CONTENTS
| Page | ||
| I. | Class Reptilia, or Snakes and Lizards | 1 |
| Introduction | 1 | |
| Adder | 9 | |
| Small Red Viper | 11 | |
| Grass Snake | 12 | |
| Smooth Snake | 15 | |
| Slow Worm | 16 | |
| Common Lizard | 19 | |
| Sand Lizard | 22 | |
| Green Lizard | 23 | |
| Wall Lizard | 24 | |
| II. | Class Amphibia, or Frogs, Toads, and Newts | 26 |
| Introduction | 26 | |
| Common Frog | 38 | |
| Edible Frog | 41 | |
| Common Toad | 43 | |
| Natterjack Toad | 45 | |
| Smooth Newt | 46 | |
| Palmated Newt | 48 | |
| Great Water Newt | 49 | |
| III | Class Pisces, or Fishes—Fresh-Water Fishes | 52 |
| Introduction | 52 | |
| River Lamprey | 59 | |
| Planer's Lamprey | 62 | |
| Sea Lamprey | 62 | |
| Salmon | 63 |
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