This is a list of recurring characters in the The Land Before Time, a series of animated children films. The main characters include Littlefoot the Apatosaurus, Cera the Triceratops, Ducky the Saurolophus, Petrie the Pteranodon, Spike the Stegosaurus, and in the spin-off television series, Chomper the Tyrannosaurus and Ruby the Oviraptor. Other characters include the families of the main characters, the residents of their home, the Great Valley, and outsiders to the Great Valley. The characters's species names often serve as surnames or family names; e.g. Mr. Clubtail, or Mr. Threehorn.