Apatosaurus which Marsh had described "Brontosaurus". Most of the skeleton was found, and after comparison with both "Brontosaurus" and "Apatosaurus ajax", Riggs realized that the holotype of "A.ajax" was immature, and thus the features distinguishing the genera were not valid. Since "Apatosaurus" was the earlier name, "Brontosaurus" should be considered a junior synonym of "Apatosaurus". Because of this, Riggs recombined "Brontosaurus excelsus" as "Apatosaurus excelsus". Based on comparisons with other species proposed to belong to "Apatosaurus", Riggs also determined that the Field Columbian Museum specimen was likely most similar to "A.excelsus". Despite Riggs' publication, Henry Fairfield Osborn, who was a strong
Jurassic Park: The Ride Jurassic Park: The Ride Jurassic Park: The Ride is a water-based amusement ride based on the Steven Spielberg film "Jurassic Park" and Michael Crichton's novel of the same name which the film is based on located at Universal Orlando's Islands of Adventure in Orlando, Florida and Universal Studios Japan in Osaka, Japan. It was formerly located at Universal Studios Hollywood in Los Angeles, California. The ride was researched and built as the film was still in its production phase and opened at Universal Studios Hollywood on June 21, 1996. Duplicates of the ride have since been built at Universal's Islands