Claim: The Land Before Time is unrelated to any sauropods.
Evidence: The plot concerns a young Brontosaurus named Littlefoot who is orphaned when his mother is killed by a Tyrannosaurus.
Brontosaurus -LRB- -LSB- ˌbrɒntəˈsɔːrəs -RSB- -RRB- , meaning `` thunder lizard '' -LRB- from Greek βροντή , brontē = thunder + σαῦρος , sauros = lizard -RRB- , is a genus of gigantic quadruped sauropod dinosaurs.