REFERENCES

• Bakker, R. T., Galton, P. M., Siegwarth, J. & Filla, J. 1990. A new latest Jurassic vertebrate fauna from the highest levels of the Morrison Formation at Como Bluff, Wyoming. Hunteria, 2, 1–19.
   Google Scholar
• Barrett, P. M. 1996. The first known femur of Hylaeosaurus armatus and re-identification of ornithopod material at the Natural History Museum, London. Bulletin of the Natural History Museum, London (Geology), 52, 115–118.
   Google Scholar
• Barrett, P. M. 2016. A new specimen of Valdosaurus canaliculatus (Ornithopoda: Dryosauridae) from the Lower Cretaceous of the Isle of Wight, England. Memoirs of Museum Victoria, 74, 29–48.
   Google Scholar
• Barrett, P. M. & Wills, S. 2020. Non-avian dinosaurs. Pp. 139–154. In Martill, D. M. Etches, S. and Loveridge, R. F. (Eds). Fossils of the Kimmeridge Clay Formation. Volume 2. x + 194 pp. The Palaeontological Association, London.
   Google Scholar
• Barrett, P. M., Butler, R. J., Wang, X.-L. & Xu, X. 2009. Cranial anatomy of the iguanodontoid ornithopod Jinzhousaurus yangi from the Lower Cretaceous Yixian Formation of China. Acta Palaeontologica Polonica, 54, 35–48.
   Web of Science ®Google Scholar
• Barrett, P. M., Butler, R. J., Twitchett, R. J. & Hutt, S. 2011. New material of Valdosaurus canaliculatus (Ornithischia: Ornithopoda) from the Lower Cretaceous of southern England. Special Papers in Palaeontology, 86, 131–163.
   Google Scholar
• Bartholomai, A. & Molnar, R. E. 1981. Muttaburrasaurus, a new iguanodontid (Ornithischia: Ornithopoda) dinosaur from the Lower Cretaceous of Queensland. Memoirs of the Queensland Museum, 20, 319–349.
   Google Scholar
• Baur, G. 1891. Remarks on the Reptiles Generally Called Dinosauria. The American Naturalist, 25, 434–454.
   Google Scholar
• Benton, M. J. & Spencer, P. S. 1995. Fossil Reptiles of Great Britain. xii + 386 pp., Chapman and Hall, London.
   Google Scholar
• Bertozzo, F., Dalla Vecchia, F. M. & Fabbri, M. 2017. The Venice specimen of Ouranosaurus nigeriensis (Dinosauria, Ornithopoda). PeerJ, 5, e3403.
   PubMed Web of Science ®Google Scholar
• Boyd, C. A. 2015. The systematic relationships and biogeographic history of ornithischian dinosaurs. PeerJ, 3, e1523.
   PubMed Web of Science ®Google Scholar
• Brikiatis, L. 2016. Late Mesozoic North Atlantic land bridges. Earth Science Reviews, 159, 47–57.
   Web of Science ®Google Scholar
• Brill, K. & Carpenter, K. 2007. A description of a new ornithopod from the Lytle Member of the Purgatoire Formation (Lower Cretaceous) and a reassessment of the skull of Camptosaurus. Pp. 49–67. In Carpenter, K. (Ed.). Horns and Beaks: Ceratopsian and Ornithopod Dinosaurs. 384 pp., Indiana University Press, Bloomington.
   Google Scholar
• Carpenter, K. & Wilson, Y. 2008. A new species of Camptosaurus (Ornithopoda: Dinosauria) from the Morrison Formation (Upper Jurassic) of Dinosaur National Monument, Utah, and a biomechanical analysis of its forelimb. Annals of the Carnegie Museum, 76, 227–263.
   Web of Science ®Google Scholar
• Carpenter, K. & Ishida, Y. 2010. Early and “Middle” Cretaceous iguanodonts in time and space. Journal of Iberian Geology, 36, 145–164.
   Web of Science ®Google Scholar
• Carpenter, K. & Lamanna, M. C. 2015. The braincase assigned to the ornithopod dinosaur Uteodon McDonald, 2011, reassigned to Dryosaurus Marsh, 1894: implications for iguanodontian morphology and taxonomy. Annals of the Carnegie Museum, 83, 149–165.
   Web of Science ®Google Scholar
• Carpenter, K. & Galton, P. M. 2018. A photo documentation of bipedal ornithischian dinosaurs from the Upper Jurassic Morrison Formation, USA. Geology of the Intermountain West, 5, 167–207.
   Google Scholar
• Dieudonné, P.–E., Cruzado-Caballero, P., Godefroit, P. & Tortosa, T. 2020. A new phylogeny of cerapodan dinosaurs. Historical Biology. doi: 10.1080/08912963.2020.1793979.
   Web of Science ®Google Scholar
• Dollo, L. 1882. Première note sur les dinosauriens de Bernissart. Bulletin du Musée Royal d’Histoire Naturelle de Belgique, 1, 161–180.
   Google Scholar
• Escaso, F., Ortega, F., Dantas, P., Malafaia, E., Pimentel, N. L., Pereda-Suberbiola, X., Sanz, J. L., Kullberg, J. C., Kullberg, M. C. & Barriga, F. 2006. New evidence of shared dinosaur across Upper Jurassic Proto-North Atlantic: Stegosaurus from Portugal. Naturwissenschaften, 94, 367–374.
   PubMed Web of Science ®Google Scholar
• Escaso, F., Ortega, F., Dantas, P., Malafaia, E., Silva, B., Gasulla, J. M., Mocho, P., Narváez, I & Sanz, J. L. 2014. A new dryosaurid ornithopod (Dinosauria, Ornithischia) from the Late Jurassic of Portugal. Journal of Vertebrate Paleontology, 34, 1102–1112.
   Web of Science ®Google Scholar
• Forster, C. A. 1990. The postcranial skeleton of the ornithopod dinosaur Tenontosaurus tilletti. Journal of Vertebrate Paleontology, 10, 273–294.
   Google Scholar
• Galton, P. M. 1974. The ornithischian dinosaur Hypsilophodon from the Wealden of the Isle of Wight. Bulletin of the British Museum (Natural History), 25, 1–152.
   Google Scholar
• Galton, P. M. 1977. The ornithopod dinosaur Dryosaurus and a Laurasia–Gondwanaland connection in the Upper Jurassic. Nature, 268, 230–232.
   Web of Science ®Google Scholar
• Galton, P. M. 1980a. Dryosaurus and Camptosaurus, intercontinental genera of Upper Jurassic ornithopod dinosaurs. Memoires de la Société Géologique de France, NS, 139, 103–108.
   Google Scholar
• Galton, P. M. 1980b. European Jurassic ornithopod dinosaurs from the families Hypsilophodontidae and Camptosauridae. Neues Jahrbuch für Geologie und Paläontologie Abhandlungen, 160, 73–95.
   Google Scholar
• Galton, P. M. 1983. The cranial anatomy of Dryosaurus, a hypsilophodontid dinosaur from the Upper Jurassic of North America and East Africa, with a review of hypsilophodontids from the Upper Jurassic of North America. Geologica et Palaeontologica, 17, 207–243.
   Google Scholar
• Galton, P. M. 2007. Teeth of ornithischian dinosaurs (mostly Ornithopoda) from the Morrison Formation (Upper Jurassic) of the western United States. Pp. 17–48. In Carpenter, K. (Ed.). Horns and Beaks: Ceratopsian and Ornithopod Dinosaurs. 384 pp., Indiana University Press, Bloomington.
   Google Scholar
• Galton, P. M. 2009. Notes on Neocomian (Lower Cretaceous) ornithopod dinosaurs from England - Hypsilophodon, Valdosaurus, “Camptosaurus”, “Iguanodon” - and referred specimens from Romania and elsewhere. Revue de Paléobiologie, 28, 211–273.
   Google Scholar
• Galton, P. M. & Powell, H. P. 1980. The ornithischian dinosaur Camptosaurus prestwichii from the Upper Jurassic of England. Palaeontology, 23, 411–443.
   Google Scholar
• Gilmore, C. W. 1909. Osteology of the Jurassic reptile Camptosaurus: with a revision of the species of the genus, and description of two new species. Proceedings of the United States National Museum, 36, 197–332.
   Google Scholar
• Goloboff, P. A., Farris, J. & Nixon, K. 2003. TNT. Tree Analysis Using New Technology. Program and Documentation. http://www.zmuc.dk/public/phylogeny/tnt.
   Google Scholar
• Han, F., Forster, C. A., Xu, X, & Clark, J. M. 2018. Postcranial anatomy of Yinlong downsi (Dinosauria: Ceratopsia) from the Upper Jurassic Shishugou Formation of China and the phylogeny of basal ornithischians. Journal of Systematic Palaeontology, 16, 1159–1187.
   Web of Science ®Google Scholar
• Horner, J. R., Weishampel, D. B. & Forster, C. A. 2004. Hadrosauridae. Pp. 438–463. In Weishampel, D. B., Dodson, P. & Osmólska, H. (Eds). The Dinosauria: Second Edition. 880pp., University of California Press, Berkeley.
   Google Scholar
• Hübner, T. R. & Rauhut, O. W. M. 2010. A juvenile skull of Dysalotosaurus lettowvorbecki (Ornithischia: Iguanodontia), and implications for cranial ontogeny, phylogeny, and taxonomy in ornithopod dinosaurs. Zoological Journal of the Linnean Society, 160, 366–396.
   Web of Science ®Google Scholar
• Hulke, J. W. 1880. Iguanodon prestwichii, a new species from the Kimmeridge Clay, distinguished from I. mantelli of the Wealden Formation in the S.E. of England and Isle of Wight by differences in the shape of the vertebral centra, by fewer than five sacral vertebrae, by the simple character of its tooth-serrature, &.c., founded on numerous fossil remains lately discovered at Cumnor, near Oxford. Quarterly Journal of the Geological Society, 36, 433–456.
   Google Scholar
• Janensch, W. 1955. Der Ornithopode Dysalotosaurus der Tendaguruschichten. Palaeontographica-Supplementbände, 105–176.
   Google Scholar
• Lü, J. C. 1997. A new Iguanodontidae (Probactrosaurus mazongshanensis sp. nov.) from the Mazongshan area, Gansu Province, China. In Dong, Z.-M. Pp. 27–47. (Ed.). Sino-Japanese Silk Road Dinosaur Expedition. viii + 114 pp., China Ocean Press, Beijing.
   Google Scholar
• Lydekker, R. 1889. IV. On the remains and affinities of five genera of Mesozoic reptiles. The Quarterly Journal of the Geological Society of London, 45, 41–59.
   Google Scholar
• Lydekker, R. 1890. Catalogue of the Fossil Reptilia and Amphibia in the British Museum (Natural History): Part IV. Containing the Orders Anomodontia, Ecaudata, Caudata and Labyrinthodontia, and Supplement. 277 pp., Trustees of the British Museum, London.
   Google Scholar
• Mantell, G. A. 1825. VIII. Notice on the Iguanodon, a newly discovered fossil reptile, from the sandstone of Tilgate, in Sussex. By Gideon Mantell, FLS and MGS Fellow of the College of Surgeons, in a letter to Davies Gilbert, Esq. MPVPRS. Communicated by D. Gilbert, Esq. Philosophical Transactions of the Royal Society of London, 115, 179–186.
   Google Scholar
• Marsh, O. C. 1881. Principal characters of American Jurassic dinosaurs, Part V. American Journal of Science (3), 21, 417–423.
   Google Scholar
• Martill, D. M., Earland, S. & Naish, D. 2006. Dinosaurs in marine strata: evidence from the British Jurassic, including a review of the allochthonous vertebrate assemblage from the marine Kimmeridge Clay Formation (Upper Jurassic) of Great Britain. Actas de las III Jornadas sobre Dinosaurios y su Entorno 1–31, 35–72.
   Google Scholar
• Mateus, O. 2006. Late Jurassic dinosaurs from the Morrison Formation (USA), the Lourinhã and Alcobaça Formations (Portugal), and the Tendaguru beds (Tanzania): a comparison. New Mexico Museum of Natural History and Science Bulletin, 36, 223–231.
   Google Scholar
• Mateus, O. & Antunes, M. T. 2001. Draconyx loureiroi, a new camptosauridae (Dinosauria, Ornithopoda) from the Late Jurassic of Portugal. Annales de Paléontologie, 87, 61–73.
   Google Scholar
• McDonald, A. T. 2011. The taxonomy of species assigned to Camptosaurus (Dinosauria: Ornithopoda). Zootaxa, 2783, 52–68.
   Web of Science ®Google Scholar
• McDonald, A. T. 2012a. The status of Dollodon and other basal iguanodonts (Dinosauria: Ornithischia) from the Lower Cretaceous of Europe. Cretaceous Research, 33, 1–6.
   Web of Science ®Google Scholar
• McDonald, A. T. 2012b. Phylogeny of basal iguanodonts (Dinosauria: Ornithischia): an update. PLoS One, 7(5), e36745.
   PubMed Web of Science ®Google Scholar
• McDonald, A. T., Barrett, P. M. & Chapman, S. D. 2010a. A new basal iguanodont (Dinosauria: Ornithischia) from the Wealden (Lower Cretaceous) of England. Zootaxa, 2569, 1–42.
   Google Scholar
• McDonald, A. T., Kirkland, J. I., DeBlieux, D. D., Madsen, S. K., Cavin, J., Milner, A. R. C. & Panzarin, L. 2010b. New basal iguanodonts from the Cedar Mountain Formation of Utah and the evolution of the thumb-spiked dinosaurs. PLoS One, 5(11), e14075.
   Web of Science ®Google Scholar
• McDonald, A. T., Espilez, E., Mampel, L., Kirkland, J. I. & Alcala, L. 2012a. An unusual new basal iguanodont (Dinosauria: Ornithopoda) from the Lower Cretaceous of Teruel, Spain. Zootaxa, 3595, 61–76.
   Google Scholar
• McDonald, A. T., Bird, J., Kirkland, J. I. & Dodson, P. 2012b. Osteology of the basal hadrosauroid Eolambia caroljonesa (Dinosauria: Ornithopoda) from the Cedar Mountain Formation of Utah. PLoS One, 7(10), e45712.
   PubMed Web of Science ®Google Scholar
• McDonald, A. T., Maidment, S. C. R., Barrett, P. M., You, H.-L. & Dodson, P. 2014. Osteology of the basal hadrosauroid Equijubus normani (Dinosauria, Ornithopoda) from the Early Cretaceous of China. Pp. 44–72. In Eberth, D. A and Evans, D. C. (Eds). Hadrosaurs. 640 pp., Indiana University Press, Bloomington.
   Google Scholar
• Molnar, R. E. 1996. Observations on the Australian ornithopod dinosaur Muttaburrasaurus. Memoirs–Queensland Museum, 39, 639–652.
   Google Scholar
• Morgans-Bell, H. S., Coe, A. L., Hesselbo, S. P., Jenkyns, H. C., Weedon, G. P., Marshall, J. E. A., Tyson, R. V. & Williams, C. J. 2001. Integrated stratigraphy of the Kimmeridge Clay Formation (Upper Jurassic) based on exposures and boreholes in south Dorset, UK. Geological Magazine, 138, 511–539.
   Google Scholar
• Müller, R. T., Langer, M. C., Pacheco, C. P. & Dias-da-Silva, S. 2019. The role of ontogeny on character polarization in early dinosaurs: a new specimen from the Late Triassic of southern Brazil and its implications. Historical Biology, 31, 794–805.
   Web of Science ®Google Scholar
• Naish, D. & Martill, D. M. 2008. Dinosaurs of Great Britain and the role of the Geological Society of London in their discovery: Ornithischia. Journal of the Geological Society, 165, 613–623.
   Web of Science ®Google Scholar
• Nesbitt, S. J. 2011. The early evolution of archosaurs: relationships and the origin of major clades. Bulletin of the American Museum of Natural History, 352, 1–292.
   Web of Science ®Google Scholar
• Nopcsa, F. 1901. Synposis und Abstammung der Dinosaurier. Földtani Közlöny (Supplement), 31(7–9), 247–279.
   Google Scholar
• Norman, D. B. 1980. On the ornithischian dinosaur Iguanodon bernissartensis from the Lower Cretaceous of Bernissart (Belgium). Mémoires (Institut Royal des Sciences Naturelles de Belgique), 178, 1–103.
   Google Scholar
• Norman, D. B. 1986. On the anatomy of Iguanodon atherfieldensis. Bulletin de l’Institut Royal des Sciences Naturelles de Belgique: Sciences de la Terre, 56, 281–372.
   Google Scholar
• Norman, D. B. 1998. On Asian ornithopods (Dinosauria: Ornithischia). 3. A new species of iguanodontid dinosaur. Zoological Journal of the Linnean Society, 122, 291–348.
   Web of Science ®Google Scholar
• Norman, D. B. 2002. On Asian ornithopods (Dinosauria: Ornithischia). 4. Probactrosaurus. Zoological Journal of the Linnean Society, 136, 113–144.
   Web of Science ®Google Scholar
• Norman, D. B. 2004. Basal Iguanodontia. Pp. 413–437. In Weishampel, D. B., Dodson, P. & Osmólska, H. (Eds). The Dinosauria: Second Edition. 880pp., University of California Press, Berkeley.
   Google Scholar
• Norman, D. B. 2010. A taxonomy of iguanodontians (Dinosauria: Ornithopoda) from the lower Wealden Group (Cretaceous: Valanginian) of southern England. Zootaxa, 2489, 47–66.
   Google Scholar
• Norman, D. B. 2011. On the osteology of the lower Wealden Valanginian ornithopod Barilium dawsoni (Iguanodontia, Styracosterna). Special Papers in Palaeontology, 86, 165–194.
   Google Scholar
• Norman, D. B. 2015. On the history, osteology, and systematic position of the Wealden (Hastings Group) dinosaur Hypselospinus fittoni (Iguanodontia: Styracosterna). Zoological Journal of the Linnean Society, 173, 92–189.
   Web of Science ®Google Scholar
• Norman, D. B. & Weishampel, D. B. 1990. Iguanodontidae and related Ornithopoda. Pp. 510–533. In Weishampel, D. B., Dodson, P. & Osmólska, H. (Eds). The Dinosauria: First Edition. 733 pp., University of California Press, Berkeley.
   Google Scholar
• Norman, D. B., Sues, H.-D., Witmer, L. M, and Coria, R. A. 2004. Basal Ornithopoda. Pp. 393–412. In Weishampel, D. B., Dodson, P. & Osmólska, H. (Eds). The Dinosauria: Second Edition. 880pp., University of California Press, Berkeley.
   Google Scholar
• Novas, F. E. 1996. Dinosaur monophyly. Journal of Vertebrate Paleontology 16, 723–741.
   Web of Science ®Google Scholar
• Ősi, A., Prondvai, E., Butler, R. J. & Weishampel, D. B. 2012. Phylogeny, histology and inferred body size evolution in a new rhabdodontid dinosaur from the Late Cretaceous of Hungary. PLoS One, 7(9), e44318.
   Web of Science ®Google Scholar
• Ostrom, J. H. 1970. Stratigraphy and paleontology of the Cloverly Formation (Lower Cretaceous) of the Bighorn Basin area: Wyoming and Montana. Peabody Museum Bulletin, 35, 1–234.
   Google Scholar
• Owen, R. 1842. Report on British fossil reptiles, part II. Report of the British Association for the Advancement of Science, 11, 60–204.
   Google Scholar
• Paul, G. S. 2007. Turning the old into the new: a separate genus for the gracile iguanodont from the Wealden of England. Pp. 69–78. In Carpenter, K. (Ed.). Horns and Beaks: Ceratopsian and Ornithopod Dinosaurs. 384 pp., Indiana University Press, Bloomington.
   Google Scholar
• Paul, G. S. 2008. A revised taxonomy of the iguanodont dinosaur genera and species. Cretaceous Research, 29, 192–216.
   Web of Science ®Google Scholar
• Prestwich, J. 1880. Note on the occurrence of a new species of Iguanodon in a brick-pit of the Kimmeridge Clay at Cumnor Hurst, three miles W.S.W of Oxford. Quarterly Journal of the Geological Society, 36, 430–432.
   Google Scholar
• Prieto-Márquez, A. 2011. Cranial and appendicular ontogeny of Bactrosaurus johnsoni, a hadrosauroid dinosaur from the Late Cretaceous of northern China. Palaeontology, 54, 773–792.
   Web of Science ®Google Scholar
• Prieto-Márquez, A. 2014. A juvenile Edmontosaurus from the late Maastrichtian (Cretaceous) of North America: implications for ontogeny and phylogenetic inference in saurolophine dinosaurs. Cretaceous Research, 50, 282–303.
   Web of Science ®Google Scholar
• Ruiz-Omeñaca, J. I., Pereda Suberbiola, X. & Galton, P. M. 2007. Callovosaurus leedsi, the earliest dryosaurid dinosaur (Ornithischia: Euornithopoda) from the Middle Jurassic of England. Pp 3-17. In Carpenter, K. (Ed.). Horns and Beaks: Ceratopsian and Ornithopod Dinosaurs. 384 pp., Indiana University Press, Bloomington.
   Google Scholar
• Seeley, H. G. 1887. I. On the classification of the fossil animals commonly named Dinosauria. Proceedings of the Royal Society of London, 43,165–171.
   Google Scholar
• Seeley, H. G. 1888. On Cumnoria, an iguanodont genus founded upon the Iguanodon prestwichi, Hulke. Report of the British Association of the Advancement of Science, 57, 698.
   Google Scholar
• Sereno, P. C. 2005. Stem Archosauria—TaxonSearch URL http://taxonsearch.uchicago.edu/Archive/stem-archosauria-1.0.php [ version 1.0, 2005 November 7]
   Google Scholar
• Sobral, G., Hipsley, C. A. & Müller, J. 2012. Braincase redescription of Dysalotosaurus lettowvorbecki (Dinosauria, Ornithopoda) based on computed tomography. Journal of Vertebrate Paleontology, 32, 1090–1102.
   Web of Science ®Google Scholar
• Steel, R. 1969. Ornithischia. Handbuch der Paläoherpetology, Tiel 15. Gustav Fisher Verlag, Stuttgart.
   Google Scholar
• Taquet, P. 1976. Géologie et paléontologie du gisement de Gadoufaoua (Aptien du Niger). Cahiers Paleontologie. CNRS, 1–191.
   Google Scholar
• Wang, X., Pan, R., Butler, R. J. & Barrett, P. M. 2011. The postcranial skeleton of the iguanodontian ornithopod Jinzhousaurus yangi from the Lower Cretaceous Yixian Formation of western Liaoning, China. Earth and Environmental Transactions of the Royal Society of Edinburgh, 101, 135–159.
   Web of Science ®Google Scholar
• Wang, S., Stiegler, J., Amiot, R., Wang, X., Du, G.-H., Clark, J. & Xu, X. 2017. Extreme ontogenetic changes in a ceratosaurian theropod. Current Biology, 27, 144–148.
   PubMed Web of Science ®Google Scholar
• Weishampel, D. B, Jianu, C., Csiki, Z. & Norman, D. B. 2003. Osteology and phylogeny of Zalmoxes (n. g.), an unusual Euornithopod dinosaur from the latest Cretaceous of Romania. Journal of Systematic Palaeontology, 1, 65–123.
   Google Scholar
• Winkler, D. A., Murry, P. A. & Jacobs, L. L. 1997. A new species of Tenontosaurus (Dinosauria: Ornithopoda) from the Early Cretaceous of Texas. Journal of Vertebrate Paleontology, 17, 330–348.
   Web of Science ®Google Scholar
• Wilson, J. A. 1999. A nomenclature for vertebral laminae in sauropods and other saurischian dinosaurs. Journal of Vertebrate Paleontology, 19, 639–653.
   Web of Science ®Google Scholar
• Xu, X., Tan, Q., Gao, Y., Bao, Z., Yin, Z., Guo, B., Wang, J., Tan, L., Zhang, Y. & Xing, H. 2018. A large-sized basal ankylopollexian from East Asia, shedding light on early biogeographic history of Iguanodontia. Science bulletin of the Faculty of Agriculture, Kyushu University, 63, 556–563.
   Google Scholar