A palaeontologist is a scientist that studied prehistory. Their branch of biology is called paleontology.[source needed]
The Doctor proved a palaeontologist during his second, (COMIC: The Monsters from the Past) third, (TV: Invasion of the Dinosaurs) fourth, (PROSE: The Doctor Who Dinosaur Book) fifth, (TV: Earthshock) sixth, (AUDIO: Bloodtide) seventh, (PROSE: Blood Heat) ninth, (PROSE: Only Human) tenth, (PROSE: Made of Steel) eleventh, (TV: Dinosaurs on a Spaceship) and twelfth incarnations. (TV: Deep Breath)
Mary Anning was a 19th century paleontologist famous for finding the first known remains of ichthyosaurus. (PROSE: Amazing Fossil Fish; AUDIO: The Primeval Design)