Incluye referencias bibliográficas (p. [586]-606) e índice CONTENIDO: Evolution of life in relation to climatic and geological change -- The general plan of chordate organization: Amphioxus -- The origin of chordates from filter 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 behaviour -- 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 -- Conclusion. Evolutionary changes of the life of the vertebrates.