Brontosaurus ''Brontosaurus'' (; meaning "thunder lizard" from the Ancient Greek, Greek words , "thunder" and , "lizard") is a genus of herbivorous sauropod dinosaur that lived in present-day United States during the Late Jurassic period. It was describe ...

'' is a genus of sauropod dinosaur. Brontosaurus may also refer to: *

9949 Brontosaurus 9949 Brontosaurus, provisional designation , is a stony asteroid from the inner regions of the asteroid belt, roughly 10 kilometers in diameter. It was discovered on 22 September 1990, by Belgian astronomer Eric Elst at ESO's La Silla Observator ...

, a main-belt asteroid * Hnutí Brontosaurus, an environmental movement in the Czech Republic * "Brontosaurus" (The Move song), * "Brontosaurus" (Tkay Maidza song), *A 2002 album by Da Vinci's Notebook * ''Brontosaurus'' (play), a stage play by Lanford Wilson *Brontosaurus rib, a type of short rib cut taken from beef or a similar animal *

Apatosaurus ''Apatosaurus'' (; meaning "deceptive lizard") is a genus of herbivorous sauropod dinosaur that lived in North America during the Late Jurassic period. Othniel Charles Marsh described and named the first-known species, ''A. ajax'', in 1877, a ...

, a different, closely related genus of

Diplodocid 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'', some of which may ha ...

that was once considered to be synonymous with Brontosaurus.

See also