Bản mẫu:Dryomorpha/con
- ^ a b Paul M. Barrett; Richard J. Butler; Richard J. Twitchett; Stephen Hutt (2011). “New material of Valdosaurus canaliculatus (Ornithischia: Ornithopoda) from the Lower Cretaceous of southern England”. Special Papers in Palaeontology 86: 131–163.
- ^ a b Bertozzo, Filippo; Dalla Vecchia, Fabio Marco; Fabbri, Matteo (2017). “The Venice specimen of Ouranosaurus nigeriensis (Dinosauria, Ornithopoda)”. PeerJ 5 (e3403): e3403. PMC 5480399. PMID 28649466. doi:10.7717/peerj.3403
- ^ a b Xing, H.; Wang, D.; Han, F.; Sullivan, C.; Ma, Q.; He, Y.; Hone, D.W.E.; Yan, R.; Du, F.; Xu, X. (2014). “A New Basal Hadrosauroid Dinosaur (Dinosauria: Ornithopoda) with Transitional Features from the Late Cretaceous of Henan Province, China”]. PLOS ONE 9 (6): e98821. PMC 4047018. PMID 24901454. doi:10.1371/journal.pone.0098821
- ^ a b Prieto-Marquez, A.; Erickson, G.M.; Ebersole, J.A. (2016). “A primitive hadrosaurid from southeastern North America and the origin and early evolution of 'duck-billed' dinosaurs”. Journal of Vertebrate Paleontology 36 (2): e1054495. doi:10.1080/02724634.2015.1054495