Full reference: R. Owen. 1876. On a new modification of dinosaurian vertebrae. Quarterly Journal of the Geological Society of London 32:43-46
Parent taxon: Dinosauria according to R. Owen 1876
Sister taxa: Ancistrodon, Astrodon pusillus, Carnosauriformes, Dictyoolithidae, Diplodocia, Dongyangoolithidae, Dystrophaeidae, Fusioolithidae, Gigantosauropus, Harpagosauria, Herreravia, Huanglongpus, Iguanodonichnus, Lagunculapes, Megalosauridae, Mirsosauropus, Mosaicoolithus, Neosauropus, Nyasasaurus, Omosaurus phillipsi, Ornithischiformes, Paleodinosauria, Phaceloolithidae, Phytodinosauria, Phytophagi, Polyclonoolithidae, Postpubici, Praepubici, Saurischia, Sauropodichnus, Similifaveoloolithidae, Sinoichnites, Stalicoolithidae, Therophagi, Theropoda, Therosauria, Toyamasauripus, Xiphopeza, Youngoolithidae, Yunnanpus, Ornithischia
Subtaxa: none
Ecology: planktonic suspension feeder
Distribution: there are no occurrences of Tretospondylia in the database