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Animals of ancient lands

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Animals of ancient lands by Carroll Lane Fenton is a popular scientific publication written in the early 20th century. It surveys prehistoric life on land, explaining how amphibians evolved into diverse reptiles and dinosaurs, how reptiles returned to the sea, and how early birds arose, all interpreted from fossil evidence.

The book opens with the first land vertebrates, describing Permian amphibians like Eryops and Diplocaulus and the rise of reptiles, notably the sail‑backed Dimetrodon (a powerful predator) and Edaphosaurus/Naosaurus (a spined, mollusk‑ and plant‑eater), with a discussion of fossil-rich Texas deltas and the debated purpose of their dorsal sails. It then sketches Mesozoic landscapes and plants before profiling dinosaurs in three broad groups: bipedal carnivores such as Allosaurus; gigantic, swamp‑wading sauropods like Brontosaurus, Diplodocus, and Brachiosaurus; and beaked herbivores including Triceratops and the armored Stegosaurus, noting their small brains, probab

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