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Temporal range: Late Jurassic, 154–153 Ma
FMNH Brachiosaurus.JPG
Moontit skeleton cast o Brachiosaurus at Field Museum of Natural History.
Scientific classification e
Kinrick: Animalia
Phylum: Chordata
Clade: Dinosauria
Order: Saurischia
Suborder: Sauropodomorpha
Clade: Titanosauriformes
Faimily: Brachiosauridae
Genus: Brachiosaurus
Riggs, 1903
Teep species
Brachiosaurus altithorax
Riggs, 1903

Brachiosaurus is a genus o sauropod dinosaur frae the Jurassic Morrison Formation o North Americae. It wis first descrived bi Elmer S. Riggs in 1903 frae fossils foond in the Grand River Canyon (nou Colorado River) o wastren Colorado, in the Unitit States.