Contents: I. The Reptile Gallery: 1. General notes on reptiles. 2. Crocodilia (Crocodiles and alligators). 3. Rhynchocephalia (Tuatera). 4. Lacertilia (Lizards). 5. Ophidia (snakes). 6. Chelonia (Tortoises and turtles). II. The Fish Gallery: 1. General notes on batrachians. 2. Tailless batrachians (Frogs and toads). 3. Tailed batrachians (Salamanders and Newts). 4. Limbless batrachians. 5. General notes on fishes. 6. Acanthopterygii (Perches, Mackerels, & c.). 7. Pharyngognathi (Wrasses). 8. Anacanthini (Cod-and flat-fishes). 9. Physostomi (Carps, herrings, & c.). 10. Lophobranchii (Pipe-fishes). 11. Plectognathi (file, globe-and sun-fishes). 12. Ganoidei. 13. Chondropterygii (Sharks and rays). 14. Cyclostomata (Lampreys). 15. Leptocardii (Lancelet).