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Meanwhile, in cretaceous strata, he unearthed remains of about two hundred birds with teeth, six hundred pterodactyls, or flying dragons, some with a spread of wings of twenty-five feet, and one thousand five hundred mosasaurs of the sea-serpent type, some of them sixty feet or more in length.
Descended from small amphibious animals, they later included great marine reptiles, characterized in the typical genus by long neck, snakelike head, and immense paddles. They swam in the Cretaceous interior sea of western North America. MOSASAURS belong to the same order as do snakes and lizards, and are an offshoot of the same ancestral line of land reptiles.
I must show you a letter I have just received from Sir Thomas Potter, of the British Museum, agreeing with my conclusions about the fossil remains of Ichthyosaurus, Plesiosaurus, and Mosasaurs, discovered last year at Roslyn Hole. It is very gratifying to me; very gratifying. But what can I do for you, Mr. Colwyn?" "First let me introduce to you Sir Henry Durwood," said Colwyn. "Durwood?
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