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Ornithopoda

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Ornithopoda is usually given the rank of Suborder, within the order Ornithischia. While ranked taxonomy has largely fallen out of favour among dinosaur paleontologists, some researchers have continued to employ such a classification, though sources have differed on what its rank should be. Benton
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Ibiricu, Lucio M.; Martínez, Rubén D.; Lamanna, Matthew C.; Casal, Gabriel A.; Luna, Marcelo; Harris, Jerald D.; Lacovara, Kenneth J. (2010). "A Medium-Sized Ornithopod (Dinosauria: Ornithischia) from the Upper Cretaceous Bajo Barreal Formation of Lago Colhué Huapi, Southern Chubut Province,
1024:. As they became more adapted to eating while bent over, they became facultative quadrupeds; still running on two legs, and comfortable reaching up into trees, but spending most of their time walking or grazing on all fours. The taxonomy of dinosaurs previously ascribed to the 1194:
Iguanodontia is often listed as an infraorder within a suborder Ornithopoda, though Benton (2004) lists Ornithopoda as an infraorder and does not rank Iguanodontia. Traditionally, iguanodontians were grouped into the superfamily Iguanodontoidea and family
1315:." Under this revised definition, Iguanodontia is limited to its traditionally included species, and if it were found to include hypsilophodonts, which were not traditionally considered iguanodontians, it would become an invalid grouping. 2206:
Butler, Richard J.; Galton, Peter M. (August 2008). "The 'dermal armour' of the ornithopod dinosaur Hypsilophodon from the Wealden (Early Cretaceous: Barremian) of the Isle of Wight: a reappraisal".
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plates along the outside of the ribs; in some cases, these plates mineralized and were fossilized. The function of these intercostal plates is unknown. They have been found with
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Calvo, J. O.; Porfiri, J. D.; Novas, F. E. (2007). "Discovery of a new ornithopod dinosaur from the Portezuelo Formation (Upper Cretaceous), Neuquén, Patagonia, Argentina".
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Fonseca, A.O.; Reid, I.J.; Venner, A.; Duncan, R.J.; Garcia, M.S.; Müller, R.T. (2024). "A comprehensive phylogenetic analysis on early ornithischian evolution".
3523: 945:("feet"); this is in reference to members’ characteristic birdlike feet. They were also characterized as lacking in body armour, not developing a horny 2362: 3585: 5971: 1266: 6040: 1261:
must be part of the definition, and that the 2005 definition would, in their analysis, include a far larger group than intended (including
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in 1881 as part of his then still ongoing investigation of the classification of Dinosauria. It was considered one of the four definite
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The early ornithopods were only about 1 metre (3 feet) long, but probably very fast. They had a stiff tail, like the
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became quadrupedal and developed large body size. Their major evolutionary advantage was the progressive development of a
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in the scientific literature, though many traditional "iguanodontids" are now included in the more inclusive group
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apparatus that became the most sophisticated ever developed by a non-avian dinosaur, rivaling that of modern
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Later ornithopods became larger, but never rivalled the incredible size of the long-necked, long-tailed
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Madzia, D.; Arbour, V.M.; Boyd, C.A.; Farke, A.A.; Cruzado-Caballero, P.; Evans, D.C. (2021).
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On the Classification of the Dinosauria, with observations on the Dinosauria of the Trias
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bipedal ornithischians, but a phylogenetic reappraisal has shown such species to be
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was considered a possible fifth). He subdivided the order into three families:
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curved, and came to resemble the spines of modern ground-feeders, such as the
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GEOL 104 dinosaurs: a Natural history, ornithopoda: beaks, bills & crests
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were lumped in as ornithopods. Most have since been reclassified.
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Colbert, Edwin H. (Edwin Harris); Knight, Charles Robert (1951).
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2010, have retained it at its traditional ranking of suborder.
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In 2021, Ornithopoda was given a formal definition under the
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respectively. Within Camptonotidae he included the European
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The dinosaur book: the ruling reptiles and their relatives
1929:"The phylogenetic nomenclature of ornithischian dinosaurs" 1049:
that they partially supplanted. The very largest, such as
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is problematic. The group previously consisted of all non-
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Seven archetypal ornithopods (top left to bottom right):
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Marsh, O. C. (1882). "Classification of the Dinosauria".
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studies show that the traditional "iguanodontids" are a
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Madzia, Daniel; Boyd, Clint A.; Mazuch, Martin (2017).
1235:. Later, in 2005, he amended the definition to include 703:). They represent one of the most successful groups of 2205: 1179:(2004) placed it as an infraorder within the suborder 3524:
List of stratigraphic units with ornithischian tracks
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Quarterly Journal of the Geological Society of London
1926: 689: 677: 665: 653: 594: 588: 1055:, were as heavy as medium-sized sauropods (up to 23 674: 668: 615: 609: 503: 493: 483: 473: 460: 432: 422: 412: 402: 392: 381: 371: 360: 350: 339: 322: 312: 686: 647: 600: 2053:Transactions of the American Philosophical Society 1223:, in 1998, as the most inclusive group containing 2162: 6017: 2360: 2260:Weishampel, D. B. & Heinrich, R. E. (1992). 2046: 1166:Historically, most indeterminate ornithischian 3648: 2552: 4620: 3558: 2474: 2188: 1241:as a secondary external specifier, alongside 2337: 1922: 1920: 1918: 1245:, accounting for the paraphyletic nature of 2628: 2393: 2331: 2115: 2113: 868:, as the original name was pre-occupied by 3755: 3565: 3551: 2481: 2467: 2073: 1162:hadrosaur, and one of the last ornithopods 957:), and having a missing hole in the lower 842:and three American taxa he named himself, 122: 2064: 1954: 1944: 1915: 1349:below follows a 2024 analysis of Fonseca 1249:. A 2017 study which named and described 1075:Size of a variety of numerous ornithopods 965:). A variety of ornithopods, and related 2156: 2110: 1269:definition: the last common ancestor of 1147: 1130: 1112: 1095: 1078: 1070: 909: 2040: 14: 6018: 2354: 2085: 796:. The term Ornithopoda was erected by 745: 5910: 5909: 5514: 4607: 3742: 3584: 3546: 3312: 2615: 2500: 2462: 2234: 2195:. New York: McGraw-Hill. p. 152. 2119: 733:Cretaceous–Paleogene extinction event 5515: 2199: 1311:, provided that it does not include 6041:Taxa named by Othniel Charles Marsh 2402:Journal of Systematic Palaeontology 2367:Journal of Systematic Palaeontology 953:(that eventually extended past the 24: 4608: 1265:). They proposed an entirely new, 766:), including within it the genera 25: 6052: 2424: 2100:10.1144/gsl.jgs.1870.026.01-02.09 1295:: "The smallest clade containing 1187:), while others, such as Ibiricu 1183:(originally named as an unranked 1066: 5497: 5491: 5486: 5480: 5473: 4590: 4583: 4576: 3295: 3288: 3281: 3275: 3268: 2616: 2488: 2446: 2094:. Vol. 26. pp. 32–51. 2079: 1801: 1684: 1485: 1425: 1327:: "The largest clade containing 884:. In Hadrosauridae, he included 643: 584: 181: 54: 5854:List of informal dinosaur names 3743: 3572: 2295: 2253: 1336:Pachycephalosaurus wyomingensis 804:of dinosaurs, the others being 742:. Members are known worldwide. 5864:Timeline of hadrosaur research 2182: 2033:Merriam-Webster.com Dictionary 2020: 1991: 1984:Merriam-Webster.com Dictionary 1971: 1083:An artist's interpretation of 905: 13: 1: 2414:10.1080/14772019.2024.2346577 2379:10.1080/14772019.2017.1371258 2228:10.1016/j.cretres.2008.02.002 1908: 27:Extinct suborder of dinosaurs 3313: 1318: 1255:noted that the type species 1127:ornithopod from the Jurassic 926:means "bird feet", from the 7: 2172:American Journal of Science 2165:"Names of extinct reptiles" 2122:American Journal of Science 2086:Huxley, Thomas H. (1870). " 1173: 10: 6057: 6031:Bajocian first appearances 2243:Arquivos do Museu Nacional 2163:Marsh, Othniel C. (1885). 6036:Maastrichtian extinctions 5918: 5819: 5670: 5650: 5525: 5521: 5510: 5471: 5402: 5368: 5312: 5271: 5215: 5200: 5191: 5118: 5077: 4970: 4961: 4911: 4900: 4631: 4616: 4603: 4574: 4536: 4493: 4436: 4427: 4264: 4253: 4185: 4156: 4152: 4141: 4078: 4042: 4010: 4001: 3837: 3800: 3770: 3766: 3751: 3738: 3702: 3684: 3675: 3657: 3644: 3580: 3516: 3480: 3436: 3323: 3319: 3308: 3265: 3228: 3205: 3196: 3173: 3048: 2970: 2959: 2928: 2905: 2862: 2853: 2784: 2643: 2639: 2624: 2611: 2579: 2561: 2548: 2496: 2305:Annals of Carnegie Museum 2289:10.1080/10292389209380426 1793: 1776: 1769: 1756: 1749: 1734: 1727: 1707: 1700: 1678: 1652: 1635: 1628: 1602: 1585: 1578: 1571: 1544: 1529: 1522: 1512: 1478: 1461: 1454: 1444: 1419: 1412: 1392: 1385: 1370: 1363: 1330:Iguanodon bernissartensis 1301:Iguanodon bernissartensis 1271:Iguanodon bernissartensis 1258:Iguanodon bernissartensis 735:along with all other non- 528: 521: 309: 304: 178:Scientific classification 176: 130: 121: 34: 2433:, by Thomas R. Holtz Jr. 2142:10.2475/ajs.s3-23.133.81 2047:Cope, Edward D. (1969). 1238:Thescelosaurus neglectus 1207:grade leading up to the 2066:10.5962/bhl.title.60499 2010:Oxford University Press 1226:Parasaurolophus walkeri 864:was in 1885 renamed to 170:Corythosaurus casuarius 158:Edmontosaurus annectens 1309:Tenontosaurus tilletti 1288:Tenontosaurus tilletti 1163: 1145: 1128: 1110: 1093: 1076: 949:, having an elongated 920: 5998:Paleobiology Database 5834:Basturs Poble bonebed 2338:Sereno, Paul (2005). 2016:on December 13, 2021. 2006:UK English Dictionary 1151: 1134: 1116: 1099: 1082: 1074: 913: 798:Othniel Charles Marsh 723:such as the domestic 707:dinosaurs during the 5856:(contains hadrosaur 5254:Probrachylophosaurus 2317:10.2992/007.079.0103 1342:Triceratops horridus 1152:Life restoration of 1135:Life restoration of 2786:Heterodontosauridae 2281:1992HBio....6..159W 2220:2008CrRes..29..636B 2208:Cretaceous Research 2134:1882AmJS...23...81M 1946:10.7717/peerj.12362 1313:Hypsilophodon foxii 1232:Hypsilophodon foxii 963:Mandibular fenestra 914:Three-toed feet of 834:Edward Drinker Cope 752:Thomas Henry Huxley 746:History of research 5606:Ornithopodichnites 5217:Brachylophosaurini 3802:Hypsilophodontidae 3503:Hypsilophodontidae 3241:Pachycephalosauria 3230:Pachycephalosauria 2269:Historical Biology 2036:. Merriam-Webster. 1987:. Merriam-Webster. 1451:Hypsilophodontidae 1247:Hypsilophodontidae 1164: 1146: 1129: 1111: 1094: 1077: 1026:Hypsilophodontidae 921: 896:, and tentatively 317:Hypsilophodontidae 143:(background) with 6013: 6012: 5985:Open Tree of Life 5912:Taxon identifiers 5903: 5902: 5899: 5898: 5895: 5894: 5613:Shiraminesauropus 5506: 5505: 5469: 5468: 5465: 5464: 5461: 5460: 5457: 5456: 5352:Naashoibitosaurus 5273:Austrokritosauria 5233:Brachylophosaurus 5187: 5186: 4599: 4598: 4572: 4571: 4568: 4567: 4564: 4563: 4560: 4559: 4556: 4555: 4249: 4248: 4137: 4136: 4133: 4132: 4117:Transylvanosaurus 4003:Rhabdodontomorpha 3949:Notohypsilophodon 3920:Macrogryphosaurus 3734: 3733: 3730: 3729: 3726: 3725: 3722: 3721: 3540: 3539: 3536: 3535: 3532: 3531: 3471:Serendipaceratops 3304: 3303: 3263: 3262: 3259: 3258: 3255: 3254: 3251: 3250: 2955: 2954: 2951: 2950: 2816:Heterodontosaurus 2607: 2606: 2603: 2602: 2599: 2598: 1905: 1904: 1896: 1895: 1887: 1886: 1878: 1877: 1869: 1868: 1860: 1859: 1851: 1850: 1842: 1841: 1833: 1832: 1824: 1823: 1815: 1814: 1667: 1666: 1656:Notohypsilophodon 1617: 1616: 1557: 1556: 1519:Rhabdodontomorpha 1498: 1497: 1305:Rhabdodon priscus 1282:Rhabdodon priscus 1006:Macrogryphosaurus 784:, in addition to 577: 576: 571: 559: 544: 516: 515: 470: 389: 376:Rhabdodontomorpha 336: 300: 16:(Redirected from 6048: 6006: 6005: 5993: 5992: 5980: 5979: 5967: 5966: 5954: 5953: 5952: 5939: 5938: 5937: 5907: 5906: 5880:mummy S.M. R4036 5754:Microhadrosaurus 5747:Mandschurosaurus 5557:Camptosaurichnus 5550:Bonaparteichnium 5523: 5522: 5516:Related articles 5512: 5511: 5501: 5495: 5490: 5485: 5484: 5477: 5198: 5197: 5079:Parasaurolophini 4990:Angulomastacator 4968: 4967: 4909: 4908: 4828:Shuangmiaosaurus 4729:Huehuecanauhtlus 4715:Gongpoquansaurus 4629: 4628: 4618: 4617: 4605: 4604: 4594: 4588: 4587: 4580: 4434: 4433: 4429:Hadrosauriformes 4397:Ratchasimasaurus 4262: 4261: 4154: 4153: 4150: 4149: 4032:Muttaburrasaurus 4008: 4007: 3941:Muttaburrasaurus 3855:Atlascopcosaurus 3790:Thescelosauridae 3768: 3767: 3764: 3763: 3753: 3752: 3740: 3739: 3682: 3681: 3655: 3654: 3646: 3645: 3639: 3638: 3582: 3581: 3567: 3560: 3553: 3544: 3543: 3321: 3320: 3310: 3309: 3299: 3293: 3292: 3286: 3285: 3279: 3273: 3272: 3203: 3202: 3050:Thescelosauridae 2968: 2967: 2860: 2859: 2641: 2640: 2637: 2636: 2626: 2625: 2613: 2612: 2559: 2558: 2550: 2549: 2543: 2542: 2498: 2497: 2483: 2476: 2469: 2460: 2459: 2451: 2450: 2449: 2442: 2418: 2417: 2397: 2391: 2390: 2358: 2352: 2351: 2349: 2347: 2335: 2329: 2328: 2299: 2293: 2292: 2266: 2257: 2251: 2250: 2238: 2232: 2231: 2203: 2197: 2196: 2186: 2180: 2179: 2169: 2160: 2154: 2153: 2117: 2108: 2107: 2083: 2077: 2071: 2070: 2068: 2044: 2038: 2037: 2024: 2018: 2017: 2012:. Archived from 1995: 1989: 1988: 1975: 1969: 1968: 1958: 1948: 1924: 1806: 1805: 1772: 1771: 1752: 1751: 1730: 1729: 1703: 1702: 1689: 1688: 1631: 1630: 1581: 1580: 1574: 1573: 1525: 1524: 1515: 1514: 1489: 1457: 1456: 1447: 1446: 1430: 1429: 1415: 1414: 1388: 1387: 1373:Thescelosauridae 1366: 1365: 1356: 1355: 1297:Dryosaurus altus 1276:Dryosaurus altus 1103:Muttaburrasaurus 790:and tentatively 702: 701: 698: 697: 694: 691: 688: 685: 680: 679: 676: 673: 670: 667: 664: 661: 658: 655: 652: 649: 625: 624: 621: 620: 617: 614: 611: 608: 605: 602: 599: 596: 593: 590: 566: 564:Hypsilophodontia 551: 536: 505: 495: 485: 475: 468: 465:Thescelosauridae 462: 452:Possible members 448: 447: 434: 424: 414: 404: 394: 387: 383: 373: 362: 352: 341: 328: 324: 314: 295: 290: 274: 258: 242: 186: 185: 164:Dryosaurus altus 152:Muttaburrasaurus 126: 116: 53: 38:Temporal range: 32: 31: 21: 6056: 6055: 6051: 6050: 6049: 6047: 6046: 6045: 6016: 6015: 6014: 6009: 6001: 5996: 5988: 5983: 5975: 5970: 5962: 5957: 5948: 5947: 5942: 5933: 5932: 5927: 5914: 5904: 5891: 5872:mummy AMNH 5060 5839:Dakota (fossil) 5815: 5666: 5646: 5634:Tetrapodosaurus 5585:Hadrosaurichnus 5517: 5502: 5479: 5453: 5448:Shantungosaurus 5398: 5379:Augustynolophus 5364: 5308: 5282:Bonapartesaurus 5267: 5211: 5183: 5114: 5102:Parasaurolophus 5073: 4957: 4905: 4896: 4821:Qianjiangsaurus 4807:Probactrosaurus 4786:Penelopognathus 4625: 4612: 4595: 4582: 4552: 4532: 4489: 4423: 4404:Riabininohadros 4277:Bayannurosaurus 4258: 4245: 4181: 4146: 4129: 4074: 4044:Tenontosauridae 4038: 3997: 3833: 3812:Gideonmantellia 3796: 3760: 3747: 3718: 3698: 3671: 3665:Avemetatarsalia 3650:Avemetatarsalia 3640: 3587: 3586: 3576: 3571: 3541: 3528: 3512: 3493:Phytodinosauria 3476: 3432: 3315: 3300: 3287: 3280: 3267: 3247: 3224: 3198:Marginocephalia 3192: 3169: 3066:Changchunsaurus 3044: 2964: 2947: 2924: 2901: 2849: 2780: 2633: 2620: 2595: 2575: 2569:Avemetatarsalia 2554:Avemetatarsalia 2544: 2529:Avemetatarsalia 2503: 2502: 2492: 2487: 2457: 2447: 2445: 2437: 2427: 2422: 2421: 2398: 2394: 2373:(11): 967–979. 2359: 2355: 2345: 2343: 2336: 2332: 2300: 2296: 2264: 2258: 2254: 2239: 2235: 2204: 2200: 2187: 2183: 2167: 2161: 2157: 2118: 2111: 2078: 2074: 2045: 2041: 2026: 2025: 2021: 1997: 1996: 1992: 1977: 1976: 1972: 1925: 1916: 1911: 1906: 1897: 1888: 1879: 1870: 1861: 1852: 1843: 1834: 1825: 1816: 1800: 1683: 1668: 1618: 1558: 1547:Rhabdodontoidea 1532:Tenontosauridae 1499: 1465:Gideonmantellia 1424: 1422:Marginocephalia 1321: 1263:Marginocephalia 1176: 1100:Restoration of 1069: 1052:Shantungosaurus 908: 764:Scelidosauridae 748: 682: 646: 642: 587: 583: 517: 469:(paraphyletic?) 453: 294: 288: 272: 256: 240: 180: 117: 115: 114: 109: 104: 99: 94: 89: 84: 79: 74: 69: 64: 59: 48: 47: 44:Late Cretaceous 40:Middle Jurassic 36: 28: 23: 22: 15: 12: 11: 5: 6054: 6044: 6043: 6038: 6033: 6028: 6011: 6010: 6008: 6007: 5994: 5981: 5968: 5955: 5940: 5924: 5922: 5916: 5915: 5901: 5900: 5897: 5896: 5893: 5892: 5890: 5889: 5882: 5874: 5866: 5861: 5851: 5849:Hypsilophodont 5846: 5844:Hadrosaur diet 5841: 5836: 5831: 5823: 5821: 5820:Other articles 5817: 5816: 5814: 5813: 5806: 5799: 5792: 5785: 5782:Stephanosaurus 5778: 5771: 5764: 5757: 5750: 5743: 5736: 5729: 5722: 5719:Fulgurotherium 5715: 5708: 5701: 5693: 5686: 5678: 5676: 5668: 5667: 5665: 5664: 5656: 5654: 5648: 5647: 5645: 5644: 5637: 5630: 5623: 5616: 5609: 5602: 5595: 5592:Iguanodontipus 5588: 5581: 5574: 5567: 5560: 5553: 5546: 5539: 5531: 5529: 5519: 5518: 5508: 5507: 5504: 5503: 5472: 5470: 5467: 5466: 5463: 5462: 5459: 5458: 5455: 5454: 5452: 5451: 5444: 5441:Laiyangosaurus 5437: 5430: 5423: 5416: 5408: 5406: 5404:Edmontosaurini 5400: 5399: 5397: 5396: 5389: 5386:Prosaurolophus 5382: 5374: 5372: 5366: 5365: 5363: 5362: 5355: 5348: 5341: 5334: 5331:Coahuilasaurus 5327: 5318: 5316: 5310: 5309: 5307: 5306: 5299: 5292: 5285: 5277: 5275: 5269: 5268: 5266: 5265: 5257: 5250: 5243: 5236: 5229: 5221: 5219: 5213: 5212: 5210: 5209: 5201: 5195: 5189: 5188: 5185: 5184: 5182: 5181: 5174: 5167: 5160: 5153: 5146: 5139: 5132: 5124: 5122: 5116: 5115: 5113: 5112: 5105: 5098: 5091: 5083: 5081: 5075: 5074: 5072: 5071: 5064: 5057: 5050: 5043: 5035: 5028: 5021: 5014: 5007: 5000: 4993: 4986: 4979: 4971: 4965: 4963:Lambeosaurinae 4959: 4958: 4956: 4955: 4948: 4941: 4934: 4927: 4920: 4912: 4906: 4901: 4898: 4897: 4895: 4894: 4887: 4880: 4873: 4866: 4859: 4852: 4845: 4838: 4831: 4824: 4817: 4810: 4803: 4796: 4789: 4782: 4779:Nanyangosaurus 4775: 4772:Nanningosaurus 4768: 4761: 4754: 4746: 4739: 4732: 4725: 4718: 4711: 4704: 4701:Gilmoreosaurus 4697: 4690: 4683: 4676: 4669: 4662: 4655: 4647: 4640: 4632: 4626: 4623:Hadrosauroidea 4621: 4614: 4613: 4610:Hadrosauroidea 4601: 4600: 4597: 4596: 4575: 4573: 4570: 4569: 4566: 4565: 4562: 4561: 4558: 4557: 4554: 4553: 4551: 4550: 4549: 4548: 4542: 4540: 4538:Hadrosauroidea 4534: 4533: 4531: 4530: 4526:Mantellisaurus 4522: 4515: 4508: 4499: 4497: 4495:Iguanodontidae 4491: 4490: 4488: 4487: 4480: 4473: 4470:Mantellisaurus 4466: 4459: 4452: 4445: 4437: 4431: 4425: 4424: 4422: 4421: 4414: 4407: 4400: 4393: 4386: 4379: 4372: 4365: 4358: 4351: 4344: 4337: 4334:Iguanacolossus 4330: 4323: 4316: 4309: 4301: 4294: 4287: 4280: 4273: 4265: 4259: 4256:Ankylopollexia 4254: 4251: 4250: 4247: 4246: 4244: 4243: 4236: 4228: 4220: 4217:Eousdryosaurus 4213: 4206: 4203:Dysalotosaurus 4199: 4191: 4189: 4183: 4182: 4180: 4179: 4172: 4165: 4157: 4147: 4142: 4139: 4138: 4135: 4134: 4131: 4130: 4128: 4127: 4120: 4113: 4106: 4099: 4092: 4084: 4082: 4080:Rhabdodontidae 4076: 4075: 4073: 4072: 4065: 4058: 4049: 4047: 4040: 4039: 4037: 4036: 4028: 4020: 4011: 4005: 3999: 3998: 3996: 3995: 3991:Weewarrasaurus 3987: 3980: 3973: 3966: 3959: 3952: 3945: 3937: 3930: 3923: 3916: 3913:Leaellynasaura 3909: 3901: 3894: 3891:Gasparinisaura 3887: 3884:Galleonosaurus 3880: 3872: 3865: 3858: 3851: 3843: 3841: 3835: 3834: 3832: 3831: 3823: 3816: 3807: 3805: 3798: 3797: 3795: 3794: 3786: 3779: 3771: 3761: 3756: 3749: 3748: 3736: 3735: 3732: 3731: 3728: 3727: 3724: 3723: 3720: 3719: 3717: 3716: 3715: 3714: 3708: 3706: 3700: 3699: 3697: 3696: 3695: 3694: 3685: 3679: 3673: 3672: 3670: 3669: 3668: 3667: 3658: 3652: 3642: 3641: 3637: 3636: 3627: 3625:Neornithischia 3618: 3609: 3600: 3594: 3578: 3577: 3570: 3569: 3562: 3555: 3547: 3538: 3537: 3534: 3533: 3530: 3529: 3527: 3526: 3520: 3518: 3517:Other articles 3514: 3513: 3511: 3510: 3508:Jeholosauridae 3505: 3500: 3495: 3490: 3488:Ornithoscelida 3484: 3482: 3478: 3477: 3475: 3474: 3467: 3460: 3452: 3444: 3442: 3439:Incertae sedis 3434: 3433: 3431: 3430: 3423: 3416: 3409: 3402: 3395: 3388: 3381: 3374: 3367: 3364:Ferganocephale 3360: 3353: 3346: 3339: 3331: 3329: 3317: 3316: 3306: 3305: 3302: 3301: 3266: 3264: 3261: 3260: 3257: 3256: 3253: 3252: 3249: 3248: 3246: 3245: 3244: 3243: 3234: 3232: 3226: 3225: 3223: 3222: 3221: 3220: 3211: 3209: 3200: 3194: 3193: 3191: 3190: 3189: 3188: 3179: 3177: 3171: 3170: 3168: 3167: 3160: 3152: 3149:Thescelosaurus 3145: 3138: 3131: 3124: 3117: 3109: 3101: 3093: 3085: 3078: 3070: 3062: 3059:Albertadromeus 3054: 3052: 3046: 3045: 3043: 3042: 3035: 3028: 3021: 3014: 3007: 3000: 2997:Kulindadromeus 2993: 2986: 2979: 2971: 2965: 2962:Neornithischia 2960: 2957: 2956: 2953: 2952: 2949: 2948: 2946: 2945: 2944: 2943: 2934: 2932: 2926: 2925: 2923: 2922: 2921: 2920: 2911: 2909: 2903: 2902: 2900: 2899: 2892: 2885: 2882:Scutellosaurus 2878: 2871: 2863: 2857: 2851: 2850: 2848: 2847: 2840: 2833: 2826: 2819: 2812: 2805: 2798: 2790: 2788: 2782: 2781: 2779: 2778: 2770: 2762: 2754: 2746: 2738: 2730: 2722: 2715: 2708: 2700: 2692: 2684: 2676: 2669: 2661: 2653: 2644: 2634: 2629: 2622: 2621: 2609: 2608: 2605: 2604: 2601: 2600: 2597: 2596: 2594: 2593: 2592: 2591: 2585: 2583: 2577: 2576: 2574: 2573: 2572: 2571: 2562: 2556: 2546: 2545: 2541: 2540: 2531: 2522: 2516: 2510: 2494: 2493: 2486: 2485: 2478: 2471: 2463: 2456: 2455: 2435: 2434: 2426: 2425:External links 2423: 2420: 2419: 2408:(1): 2346577. 2392: 2353: 2340:"Iguanodontia" 2330: 2294: 2275:(3): 159–184. 2252: 2233: 2214:(4): 636–642. 2198: 2181: 2155: 2128:(133): 81–86. 2109: 2072: 2039: 2019: 1990: 1970: 1913: 1912: 1910: 1907: 1903: 1902: 1899: 1898: 1894: 1893: 1890: 1889: 1885: 1884: 1881: 1880: 1876: 1875: 1872: 1871: 1867: 1866: 1863: 1862: 1858: 1857: 1854: 1853: 1849: 1848: 1845: 1844: 1840: 1839: 1836: 1835: 1831: 1830: 1827: 1826: 1822: 1821: 1818: 1817: 1813: 1812: 1809: 1808: 1797:Ankylopollexia 1792: 1789: 1788: 1785: 1784: 1775: 1770: 1768: 1765: 1764: 1761: 1760: 1755: 1750: 1748: 1745: 1744: 1741: 1740: 1733: 1728: 1726: 1720: 1719: 1716: 1715: 1706: 1701: 1699: 1696: 1695: 1692: 1691: 1677: 1674: 1673: 1670: 1669: 1665: 1664: 1661: 1660: 1651: 1648: 1647: 1644: 1643: 1639:Gasparinisaura 1634: 1629: 1627: 1624: 1623: 1620: 1619: 1615: 1614: 1611: 1610: 1601: 1598: 1597: 1594: 1593: 1584: 1579: 1577: 1572: 1570: 1568:Euiguanodontia 1564: 1563: 1560: 1559: 1555: 1554: 1551: 1550: 1543: 1540: 1539: 1536: 1535: 1528: 1523: 1521: 1513: 1511: 1505: 1504: 1501: 1500: 1496: 1495: 1492: 1491: 1477: 1474: 1473: 1470: 1469: 1460: 1455: 1453: 1445: 1443: 1437: 1436: 1433: 1432: 1418: 1413: 1411: 1405: 1404: 1401: 1400: 1396:Kulindadromeus 1391: 1386: 1384: 1381: 1380: 1377: 1376: 1369: 1364: 1362: 1354: 1320: 1317: 1217:Hadrosauroidea 1197:Iguanodontidae 1175: 1172: 1143:styracosternan 1138:Iguanacolossus 1120:Dysalotosaurus 1068: 1067:Classification 1065: 1000:Thescelosaurus 967:ornithischians 907: 904: 826:Iguanodontidae 760:Megalosauridae 756:Iguanodontidae 747: 744: 575: 574: 573: 572: 560: 545: 526: 525: 519: 518: 514: 513: 512: 511: 501: 491: 488:Kulindadromeus 481: 471: 455: 454: 451: 446: 445: 444: 443: 442: 441: 440: 437:Ankylopollexia 430: 420: 410: 400: 379: 369: 358: 348: 320: 307: 306: 302: 301: 286: 279: 278: 270: 263: 262: 260:Neornithischia 254: 247: 246: 238: 231: 230: 225: 218: 217: 212: 208: 207: 202: 198: 197: 192: 188: 187: 174: 173: 149:(foreground), 128: 127: 119: 118: 110: 105: 100: 95: 90: 85: 80: 75: 70: 65: 60: 55: 37: 26: 9: 6: 4: 3: 2: 6053: 6042: 6039: 6037: 6034: 6032: 6029: 6027: 6024: 6023: 6021: 6004: 5999: 5995: 5991: 5986: 5982: 5978: 5973: 5969: 5965: 5960: 5956: 5951: 5945: 5941: 5936: 5930: 5926: 5925: 5923: 5921: 5917: 5913: 5908: 5888: 5887: 5883: 5881: 5879: 5878:Edmontosaurus 5875: 5873: 5871: 5870:Edmontosaurus 5867: 5865: 5862: 5859: 5855: 5852: 5850: 5847: 5845: 5842: 5840: 5837: 5835: 5832: 5830: 5829: 5825: 5824: 5822: 5818: 5812: 5811: 5807: 5805: 5804: 5800: 5798: 5797: 5793: 5791: 5790: 5789:Syngonosaurus 5786: 5784: 5783: 5779: 5777: 5776: 5772: 5770: 5769: 5765: 5763: 5762: 5758: 5756: 5755: 5751: 5749: 5748: 5744: 5742: 5741: 5737: 5735: 5734: 5733:Koutalisaurus 5730: 5728: 5727: 5723: 5721: 5720: 5716: 5714: 5713: 5712:Eucercosaurus 5709: 5707: 5706: 5702: 5699: 5698: 5694: 5692: 5691: 5687: 5685: 5684: 5683:Arstanosaurus 5680: 5679: 5677: 5675: 5674: 5669: 5663: 5662: 5658: 5657: 5655: 5653: 5649: 5643: 5642: 5638: 5636: 5635: 5631: 5629: 5628: 5624: 5622: 5621: 5617: 5615: 5614: 5610: 5608: 5607: 5603: 5601: 5600: 5599:Orcauichnites 5596: 5594: 5593: 5589: 5587: 5586: 5582: 5580: 5579: 5575: 5573: 5572: 5568: 5566: 5565: 5561: 5559: 5558: 5554: 5552: 5551: 5547: 5545: 5544: 5540: 5538: 5537: 5536:Amblydactylus 5533: 5532: 5530: 5528: 5524: 5520: 5513: 5509: 5500: 5496: 5494: 5489: 5483: 5476: 5450: 5449: 5445: 5443: 5442: 5438: 5436: 5435: 5434:Kundurosaurus 5431: 5429: 5428: 5427:Kerberosaurus 5424: 5422: 5421: 5417: 5415: 5414: 5413:Edmontosaurus 5410: 5409: 5407: 5405: 5401: 5395: 5394: 5390: 5388: 5387: 5383: 5381: 5380: 5376: 5375: 5373: 5371: 5367: 5361: 5360: 5356: 5354: 5353: 5349: 5347: 5346: 5342: 5340: 5339: 5335: 5333: 5332: 5328: 5325: 5324: 5323:Anasazisaurus 5320: 5319: 5317: 5315: 5311: 5305: 5304: 5303:Secernosaurus 5300: 5298: 5297: 5296:Kelumapusaura 5293: 5291: 5290: 5286: 5284: 5283: 5279: 5278: 5276: 5274: 5270: 5263: 5262: 5258: 5256: 5255: 5251: 5249: 5248: 5244: 5242: 5241: 5237: 5235: 5234: 5230: 5228: 5227: 5223: 5222: 5220: 5218: 5214: 5208: 5207: 5203: 5202: 5199: 5196: 5194: 5193:Saurolophinae 5190: 5180: 5179: 5175: 5173: 5172: 5168: 5166: 5165: 5161: 5159: 5158: 5154: 5152: 5151: 5147: 5145: 5144: 5143:Hypacrosaurus 5140: 5138: 5137: 5136:Corythosaurus 5133: 5131: 5130: 5126: 5125: 5123: 5121: 5120:Lambeosaurini 5117: 5111: 5110: 5106: 5104: 5103: 5099: 5097: 5096: 5095:Charonosaurus 5092: 5090: 5089: 5085: 5084: 5082: 5080: 5076: 5070: 5069: 5068:Tsintaosaurus 5065: 5063: 5062: 5061:Pararhabdodon 5058: 5056: 5055: 5054:Nipponosaurus 5051: 5049: 5048: 5044: 5041: 5040: 5036: 5034: 5033: 5029: 5027: 5026: 5025:Jaxartosaurus 5022: 5020: 5019: 5015: 5013: 5012: 5008: 5006: 5005: 5001: 4999: 4998: 4994: 4992: 4991: 4987: 4985: 4984: 4980: 4978: 4977: 4976:Adynomosaurus 4973: 4972: 4969: 4966: 4964: 4960: 4954: 4953: 4949: 4947: 4946: 4942: 4940: 4939: 4938:Lapampasaurus 4935: 4933: 4932: 4928: 4926: 4925: 4921: 4919: 4918: 4914: 4913: 4910: 4907: 4904: 4903:Hadrosauridae 4899: 4893: 4892: 4888: 4886: 4885: 4884:Zhanghenglong 4881: 4879: 4878: 4874: 4872: 4871: 4867: 4865: 4864: 4860: 4858: 4857: 4856:Telmatosaurus 4853: 4851: 4850: 4846: 4844: 4843: 4839: 4837: 4836: 4832: 4830: 4829: 4825: 4823: 4822: 4818: 4816: 4815: 4811: 4809: 4808: 4804: 4802: 4801: 4800:Portellsaurus 4797: 4795: 4794: 4790: 4788: 4787: 4783: 4781: 4780: 4776: 4774: 4773: 4769: 4767: 4766: 4762: 4760: 4759: 4755: 4752: 4751: 4747: 4745: 4744: 4740: 4738: 4737: 4733: 4731: 4730: 4726: 4724: 4723: 4719: 4717: 4716: 4712: 4710: 4709: 4705: 4703: 4702: 4698: 4696: 4695: 4691: 4689: 4688: 4684: 4682: 4681: 4677: 4675: 4674: 4670: 4668: 4667: 4663: 4661: 4660: 4656: 4653: 4652: 4648: 4646: 4645: 4641: 4639: 4638: 4634: 4633: 4630: 4627: 4624: 4619: 4615: 4611: 4606: 4602: 4593: 4589: 4586: 4579: 4546: 4545: 4544: 4543: 4541: 4539: 4535: 4528: 4527: 4523: 4521: 4520: 4516: 4514: 4513: 4509: 4506: 4505: 4501: 4500: 4498: 4496: 4492: 4486: 4485: 4481: 4479: 4478: 4474: 4472: 4471: 4467: 4465: 4464: 4463:Jinzhousaurus 4460: 4458: 4457: 4456:Hypselospinus 4453: 4451: 4450: 4446: 4444: 4443: 4439: 4438: 4435: 4432: 4430: 4426: 4420: 4419: 4415: 4413: 4412: 4411:Theiophytalia 4408: 4406: 4405: 4401: 4399: 4398: 4394: 4392: 4391: 4387: 4385: 4384: 4380: 4378: 4377: 4373: 4371: 4370: 4366: 4364: 4363: 4359: 4357: 4356: 4352: 4350: 4349: 4345: 4343: 4342: 4341:Lanzhousaurus 4338: 4336: 4335: 4331: 4329: 4328: 4324: 4322: 4321: 4317: 4315: 4314: 4310: 4307: 4306: 4302: 4300: 4299: 4295: 4293: 4292: 4288: 4286: 4285: 4281: 4279: 4278: 4274: 4272: 4271: 4267: 4266: 4263: 4260: 4257: 4252: 4242: 4241: 4237: 4234: 4233: 4229: 4226: 4225: 4221: 4219: 4218: 4214: 4212: 4211: 4210:Elrhazosaurus 4207: 4205: 4204: 4200: 4198: 4197: 4193: 4192: 4190: 4188: 4184: 4178: 4177: 4173: 4171: 4170: 4166: 4164: 4163: 4159: 4158: 4155: 4151: 4148: 4145: 4140: 4126: 4125: 4121: 4119: 4118: 4114: 4112: 4111: 4107: 4105: 4104: 4100: 4098: 4097: 4093: 4091: 4090: 4086: 4085: 4083: 4081: 4077: 4071: 4070: 4069:Tenontosaurus 4066: 4064: 4063: 4059: 4056: 4055: 4054:Convolosaurus 4051: 4050: 4048: 4045: 4041: 4034: 4033: 4029: 4026: 4025: 4021: 4018: 4017: 4016:Ampelognathus 4013: 4012: 4009: 4006: 4004: 4000: 3993: 3992: 3988: 3986: 3985: 3981: 3979: 3978: 3974: 3972: 3971: 3967: 3965: 3964: 3960: 3958: 3957: 3953: 3951: 3950: 3946: 3943: 3942: 3938: 3936: 3935: 3931: 3929: 3928: 3927:Mahuidacursor 3924: 3922: 3921: 3917: 3915: 3914: 3910: 3907: 3906: 3902: 3900: 3899: 3895: 3893: 3892: 3888: 3886: 3885: 3881: 3878: 3877: 3873: 3871: 3870: 3866: 3864: 3863: 3859: 3857: 3856: 3852: 3850: 3849: 3845: 3844: 3842: 3840: 3836: 3829: 3828: 3824: 3822: 3821: 3820:Hypsilophodon 3817: 3814: 3813: 3809: 3808: 3806: 3803: 3799: 3792: 3791: 3787: 3785: 3784: 3783:Callovosaurus 3780: 3778: 3777: 3776:Burianosaurus 3773: 3772: 3769: 3765: 3762: 3759: 3754: 3750: 3746: 3741: 3737: 3712: 3711: 3710: 3709: 3707: 3705: 3701: 3693: 3689: 3688: 3687: 3686: 3683: 3680: 3678: 3674: 3666: 3662: 3661: 3660: 3659: 3656: 3653: 3651: 3647: 3643: 3635: 3631: 3628: 3626: 3622: 3619: 3617: 3613: 3610: 3608: 3604: 3601: 3599: 3595: 3593: 3589: 3588: 3583: 3579: 3575: 3568: 3563: 3561: 3556: 3554: 3549: 3548: 3545: 3525: 3522: 3521: 3519: 3515: 3509: 3506: 3504: 3501: 3499: 3496: 3494: 3491: 3489: 3486: 3485: 3483: 3479: 3473: 3472: 3468: 3466: 3465: 3461: 3458: 3457: 3456:Dravidosaurus 3453: 3451: 3450: 3446: 3445: 3443: 3441: 3440: 3435: 3429: 3428: 3424: 3422: 3421: 3417: 3415: 3414: 3410: 3408: 3407: 3406:Syngonosaurus 3403: 3401: 3400: 3396: 3394: 3393: 3389: 3387: 3386: 3382: 3380: 3379: 3375: 3373: 3372: 3368: 3366: 3365: 3361: 3359: 3358: 3354: 3352: 3351: 3347: 3345: 3344: 3340: 3338: 3337: 3333: 3332: 3330: 3328: 3327: 3322: 3318: 3311: 3307: 3298: 3294: 3291: 3284: 3278: 3271: 3242: 3238: 3237: 3236: 3235: 3233: 3231: 3227: 3219: 3215: 3214: 3213: 3212: 3210: 3208: 3204: 3201: 3199: 3195: 3187: 3183: 3182: 3181: 3180: 3178: 3176: 3172: 3166: 3165: 3164:Zephyrosaurus 3161: 3158: 3157: 3153: 3151: 3150: 3146: 3144: 3143: 3139: 3137: 3136: 3135:Oryctodromeus 3132: 3130: 3129: 3125: 3123: 3122: 3121:Nevadadromeus 3118: 3115: 3114: 3110: 3107: 3106: 3105:Koreanosaurus 3102: 3099: 3098: 3094: 3091: 3090: 3086: 3084: 3083: 3079: 3076: 3075: 3071: 3068: 3067: 3063: 3061: 3060: 3056: 3055: 3053: 3051: 3047: 3041: 3040: 3036: 3034: 3033: 3029: 3027: 3026: 3022: 3020: 3019: 3015: 3013: 3012: 3008: 3006: 3005: 3001: 2999: 2998: 2994: 2992: 2991: 2990:Hypsilophodon 2987: 2985: 2984: 2983:Hexinlusaurus 2980: 2978: 2977: 2973: 2972: 2969: 2966: 2963: 2958: 2942: 2938: 2937: 2936: 2935: 2933: 2931: 2927: 2919: 2915: 2914: 2913: 2912: 2910: 2908: 2904: 2898: 2897: 2893: 2891: 2890: 2886: 2884: 2883: 2879: 2877: 2876: 2875:Scelidosaurus 2872: 2870: 2869: 2865: 2864: 2861: 2858: 2856: 2852: 2846: 2845: 2841: 2839: 2838: 2834: 2832: 2831: 2827: 2825: 2824: 2820: 2818: 2817: 2813: 2811: 2810: 2806: 2804: 2803: 2799: 2797: 2796: 2795:Abrictosaurus 2792: 2791: 2789: 2787: 2783: 2776: 2775: 2771: 2768: 2767: 2763: 2760: 2759: 2755: 2752: 2751: 2747: 2744: 2743: 2739: 2736: 2735: 2731: 2728: 2727: 2723: 2721: 2720: 2719:Lesothosaurus 2716: 2714: 2713: 2712:Laquintasaura 2709: 2706: 2705: 2701: 2698: 2697: 2693: 2690: 2689: 2685: 2682: 2681: 2680:Eucoelophysis 2677: 2675: 2674: 2670: 2667: 2666: 2662: 2659: 2658: 2654: 2651: 2650: 2646: 2645: 2642: 2638: 2635: 2632: 2627: 2623: 2619: 2614: 2610: 2589: 2588: 2587: 2586: 2584: 2582: 2578: 2570: 2566: 2565: 2564: 2563: 2560: 2557: 2555: 2551: 2547: 2539: 2535: 2532: 2530: 2526: 2523: 2521: 2517: 2515: 2511: 2509: 2505: 2504: 2499: 2495: 2491: 2484: 2479: 2477: 2472: 2470: 2465: 2464: 2461: 2454: 2444: 2443: 2440: 2432: 2429: 2428: 2415: 2411: 2407: 2403: 2396: 2388: 2384: 2380: 2376: 2372: 2368: 2364: 2357: 2342:. TaxonSearch 2341: 2334: 2326: 2322: 2318: 2314: 2310: 2306: 2298: 2290: 2286: 2282: 2278: 2274: 2270: 2263: 2256: 2249:(4): 471–483. 2248: 2244: 2237: 2229: 2225: 2221: 2217: 2213: 2209: 2202: 2194: 2193: 2185: 2177: 2173: 2166: 2159: 2151: 2147: 2143: 2139: 2135: 2131: 2127: 2123: 2116: 2114: 2105: 2101: 2097: 2093: 2089: 2082: 2076: 2067: 2062: 2058: 2054: 2050: 2043: 2035: 2034: 2029: 2023: 2015: 2011: 2007: 2005: 2000: 1994: 1986: 1985: 1980: 1979:"Ornithopoda" 1974: 1966: 1962: 1957: 1952: 1947: 1942: 1938: 1934: 1930: 1923: 1921: 1919: 1914: 1901: 1900: 1892: 1891: 1883: 1882: 1874: 1873: 1865: 1864: 1856: 1855: 1847: 1846: 1838: 1837: 1829: 1828: 1820: 1819: 1811: 1810: 1807: 1804: 1799: 1798: 1791: 1790: 1787: 1786: 1783: 1782: 1781: 1774: 1773: 1767: 1766: 1763: 1762: 1759: 1754: 1753: 1747: 1746: 1743: 1742: 1739: 1738: 1732: 1731: 1725: 1722: 1721: 1718: 1717: 1714: 1713: 1712: 1705: 1704: 1698: 1697: 1694: 1693: 1690: 1687: 1682: 1676: 1675: 1672: 1671: 1663: 1662: 1659: 1658: 1657: 1650: 1649: 1646: 1645: 1642: 1641: 1640: 1633: 1632: 1626: 1625: 1622: 1621: 1613: 1612: 1609: 1608: 1607: 1600: 1599: 1596: 1595: 1592: 1591: 1590: 1583: 1582: 1576: 1575: 1569: 1566: 1565: 1562: 1561: 1553: 1552: 1549: 1548: 1542: 1541: 1538: 1537: 1534: 1533: 1527: 1526: 1520: 1517: 1516: 1510: 1507: 1506: 1503: 1502: 1494: 1493: 1490: 1488: 1484: 1483: 1482:Hypsilophodon 1476: 1475: 1472: 1471: 1468: 1467: 1466: 1459: 1458: 1452: 1449: 1448: 1442: 1439: 1438: 1435: 1434: 1431: 1428: 1423: 1417: 1416: 1410: 1407: 1406: 1403: 1402: 1399: 1398: 1397: 1390: 1389: 1383: 1382: 1379: 1378: 1375: 1374: 1368: 1367: 1361: 1358: 1357: 1353: 1352: 1348: 1344: 1343: 1338: 1337: 1332: 1331: 1326: 1316: 1314: 1310: 1306: 1302: 1298: 1294: 1290: 1289: 1284: 1283: 1278: 1277: 1272: 1268: 1264: 1260: 1259: 1254: 1253: 1252:Burianosaurus 1248: 1244: 1243:Hypsilophodon 1240: 1239: 1234: 1233: 1228: 1227: 1222: 1218: 1214: 1210: 1206: 1202: 1198: 1192: 1190: 1186: 1182: 1171: 1169: 1161: 1160:lambeosaurine 1157: 1156: 1150: 1144: 1140: 1139: 1133: 1126: 1122: 1121: 1115: 1109: 1105: 1104: 1098: 1092: 1088: 1087: 1081: 1073: 1064: 1062: 1058: 1054: 1053: 1048: 1043: 1041: 1040: 1039:Hypsilophodon 1035: 1031: 1030:iguanodontian 1027: 1023: 1019: 1015: 1010: 1008: 1007: 1002: 1001: 996: 995: 990: 989: 984: 983: 978: 977: 976:Hypsilophodon 972: 971:cartilaginous 968: 964: 960: 956: 952: 948: 944: 940: 937:("bird") and 936: 932: 929: 925: 919: 918: 912: 903: 901: 900: 895: 894: 889: 888: 883: 882: 877: 876: 871: 867: 863: 859: 858: 853: 852: 847: 846: 841: 840: 839:Hypsilophodon 835: 831: 830:Hadrosauridae 827: 823: 822:Camptonotidae 819: 815: 811: 807: 803: 799: 795: 794: 789: 788: 783: 782: 777: 776: 775:Hypsilophodon 771: 770: 765: 761: 757: 753: 743: 741: 738: 734: 730: 726: 722: 718: 714: 710: 706: 700: 640: 636: 633: 632:ornithischian 629: 623: 581: 570: 565: 561: 558: 554: 550: 549:Euornithopoda 546: 543: 539: 534: 530: 529: 527: 524: 520: 510: 509: 502: 500: 499: 492: 490: 489: 482: 480: 479: 472: 467: 466: 459: 458: 457: 456: 450: 449: 439: 438: 431: 429: 428: 421: 419: 418: 411: 409: 408: 401: 399: 398: 391: 390: 386: 380: 378: 377: 370: 367: 366: 359: 357: 356: 355:Callovosaurus 349: 346: 345: 344:Burianosaurus 338: 337: 335: 331: 327: 321: 319: 318: 311: 310: 308: 303: 298: 293: 287: 284: 281: 280: 277: 271: 268: 265: 264: 261: 255: 252: 249: 248: 245: 239: 236: 233: 232: 229: 226: 223: 220: 219: 216: 213: 210: 209: 206: 203: 200: 199: 196: 193: 190: 189: 184: 179: 175: 172: 171: 166: 165: 160: 159: 154: 153: 148: 147: 146:Convolosaurus 142: 141: 140:Tenontosaurus 136: 135: 129: 125: 120: 113: 108: 103: 98: 93: 88: 83: 78: 73: 68: 63: 58: 52: 45: 41: 33: 30: 19: 5919: 5884: 5877: 5869: 5857: 5826: 5808: 5801: 5794: 5787: 5780: 5773: 5766: 5759: 5752: 5745: 5738: 5731: 5724: 5717: 5710: 5703: 5697:Claorhynchus 5695: 5688: 5681: 5673:Nomina dubia 5671: 5661:Guegoolithus 5659: 5639: 5632: 5627:Staurichnium 5625: 5620:Sousaichnium 5618: 5611: 5604: 5597: 5590: 5583: 5576: 5571:Dakotasaurus 5569: 5564:Caririchnium 5562: 5555: 5548: 5541: 5534: 5478: 5446: 5439: 5432: 5425: 5418: 5411: 5391: 5384: 5377: 5370:Saurolophini 5357: 5350: 5343: 5336: 5329: 5321: 5314:Kritosaurini 5301: 5294: 5289:Huallasaurus 5287: 5280: 5261:Wulagasaurus 5259: 5252: 5245: 5238: 5231: 5224: 5204: 5176: 5169: 5162: 5155: 5150:Lambeosaurus 5148: 5141: 5134: 5127: 5107: 5100: 5093: 5086: 5066: 5059: 5052: 5045: 5037: 5030: 5023: 5016: 5009: 5002: 4995: 4988: 4981: 4974: 4952:Yamatosaurus 4950: 4943: 4936: 4929: 4922: 4917:Aquilarhinus 4915: 4889: 4882: 4875: 4868: 4863:Tethyshadros 4861: 4854: 4847: 4840: 4833: 4826: 4819: 4812: 4805: 4798: 4793:Plesiohadros 4791: 4784: 4777: 4770: 4765:Lophorhothon 4763: 4756: 4748: 4741: 4734: 4727: 4720: 4713: 4706: 4699: 4692: 4685: 4678: 4671: 4664: 4657: 4651:Batyrosaurus 4649: 4644:Bactrosaurus 4642: 4635: 4581: 4524: 4517: 4510: 4502: 4484:Ouranosaurus 4482: 4475: 4468: 4461: 4454: 4449:Brighstoneus 4447: 4440: 4416: 4409: 4402: 4395: 4388: 4381: 4376:Osmakasaurus 4374: 4369:Oblitosaurus 4367: 4360: 4353: 4346: 4339: 4332: 4325: 4318: 4311: 4303: 4296: 4291:Camptosaurus 4289: 4282: 4275: 4268: 4238: 4232:Kangnasaurus 4230: 4222: 4215: 4208: 4201: 4194: 4187:Dryosauridae 4174: 4167: 4160: 4122: 4115: 4108: 4101: 4094: 4089:Matheronodon 4087: 4067: 4060: 4052: 4030: 4022: 4014: 3989: 3982: 3975: 3968: 3963:Sektensaurus 3961: 3956:Qantassaurus 3954: 3947: 3939: 3932: 3925: 3918: 3911: 3905:Kangnasaurus 3903: 3896: 3889: 3882: 3874: 3869:Diluvicursor 3867: 3860: 3853: 3846: 3827:Vectidromeus 3825: 3818: 3810: 3788: 3781: 3774: 3757: 3744: 3703: 3692:Ornithischia 3677:Ornithischia 3629: 3620: 3616:Ornithischia 3611: 3602: 3573: 3498:Silesauridae 3469: 3462: 3454: 3449:Ajkaceratops 3447: 3437: 3425: 3418: 3411: 3404: 3397: 3392:Notoceratops 3390: 3383: 3378:Gongbusaurus 3376: 3371:Geranosaurus 3369: 3362: 3355: 3348: 3341: 3334: 3326:Nomina dubia 3324: 3274: 3174: 3162: 3154: 3147: 3142:Parksosaurus 3140: 3133: 3126: 3119: 3111: 3103: 3097:Jeholosaurus 3095: 3087: 3080: 3072: 3064: 3057: 3037: 3030: 3025:Sanxiasaurus 3023: 3016: 3009: 3004:Minimocursor 3002: 2995: 2988: 2981: 2974: 2918:Ankylosauria 2907:Ankylosauria 2894: 2887: 2880: 2873: 2866: 2842: 2835: 2828: 2821: 2814: 2807: 2800: 2793: 2774:Technosaurus 2772: 2766:Soumyasaurus 2764: 2756: 2748: 2742:Pisanosaurus 2740: 2732: 2724: 2717: 2710: 2702: 2696:Ignotosaurus 2694: 2686: 2678: 2671: 2663: 2655: 2647: 2631:Ornithischia 2618:Ornithischia 2581:Ornithischia 2533: 2524: 2490:Ornithischia 2405: 2401: 2395: 2370: 2366: 2356: 2344:. Retrieved 2333: 2308: 2304: 2303:Argentina". 2297: 2272: 2268: 2255: 2246: 2242: 2236: 2211: 2207: 2201: 2191: 2184: 2175: 2171: 2158: 2125: 2121: 2102:– via 2091: 2075: 2056: 2052: 2042: 2031: 2028:"ornithopod" 2022: 2014:the original 2002: 1999:"ornithopod" 1993: 1982: 1973: 1936: 1932: 1795: 1794: 1780:Oblitosaurus 1778: 1777: 1757: 1737:Dryosauridae 1735: 1723: 1709: 1708: 1679: 1654: 1653: 1637: 1636: 1606:Diluvicursor 1604: 1603: 1587: 1586: 1567: 1545: 1530: 1509:Iguanodontia 1508: 1480: 1479: 1463: 1462: 1440: 1420: 1394: 1393: 1371: 1350: 1340: 1334: 1328: 1322: 1312: 1308: 1304: 1300: 1296: 1286: 1280: 1274: 1270: 1256: 1250: 1242: 1236: 1230: 1224: 1205:paraphyletic 1201:phylogenetic 1193: 1188: 1177: 1165: 1153: 1136: 1118: 1117:Skeleton of 1101: 1086:Diluvicursor 1084: 1050: 1044: 1037: 1034:paraphyletic 1025: 1011: 1004: 998: 992: 988:Parksosaurus 986: 980: 974: 942: 938: 934: 930: 923: 922: 915: 897: 891: 885: 879: 873: 866:Camptosaurus 865: 861: 855: 849: 843: 837: 791: 785: 779: 773: 767: 749: 729:hadrosaurids 713:Iguanodontia 712: 638: 579: 578: 563: 548: 532: 506: 496: 486: 476: 463: 435: 427:Dryosauridae 425: 415: 405: 395: 388:Sereno, 1986 384: 374: 363: 353: 342: 326:Iguanodontia 325: 315: 291: 282: 266: 250: 244:Ornithischia 234: 221: 168: 162: 156: 150: 144: 138: 134:Ouranosaurus 132: 49:164–66  29: 18:Iguanodontia 6026:Ornithopods 5950:Ornithopoda 5944:Wikispecies 5920:Ornithopoda 5886:Willinakaqe 5858:nomina nuda 5775:Siluosaurus 5740:Loncosaurus 5578:Dinehichnus 5420:Kamuysaurus 5393:Saurolophus 5345:Kritosaurus 5338:Gryposaurus 5171:Sahaliyania 5157:Magnapaulia 5129:Amurosaurus 5109:Tlatolophus 5088:Adelolophus 5032:Kazaklambia 5011:Blasisaurus 5004:Arenysaurus 4997:Aralosaurus 4931:Hadrosaurus 4924:Eotrachodon 4877:Yunganglong 4842:Sirindhorna 4814:Protohadros 4750:Koshisaurus 4743:Jintasaurus 4512:Comptonatus 4362:Napaisaurus 4348:Lurdusaurus 4320:Fukuisaurus 4298:Cedrorestes 4240:Valdosaurus 4103:Pareisactus 3934:Morrosaurus 3898:Isasicursor 3862:Chakisaurus 3758:Ornithopoda 3745:Ornithopoda 3704:Ornithopoda 3574:Ornithopoda 3427:Trimucrodon 3399:Siluosaurus 3357:Fabrosaurus 3350:Craspedodon 3343:Bienosaurus 3186:Ornithopoda 3175:Ornithopoda 3074:Changmiania 3039:Yandusaurus 2976:Agilisaurus 2941:Stegosauria 2930:Stegosauria 2855:Thyreophora 2734:Lutungutali 2704:Kwanasaurus 2657:Asilisaurus 2649:Amanasaurus 1441:Ornithopoda 1221:Paul Sereno 1199:. However, 1155:Amurosaurus 1106:, an early 1057:metric tons 969:, had thin 924:Ornithopoda 906:Description 887:Hadrosaurus 881:Vectisaurus 862:Camptonotus 845:Camptonotus 814:Stegosauria 787:Cetiosaurus 781:Hadrosaurus 705:herbivorous 639:ornithopods 580:Ornithopoda 533:Clypeodonta 508:Yandusaurus 478:Changmiania 292:Ornithopoda 35:Ornithopods 6020:Categories 5828:Arkharavia 5803:Tichosteus 5796:Thespesius 5768:Pteropelyx 5761:Orthomerus 5641:Wintonopus 5226:Acristavus 5206:Barsboldia 5164:Olorotitan 5039:Latirhinus 4891:Zuoyunlong 4758:Levnesovia 4708:Gobihadros 4673:Datonglong 4666:Claosaurus 4637:Altirhinus 4547:see below↓ 4477:Morelladon 4355:Magnamanus 4327:Hippodraco 4196:Dryosaurus 4169:Hesperonyx 4144:Dryomorpha 3984:Trinisaura 3977:Tietasaura 3970:Talenkauen 3848:Anabisetia 3713:see below↓ 3607:Dinosauria 3481:Other taxa 3420:Tichosteus 3413:Tatisaurus 3218:Ceratopsia 3207:Ceratopsia 3156:Yueosaurus 3128:Orodromeus 3113:Nanosaurus 3032:Xiaosaurus 3011:Nanosaurus 2889:Yuxisaurus 2868:Emausaurus 2844:Tianyulong 2837:Pegomastax 2823:Lycorhinus 2809:Fruitadens 2758:Silesaurus 2750:Sacisaurus 2726:Lewisuchus 2590:see below↓ 2538:Dinosauria 2520:Sauropsida 2104:Wikisource 1939:: e12362. 1909:References 1724:Dryomorpha 1589:Anabisetia 1360:Pyrodontia 1267:node-based 1209:hadrosaurs 1125:dryosaurid 1108:iguanodont 1091:elasmarian 1061:short tons 994:Talenkauen 982:Nanosaurus 899:Agathaumas 857:Nanosaurus 793:Stenopelix 709:Cretaceous 498:Nanosaurus 407:Hesperonyx 385:Dryomorpha 305:Subgroups 228:Dinosauria 5810:Trachodon 5726:Glishades 5705:Diclonius 5543:Anomoepus 5527:Ichnotaxa 5240:Maiasaura 5178:Velafrons 4687:Equijubus 4659:Choyrodon 4519:Iguanodon 4383:Planicoxa 4313:Dakotadon 4284:Calvarius 4110:Rhabdodon 4096:Mochlodon 3839:Elasmaria 3590:Kingdom: 3385:Laosaurus 3018:Phyllodon 2802:Echinodon 2688:Gamatavus 2506:Kingdom: 2453:Dinosaurs 2311:: 39–50. 2150:130836648 2059:(1): 91. 1681:Elasmaria 1347:cladogram 1325:PhyloCode 1319:Phylogeny 1293:PhyloCode 1047:sauropods 1014:theropods 1009:to date. 917:Iguanodon 875:Iguanodon 870:a cricket 851:Laosaurus 818:Hallopoda 810:Sauropoda 806:Theropoda 769:Iguanodon 750:In 1870, 740:dinosaurs 637:, called 635:dinosaurs 365:Elasmaria 201:Kingdom: 195:Eukaryota 5929:Wikidata 5690:Cionodon 5359:Rhinorex 5247:Ornatops 5047:Minqaria 5018:Canardia 4945:Malefica 4870:Xuwulong 4835:Siamodon 4736:Jeyawati 4722:Gonkoken 4680:Eolambia 4504:Barilium 4305:Cumnoria 4270:Barilium 4176:Owenodon 4162:Draconyx 4124:Zalmoxes 4024:Fostoria 3876:Fostoria 3634:Cerapoda 3598:Chordata 3596:Phylum: 3592:Animalia 3336:Alocodon 3314:See also 2830:Manidens 2673:Eocursor 2665:Diodorus 2514:Chordata 2512:Phylum: 2508:Animalia 2387:90008574 2325:53407321 1965:34966571 1758:CM 1949 1409:Cerapoda 1333:but not 1229:but not 1181:Cerapoda 1174:Taxonomy 931:ornithos 893:Cionodon 567:Cooper, 523:Synonyms 417:Owenodon 397:Draconyx 276:Cerapoda 215:Chordata 211:Phylum: 205:Animalia 191:Domain: 5964:4532043 5935:Q467430 4983:Ajnabia 4418:Uteodon 3464:Jakapil 2896:Jakapil 2518:Class: 2346:July 5, 2277:Bibcode 2216:Bibcode 2130:Bibcode 1956:8667728 1345:." The 754:listed 721:mammals 717:chewing 626:) is a 6003:147918 5990:609292 5977:643746 5652:Ootaxa 4849:Tanius 4442:Bolong 2439:Portal 2385:  2323:  2178:: 169. 2148:  2084:  2004:Lexico 1963:  1953:  1351:et al. 1307:, and 1285:, and 1213:clades 1189:et al. 1168:bipeds 1018:spines 1003:, and 854:, and 828:, and 812:, and 802:orders 778:, and 553:Sereno 538:Norman 299:, 1881 4694:Fylax 4224:Iyuku 3630:Clade 3621:Clade 3612:Clade 3603:Clade 2534:Clade 2525:Clade 2383:S2CID 2321:S2CID 2265:(PDF) 2168:(PDF) 2146:S2CID 1933:PeerJ 1711:Iyuku 1185:clade 1089:, an 1022:bison 955:ilium 951:pubis 943:podos 935:ornis 928:Greek 737:avian 628:clade 297:Marsh 283:Clade 267:Clade 251:Clade 235:Clade 222:Clade 5972:NCBI 4390:Proa 4062:Iani 3690:see 3663:see 3239:see 3216:see 3184:see 3089:Haya 3082:Fona 2939:see 2916:see 2567:see 2348:2018 1961:PMID 1339:and 1158:, a 1141:, a 1123:, a 1059:/25 947:beak 939:pous 878:and 762:and 569:1985 557:1986 542:2014 334:1891 330:Baur 57:PreꞒ 5959:EoL 2410:doi 2375:doi 2313:doi 2285:doi 2224:doi 2138:doi 2096:doi 2090:". 2061:doi 1951:PMC 1941:doi 961:(a 959:jaw 725:cow 684:ɔːr 651:ɔːr 630:of 592:ɔːr 6022:: 6000:: 5987:: 5974:: 5961:: 5946:: 5931:: 3632:: 3623:: 3614:: 3605:: 2536:: 2527:: 2406:22 2404:. 2381:. 2371:16 2369:. 2365:. 2319:. 2309:79 2307:. 2283:. 2271:. 2267:. 2247:65 2245:. 2222:. 2212:29 2210:. 2176:29 2174:. 2170:. 2144:. 2136:. 2126:23 2124:. 2112:^ 2057:14 2055:. 2051:. 2030:. 2008:. 2001:. 1981:. 1959:. 1949:. 1935:. 1931:. 1917:^ 1303:, 1299:, 1279:, 1273:, 1042:. 997:, 991:, 985:, 979:, 941:, 933:, 902:. 890:, 860:. 848:, 824:, 808:, 772:, 699:-/ 555:, 540:, 535:? 332:, 285:: 269:: 253:: 237:: 224:: 167:, 161:, 155:, 137:, 107:Pg 51:Ma 46:, 42:- 5860:) 5700:? 5326:? 5264:? 5042:? 4753:? 4654:? 4529:? 4507:? 4308:? 4235:? 4227:? 4057:? 4046:? 4035:? 4027:? 4019:? 3994:? 3944:? 3908:? 3879:? 3830:? 3815:? 3804:? 3793:? 3566:e 3559:t 3552:v 3459:? 3159:? 3116:? 3108:? 3100:? 3092:? 3077:? 3069:? 2777:? 2769:? 2761:? 2753:? 2745:? 2737:? 2729:? 2707:? 2699:? 2691:? 2683:? 2668:? 2660:? 2652:? 2482:e 2475:t 2468:v 2441:: 2416:. 2412:: 2389:. 2377:: 2350:. 2327:. 2315:: 2291:. 2287:: 2279:: 2273:6 2230:. 2226:: 2218:: 2152:. 2140:: 2132:: 2106:. 2098:: 2069:. 2063:: 1967:. 1943:: 1937:9 816:( 696:θ 693:ɪ 690:n 687:ˈ 681:, 678:z 675:d 672:ɒ 669:p 666:ˌ 663:ə 660:θ 657:ə 654:n 648:ˈ 645:/ 641:( 622:/ 619:ə 616:d 613:ə 610:p 607:ɒ 604:θ 601:ˈ 598:ə 595:n 589:ˌ 586:/ 582:( 562:? 547:? 531:? 504:† 494:† 484:† 474:† 461:† 433:† 423:† 413:† 403:† 393:† 382:† 372:† 368:? 361:† 351:† 347:? 340:† 323:† 313:† 289:† 273:† 257:† 241:† 112:N 102:K 97:J 92:T 87:P 82:C 77:D 72:S 67:O 62:Ꞓ 20:)

Index

Iguanodontia
Middle Jurassic
Late Cretaceous
Ma
PreꞒ

O
S
D
C
P
T
J
K
Pg
N

Ouranosaurus
Tenontosaurus
Convolosaurus
Muttaburrasaurus
Edmontosaurus annectens
Dryosaurus altus
Corythosaurus casuarius
Scientific classification
Edit this classification
Eukaryota
Animalia
Chordata
Dinosauria

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