Full reference: Z.-M. Dong, Z.-L. Zhou, and S.-Y. Wu. 2003. Note on a hadrosaur footprint from Heilongjiang River area of China. Vertebrata PalAsiatica 41(4):324-326
Parent taxon: Ornithopoda according to L.-d. Xing et al. 2009
Sister taxa: Anabisetia, Anomoepodidae, Bonaparteichnium, Brachypoda, Camptosaurichnus, Caririchnium, Dakotasaurus, Dinehichnus, Dinosauropodes, Dolichopoda, Euornithopoda, Fabrosauria, Gasparinisaura, Gideonmantellia, Hypsiloichnus, Hypsilophodon, Hypsilophodontia, Iguanodontia, Jeholosauridae, Kalodontoidea, Koreanosaurus, Laoyingshanpus, Leaellynasaura, Moyenisauropodidae, Nanosauridae, Ornithopodichnites, Ovaloolithidae, Qantassaurus, Staurichnium, Talenkauen, Tetrapodosauridae, Thescelosauridae, Trachodontoidea, Trinisaura, Unespichnium, Wintonopus, Yueosaurus
Subtaxa: Jiayinosauropus johnsoni
Type: Jiayinosauropus johnsoni
Ecology: ground dwelling herbivore