Anchisaurus polyzelus, oldest known dinosaur from North America, early Jurassic. Illustration by J. Smit from H. N. Hutchinson's "Extinct Monsters and Creatures of Other Days," Chapman and Hall, London, 1894.

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Keywords: ., america, anchisaurus, creatures, days, dinosaur, extinct, hutchinson, illustration, jurassic, monsters, north, palaeontology, paleontology, polyzelus, smit, victorian