- Name meaning:
- 'hollow-backed tail [vertebrae]'
- Type of dinosaur:
Opisthocoelicaudia is known from a skeleton that lacks the skull and neck, so their reconstruction is based on similar dinosaurs.
- Dinosauria, Saurischia, Sauropodomorpha, Sauropoda, Eusauropoda, Neosauropoda, Macronaria, Camarasauromorpha, Titanosauriformes, Titanosauria, Lithostrotia, Saltasauridae
- Named by:
- Borsuk-Bialynicka (1977)
- Type species: