Im very interested in this this period time, where the study of paleontology became a contest between two men, Marsh and Cope who were rivals who despised each other. Their efforts let to the discovery of many new animals that once walked the earth, between both of them over a hundred fossils were discovered. I’d like to go into a few regions where they found fossils, go into the history of the area a bit and which dinosaurs were found, then go into those species found. Not all of them, but some of the more major known ones that were found and give some background information on that animal. Also the rivalry between both Marsh and Cope is extremely important to understand why this rush was happening at such a rate, and how it affected the