Coelophysis which means "hollow-boned beast" was only known from fragments found in New Mexico por E.D. Cope in 1889. But that changed when dozens of skeleton of Coelophysis were found at Ghost ranch in New Mexico in 1947 por Edwin H. Colbert of the American Museum of Natural History. He was a dinosaur expert in residence at the American Museum from the 1930's through the 1950's and was instrumental in the opening of a new dinosaur hall there during that time. In 1989 after 42 years of research he finally published the 160 page monograph on Coelophysis.
This all started 42 years prior with the...