CONTENTS vii 



PAGE 



Boas (Epicrates) Dog-Headed Tree Boa (Corallus) Keeled Tree Boas (Enygrus) 

 Anaconda (Euneces) True Boas (Boa) Keel-Scaled Boa( Casarea) Sand Snakes 

 (Eryx) Allied Genera (Lic/ianura,etc.) Extinct Python-like Snakes (Palceophis) 



The Cylinder Snakes (Ilysiidce) Coral Cylinder Snake (Ilysia) Red Snake 

 < Cylindrophis) The Shield Tails ( Uropeltida) The Colubrine Snakes ( Colubridce) 



Wart Snakes (Acrochordus) Water Snakes (Tropidonotus) Ringed Snake 



Tessellated and Viperine Snakes Oblique-Eyed Snakes (Helicops) 

 Pygmy Snakes (Calamaria) Sling Snakes (Coronella) Fierce Snakes (Zamenis) 



Horseshoe Snake Rat Snake Running Snakes (Ptyas) Climbing Snakes 

 '(Coluber) Black-Marked Snake Wood Snakes (Herpetodryas) Tree Snakes 

 (Dendrophis and Dendrelaphis) Egg-Eating Snake (Dasypeltis) Moon Snakes 

 (Scytale) Cat Snake (Tarbophis} Nocturnal Tree Snakes (Dipsas) Back- 

 Fanged Tree Snakes (Philodryas and Dryophis) Sharp-Nosed Snakes (Oxybelis) 



Oriental Fresh- Water Snakes (Homalopsince) Coral Snake (Elaps) Resplen- 

 dent Adders (Callophis) Long-Glanded Snakes (Adeniophis) Craits (Bungarus) 



Cobras (Naia) Their Habits Death Adders (Pseudechis) Sea Snakes 

 (Hydrophiince) Broad-Tailed Sea Snakes (Platurus) Parti-Colored Sea Snake 

 (Hydrus) Black-Banded Sea Snake (Distira) The Vipers (Viperidtz) True 

 Vipers (Viperince) Common Viper (Vipera) Southern Viper Long-Nosed 

 Viper Russell's Viper Puff Adder Horned Vipers (Cerastes) Desert Saw 

 Vipers (Echis) Rattlesnakes (Crotalince) Common Rattlesnake (Crotalus) 

 Diamond Rattlesnake South American Rattlesnakes Habits of Rattlesnakes 



The Bushmaster (Lachesis) Halys Vipers (Ancistrodon) Himalayan Halys 

 Siberian Halys Copperhead Snake Water Viper Typical Pit Vipers (Trimere- 

 saurus) Jararaca Extinct Groups of Scaled Reptiles Long-Necked Lizards 

 (Dolickosauria) Cretaceous Sea Serpents (Pythonomorpha), . . . 2535 



CHAPTER VI. THE REMAINING GROUPS OF REPTILES, Orders Ichthyopterygia, 

 Rhynchocephalia, and Anomodontia. 



The Fish Lizards (Order Ichthyopterygia) The Beaked Lizards (Order Rhynchocephalia) 



The Tuatera (Sphenodon) Allied Extinct Families (Homaeosauridce and 

 RJiynchosaurtdce) Oldest Types (Proterosaurus, etc.) The Anomodonts or 

 Mammal-like Reptiles (Order Anomodontia) Dicynodonts and Theriodonts, . 2614 



AMPHIBIANS 



CHAPTER I. GENERAL CHARACTERISTICS OF THE CLASS AMPHIBIA FROGS 

 AND TOADS, Order Ecaudata. 



DISTINCTION BETWEEN AMPHIBIANS AND REPTILES Skin of Amphibians Skeleton 

 Soft Parts Development Distribution Habits Characteristics of Frogs and 

 Toads The Typical Frogs (Ranidce) Water Frogs (Rana) European Frogs 

 Bullfrogs Oxyglossus Flying Frogs (RhacopJiorus) Solid-Chested Tree 

 Frogs (Dendrobatidce) The Narrow-Mouthed Frogs (Engystomatidfz) Sharp- 

 Nosed Frog (Ceratobatrachidce} The Southern Frogs (Leptodactyhdce) Horned 

 Frogs (Ceratophrys) Leaf Frogs (Hylodes) Piping Frogs (Leptodactylus) The 

 Toads (Bufonidce) True Toads (Bufo) Green Toad Natterjack Toad Sharp- 

 Nosed Toad (Rkinopkrynu.t) The Ovarlapping-Chested Tree Frogs (Hyltdce) 

 Grasshopper Frog (Acris) Typical Tree Frogs (Hyla) Their Nesting Habits 

 Pouched Tree Frogs (Nototrema) Brown Toad Frog (Pclobates) Other Genera 

 (Pelodytes, etc.) Allied Extinct Frogs (Pal&obatrackidcz) The Disc-Tongued 

 Frogs (Discog-lossidte) Fire-Bellied Frog (Bombinator) Midwife Frogs (Alytes) 



