Includes indexes.

Evolution of life in relation to climatic and geological change;
The general plan of chordate organization: amphioxus;
The origin of chordates from filer feeding animals;
The vertebrates without jaws, lampreys;
Fishes;
Evolution and adaptive radiation of chondrichthyes;
The mastery of the water, bony fishes;
The evolution of bony fishes;
The adaptive radiation of bony fishes;
Lung fishes;
First terrestrial vertebrates: amphibia;
Evolution and adaptive radiation of amphibia;
Life on land: the reptiles;
Evolution of the reptiles;
Life in the air: the birds;
Bird behavior;
The origin and evolution of birds;
The origin of mammals;
Marsupials;
Evolution and classification of placental mammals;
Insectivores, bats and edentates;
Primates;
Monkeys, apes and men;
The origin of man;
Rodents and rabbits;
Whales;
Carnivores;
Protoungulates;
Elephants and related forms;
Perissodactyls;
Artiodactyls;
The efficiency of mammals