†Haplocanthosaurus Hatcher 1903 (sauropod)
PaleoDB taxon number: 38658
Alternative spelling: Haplacanthosaurus
Synonym: Haplocanthus Hatcher 1903 (taxon 57369)
Full reference: J. B. Hatcher. 1903. A new name for the dinosaur Haplocanthus Hatcher. Proceedings of the Biological Society of Washington 16:100
Parent taxon: Diplodocoidea according to P. D. Mannion et al. 2019
Sister taxa: Amphicoelias, Cetiosaurus glymptonensis, Diplodocimorpha
Subtaxa: Haplocanthosaurus delfsi, Haplocanthosaurus priscus
Type: Haplocanthus priscus
Ecology: ground dwelling herbivore