Diplodocids, or members of the family Diplodocidae ("double beams"), are a group of sauropod dinosaurs. The family includes some of the longest creatures ever to walk the earth, including Diplodocus and Supersaurus, which may have reached lengths of up to 34 m (112 ft.).
Diplodocidae
Amphicoelias Apatosaurinae Apatosaurus Brontosaurus Diplodocinae Barosaurus Dinheirosaurus Diplodocus Galeamopus Kaatedocus Leinkupal Supersaurus Tornieria