Complex sentence: During this project, Ames documented 9 novel "Chaetomium" species including the culture Ames described as "C. cupreum" which was sent to him by Paul Marsh of the U.S Department of Agriculture from deteriorating material collected in the Panama Canal Zone.
Split into simpler sentences: During this project, Ames documented 9 novel "Chaetomium" species. The culture Ames described as "C. cupreum" was sent to him by Paul Marsh of the U.S Department of Agriculture, who isolated it from deteriorating material collected from the Panama Canal Zone.