John Russell Foster

John Russell Foster (born November 3, 1966) is an American paleontologist. Foster has worked with dinosaur remains from the Late Jurassic of the Colorado Plateau and Rocky Mountains,[1] Foster is also working on Cambrian age trilobite faunas in the southwest region of the American west. He named the crocodyliform trace fossil Hatcherichnus sanjuanensis in 1997[2] and identified the first known occurrence of the theropod trace fossil Hispanosauropus in North America in 2015.[3] -Wikipedia