†Haya Makovicky et al. 2011 (bird foot dinosaur)
Reptilia - Dinosauria - Thescelosauridae
Full reference: P. J. Makovicky, B. M. Kilbourne, R. W. Sadleir and M. A. Norell. 2011. A new basal ornithopod (Dinosauria, Ornithischia) from the Late Cretaceous of Mongolia. Journal of Vertebrate Paleontology 31(3):626-640
Parent taxon: Thescelosaurinae according to C. M. Brown et al. 2013
Sister taxa: Changchunsaurus, Jeholosaurus, Parksosaurus, Thescelosaurus
Subtaxa: Haya griva
Ecology: ground dwelling herbivore