PaleoDB taxon number: 54253
Alternative combinations: Laosaurus altas, Laosaurus altus
Full reference: O. C. Marsh. 1878. Principal characters of American Jurassic dinosaurs. Part I. American Journal of Science and Arts 16:411-416
Sister taxa: none
Type specimen: YPM 1876. Its type locality is Quarry 13, Como Bluff (YPM), which is in a Kimmeridgian/Tithonian crevasse splay sandstone/claystone in the Morrison Formation of Wyoming.
Ecology: ground dwelling herbivore
Average measurements (in mm): femur 336.0 x 29.3, fibula length 366.0, humerus length 135.8, radius length 148.0, tibia length 422.8, ulna length 152.0
Estimated body mass: 91.8 kg based on femur length