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Brontosaurus were a species of dinosaur. Apatosaurus were sometimes mistaken for Brontosaurus. (TV: Invasion of the Dinosaurs, Robot)

The Brontosaurus was native to the Jurassic period. (TV: Time-Flight)

In an alternate timeline, Brontosaurus was one of the dinosaurs brought back from extinction by the Silurians, it was mentioned that they were plentiful across France along with Diplodocus and also hunted by predators. (PROSE: Blood Heat)

According to one account, Brontosaurus were a fictional species. Jason guarded the Galactic Prison with many fictional species, including Brontosaurus. (PROSE: Head Games)


While on Wengrol, the First Doctor encountered a Yend who had taken the form of a creature with three heads, one of which reminded him of a Brontosaurus. (PROSE: The Sons of the Crab)

Behind the scenes[]

The scientific community considered Brontosaurus to be a fictional species for over a century, but a 2015 study concluded that Brontosaurus was a real species. Before then, all the fossils of it were falsely believed to be simply mistakenly identified Apatosaurus fossils. [1]