Apatosaurus considered a junior synonym of "Apatosaurus"; its only species was reclassified as "A.excelsus" in 1903. A 2015 study concluded that "Brontosaurus" is a valid genus of sauropod distinct from "Apatosaurus", but not all paleontologists agree with this division. As it existed in North America during the late Jurassic, "Apatosaurus" would have lived alongside dinosaurs such as "Allosaurus", "Camarasaurus", "Diplodocus", and "Stegosaurus". "Apatosaurus" was a large, long-necked, quadrupedal animal with a long, whip-like tail. Its forelimbs were slightly shorter than its hindlimbs. Most size estimates are based on specimen CM3018, the type specimen of "A.louisae". In 1936 this was measured to
Jurassic World reports that the story involved a functioning dinosaur theme park and a hybrid dinosaur; he was disappointed these details could not be kept secret until the film's release. During filming, the "Indominus rex" was also known as "Diabolus rex", a name Trevorrow devised to maintain secrecy on the project. In contrast to the prevalence of digital cinematography in the 2010s, cinematographer John Schwartzman used Panavision cameras with a combination of Kodak 35mm and 65mm film stocks. One of the 65mm cameras used on the production was used in the filming of Stanley Kubrick's "". The filmmakers chose to shoot "Jurassic