The Dinosaurs of the American West

June 21, 2015 With Paul Sereno

Some of the earliest dinosaurs from which the later and larger ones evolved,  were found in the U.S. by Paul Sereno of the University of Chicago. Here he is in a discussion from 2004 telling us how he and his student assistants went about finding them and extracting them from the ground and (very important!) dating them.


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