title: Paleontology. Fossil count suggests biggest die-off wasn't due to a smashup.
authors.forename: Richard A
authors.initials: RA
authors.lastname: Kerr
mesh_terms: D000818:Animals; D025061:Dinosaurs; D005580:Fossils; D008322:Mammals; D010163:Paleontology; D012104:Reptiles; D012886:Skull; D013019:South Africa; D013995:Time