 



Male and Female of Marbled Newt, . 2663 



Male and Female of Common Newt, . 2664 



Spectacled Salamander, . . . 2666 



Larval Stage of Mexican Axolotl, . 2667 



Adult of Mexican Axolotl, . . 2668 



Giant Salamander, . . . 2671 



Hellbender or Mississippi Salamander, . 2672 



Three-Toed or Eel-like Salamander, . 2673 



The Olm, . . . . 2675 



Siren Salamander, .... 2677 



A Worm-like Amphibian, . . 2678 



Skeletons of Primeval Salamanders, . 2679 



Skull of Mastodonsaur, . . . 2680 



Vertebrae of Primeval Salamander, . 2680 



Skull of Metoposaur, . . . 2681 



FISHES 



Flying Fish, .... 



Skeleton of Perch, .... 

 Skeleton of Extinct Fringe-Finited Shark, 

 Skeleton of Sturgeon, 

 Skeleton of Fin of Fringe-Finned Shark, . 

 Skull of Australian Lungfish, 

 Palatal Teeth of Extinct Lungfish, 

 Australian Lungfish, 

 South-American Mudfish, 



2682 

 2684 

 2685 

 2686 

 2687 

 2693 

 2694 

 2695 

 2696 



African Mudfish, .... 2697 



Restoration of Berry-Bone Fish, . 2699 



Pike Perch and Common Perch, . . 2702 



Danubian Perches and Ruffe, . . 2705 



Common Bass, Sea Perch, and Stone Bass, 2707 



Striped Red Mullet, . . . 2713 

 Sargo and Gilthead, . . . .2715 



Australian Knife-Jawed Fish, . . 2716 



Spotted Firm Fin, .... 2717 



