FANDOM


Taxa named by an American zoologist, paleontologist, and geologist Everett C. Olson (November 6, 1910 – November 27, 1993) noted for his seminal research of origin and evolution of vertebrate animals. Olson identified a mass extinction that occurred 270 million years ago and which now carries his name - Olson's Extinction, also termed "Olson's Gap". Some of his other notable research also included genus of Slaugenhopia, Trimerorhachis, and Waggoneria.

All items (1)

Community content is available under CC-BY-SA unless otherwise noted.