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Coahuilasaurus

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The holotype specimen, IGM 6685, is a partial skull. It was originally thought to belong to the same genus as PASAC 1, a large unnamed specimen known as the "Sabinas hadrosaurid", but this referral was later rejected. IGM 6685 was later referred to as a specimen of
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and they interbedded with sandstone and siltstone layers, suggesting that sea levels were fluctuating over the time that the formation was deposited. The terrestrial deposits, in which the contemporary ornithomimosaur
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suggests a heavily vegetated riverine ecosystem. The abundance of dinosaur teeth and bone fragments also suggests that the region was replete with vegetation and supported a diverse assemblage of
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Serrano-Brañas, Claudia Inés; Espinosa-Chávez, Belinda; MacCracken, S. Augusta; Gutiérrez-Blando, Cirene; De León-Dávila, Claudio; Ventura, José Flores (2020). "
1512:"First record of caenagnathid dinosaurs (Theropoda, Oviraptorosauria) from the Cerro del Pueblo Formation (Campanian, Upper Cretaceous), Coahuila, Mexico" 3974: 1510:
Serrano-Brañas, Claudia Inés; Espinosa-Chávez, Belinda; Maccracken, S. Augusta; Guevara, Daniela Barrera; Torres-Rodríguez, Esperanza (2022-09-30).
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in both freshwater and saltwater environments. There is also some evidence of snakes from this environment. Microfossils have also preserved
1639: 1563:, gen. et sp. nov., a parasaurolophini dinosaur from the upper Campanian of the Cerro del Pueblo Formation, Coahuila, northern Mexico". 1559:
Ramírez-Velasco, Á. A.; Aguilar, F. J.; Hernández-Rivera, R.; Gudiño Maussán, J. L.; Rodriguez, M. L.; Alvarado-Ortega, J. (2021). "
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Rivera-Sylva, Héctor E.; Carbot-Chanona, Gerardo; Vivas-González, Rafael; Nava-Rodríguez, Lizbeth; Cabral-Valdéz, Fernando (2019).
3989: 3546: 2631: 1618: 3541: 2645: 1447:"The first crocodyloform remains from the la Parrita locality, Cerro del Pueblo Formation (Campanian), Coahuila, Mexico" 3994: 414: 3528: 1397:, a large deinocheirid ornithomimosaur from the Cerro del Pueblo Formation (Upper Cretaceous), Coahuila, Mexico". 3984: 3907: 3930: 3917: 1217: 1212: 322: 3922: 445:
which found it to be a member of the Kritosaurini, while the Sabinas hadrosaur was found to be a member of
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IGM 6685 was later named as a new genus and species of kritosaurin hadrosaurid in 2024. The generic name,
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Longrich, N.R.; Ramirez Velasco, A.A.; Kirkland, J.; Bermúdez Torres, A.E.; Serrano-Brañas, C.I. (2024).
1096:, but most remains have yet to be formally named or described, and additional species may have existed. 3979: 1005: 916: 356: 1611: 1248:, a New Kritosaurin Hadrosaurid from the Upper Campanian Cerro Del Pueblo Formation, Northern Mexico" 1070:
remains are the most common dinosaur fossil material found in the Cerro del Pueblo, being known from
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lived in this environment in addition to the above-mentioned ornithomimosaurs.
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were also common and diverse in the ecosystem, much like the contemporaneous
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ecosystems. The shale layers primarily preserve marine
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A reconstruction of North America during the Campanian
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Ramírez-Velasco, A. A.; Hernández-Rivera, R. (2015).
1489:"Diversity of late cretaceous dinosaurs from Mexico" 1194: 1043:
in the environment of the Cerro del Pueblo Formation
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These would have coexisted with both 1034: 906: 426: 413: 380: 1482: 1480: 1478: 1476: 1474: 376: 136:Holotype photographs and line drawings 3962: 1440: 1438: 1436: 1325: 1110:are known to have coexisted with both 411:Native Americans known from the area. 3568: 2661: 1796: 1638: 1600: 1326:Fowler, Denver Warwick (2017-11-22). 996: 418:Life restoration and size comparison. 16:Extinct genus of ornithopod dinosaurs 3569: 1471: 1319: 1122:are also known from this formation. 1016:are very common and have shown that 1433: 902: 13: 2662: 14: 4006: 422: 3551: 3545: 3540: 3534: 3527: 2644: 2637: 2630: 1197: 145: 52: 3908:List of informal dinosaur names 1797: 1626: 363:, Mexico. The genus contains a 3918:Timeline of hadrosaur research 1503: 1218:2024 in archosaur paleontology 1213:Timeline of hadrosaur research 1: 3990:Fossil taxa described in 2024 1587:10.1016/j.cretres.2021.104884 1305:10.1016/j.cretres.2022.105267 1223: 1537:10.1016/j.jsames.2022.104046 1419:10.1016/j.jsames.2020.102610 1353:10.1371/journal.pone.0188426 1004:remains are abundant in the 919:is the oldest member of the 7: 1190: 1187:, and other invertebrates. 10: 4011: 1493:Boletín Geológico y Minero 1395:Paraxenisaurus normalensis 1006:Cerro del Pueblo Formation 917:Cerro del Pueblo Formation 357:Cerro del Pueblo Formation 18: 3995:Monotypic dinosaur genera 3873: 3724: 3704: 3579: 3575: 3564: 3525: 3456: 3422: 3366: 3325: 3269: 3254: 3245: 3172: 3131: 3024: 3015: 2965: 2954: 2685: 2670: 2657: 2628: 2590: 2547: 2490: 2481: 2318: 2307: 2239: 2210: 2206: 2195: 2132: 2096: 2064: 2055: 1891: 1854: 1824: 1820: 1805: 1792: 1756: 1738: 1729: 1711: 1698: 1634: 803: 790:Gryposaurus monumentensis 786: 779: 762: 755: 738: 731: 707: 690: 683: 676: 641: 624: 617: 604:Naashoibitosaurus ostromi 600: 593: 586: 569: 562: 535: 520: 513: 506: 491: 484: 467: 460: 310: 303: 142:Scientific classification 140: 135: 126: 30: 1464:10.18268/BSGM2019v71n3a6 939:. These rocks preserve 19:Not to be confused with 3985:Late Cretaceous genera 1044: 912: 645:Kritosaurus navajovius 437:Longrich et al. added 434: 419: 386: 3888:Basturs Poble bonebed 1246:Coahuilasaurus lipani 1038: 910: 766:Coahuilasaurus lipani 742:Gryposaurus notabilis 628:Anasazisaurus horneri 443:phylogenetic analysis 430: 417: 384: 316:Coahuilasaurus lipani 298:Longrich et al., 2024 3910:(contains hadrosaur 3308:Probrachylophosaurus 1039:A reconstruction of 981:on the margin of an 573:Gryposaurus latidens 377:Discovery and naming 1579:2021CrRes.12604884R 1566:Cretaceous Research 1561:Tlatolophus galorum 1528:2022JSAES.11904046S 1411:2020JSAES.10102610S 1344:2017PLoSO..1288426F 1297:2022CrRes.13805267R 1285:Cretaceous Research 694:Gryposaurus alsatei 385:Reconstructed skull 3660:Ornithopodichnites 3271:Brachylophosaurini 1856:Hypsilophodontidae 1573:: Article 104884. 1045: 997:Contemporary fauna 913: 807:Rhinorex condrupus 494:Brachylophosaurini 471:Wulagasaurus dongi 435: 420: 387: 347:dinosaur from the 3980:Fossils of Mexico 3957: 3956: 3953: 3952: 3949: 3948: 3667:Shiraminesauropus 3560: 3559: 3523: 3522: 3519: 3518: 3515: 3514: 3511: 3510: 3406:Naashoibitosaurus 3327:Austrokritosauria 3287:Brachylophosaurus 3241: 3240: 2653: 2652: 2626: 2625: 2622: 2621: 2618: 2617: 2614: 2613: 2610: 2609: 2303: 2302: 2191: 2190: 2187: 2186: 2171:Transylvanosaurus 2057:Rhabdodontomorpha 2003:Notohypsilophodon 1974:Macrogryphosaurus 1788: 1787: 1784: 1783: 1780: 1779: 1776: 1775: 1265:10.3390/d16090531 899: 898: 890: 889: 881: 880: 872: 871: 863: 862: 854: 853: 845: 844: 836: 835: 827: 826: 818: 817: 720: 719: 710:Austrokritosauria 665: 664: 656: 655: 548: 547: 329: 328: 321:Longrich et al., 299: 4002: 3934:mummy S.M. R4036 3808:Microhadrosaurus 3801:Mandschurosaurus 3611:Camptosaurichnus 3604:Bonaparteichnium 3577: 3576: 3570:Related articles 3566: 3565: 3555: 3549: 3544: 3539: 3538: 3531: 3252: 3251: 3133:Parasaurolophini 3044:Angulomastacator 3022: 3021: 2963: 2962: 2882:Shuangmiaosaurus 2783:Huehuecanauhtlus 2769:Gongpoquansaurus 2683: 2682: 2672: 2671: 2659: 2658: 2648: 2642: 2641: 2634: 2488: 2487: 2483:Hadrosauriformes 2451:Ratchasimasaurus 2316: 2315: 2208: 2207: 2204: 2203: 2086:Muttaburrasaurus 2062: 2061: 1995:Muttaburrasaurus 1909:Atlascopcosaurus 1844:Thescelosauridae 1822: 1821: 1818: 1817: 1807: 1806: 1794: 1793: 1736: 1735: 1709: 1708: 1700: 1699: 1693: 1692: 1636: 1635: 1621: 1614: 1607: 1598: 1597: 1591: 1590: 1556: 1550: 1549: 1539: 1507: 1501: 1500: 1484: 1469: 1468: 1466: 1442: 1431: 1430: 1390: 1384: 1383: 1373: 1355: 1338:(11): e0188426. 1323: 1317: 1316: 1276: 1270: 1269: 1267: 1239: 1207: 1205:Dinosaurs portal 1202: 1201: 1200: 1107:Coahuilaceratops 903:Paleoenvironment 782: 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1508: 1504: 1485: 1472: 1443: 1434: 1391: 1387: 1324: 1320: 1277: 1273: 1240: 1231: 1226: 1203: 1198: 1196: 1193: 1173:crocodyliformes 1150:paracryptodires 999: 905: 900: 891: 882: 873: 864: 855: 846: 837: 828: 819: 721: 666: 657: 549: 425: 379: 349:Late Cretaceous 325: 319: 296: 288: 275: 262: 249: 236: 220: 204: 144: 122: 120: 119: 118: 117: 112: 107: 102: 97: 92: 87: 82: 77: 72: 67: 62: 57: 46: 45: 38:Late Cretaceous 34: 24: 17: 12: 11: 5: 4008: 3998: 3997: 3992: 3987: 3982: 3977: 3972: 3955: 3954: 3951: 3950: 3947: 3946: 3944: 3943: 3936: 3928: 3920: 3915: 3905: 3903:Hypsilophodont 3900: 3898:Hadrosaur diet 3895: 3890: 3885: 3877: 3875: 3874:Other articles 3871: 3870: 3868: 3867: 3860: 3853: 3846: 3839: 3836:Stephanosaurus 3832: 3825: 3818: 3811: 3804: 3797: 3790: 3783: 3776: 3773:Fulgurotherium 3769: 3762: 3755: 3747: 3740: 3732: 3730: 3722: 3721: 3719: 3718: 3710: 3708: 3702: 3701: 3699: 3698: 3691: 3684: 3677: 3670: 3663: 3656: 3649: 3646:Iguanodontipus 3642: 3635: 3628: 3621: 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2836: 2833:Nanyangosaurus 2829: 2826:Nanningosaurus 2822: 2815: 2808: 2800: 2793: 2786: 2779: 2772: 2765: 2758: 2755:Gilmoreosaurus 2751: 2744: 2737: 2730: 2723: 2716: 2709: 2701: 2694: 2686: 2680: 2677:Hadrosauroidea 2675: 2668: 2667: 2664:Hadrosauroidea 2655: 2654: 2651: 2650: 2629: 2627: 2624: 2623: 2620: 2619: 2616: 2615: 2612: 2611: 2608: 2607: 2605: 2604: 2603: 2602: 2596: 2594: 2592:Hadrosauroidea 2588: 2587: 2585: 2584: 2580:Mantellisaurus 2576: 2569: 2562: 2553: 2551: 2549:Iguanodontidae 2545: 2544: 2542: 2541: 2534: 2527: 2524:Mantellisaurus 2520: 2513: 2506: 2499: 2491: 2485: 2479: 2478: 2476: 2475: 2468: 2461: 2454: 2447: 2440: 2433: 2426: 2419: 2412: 2405: 2398: 2391: 2388:Iguanacolossus 2384: 2377: 2370: 2363: 2355: 2348: 2341: 2334: 2327: 2319: 2313: 2310:Ankylopollexia 2308: 2305: 2304: 2301: 2300: 2298: 2297: 2290: 2282: 2274: 2271:Eousdryosaurus 2267: 2260: 2257:Dysalotosaurus 2253: 2245: 2243: 2237: 2236: 2234: 2233: 2226: 2219: 2211: 2201: 2196: 2193: 2192: 2189: 2188: 2185: 2184: 2182: 2181: 2174: 2167: 2160: 2153: 2146: 2138: 2136: 2134:Rhabdodontidae 2130: 2129: 2127: 2126: 2119: 2112: 2103: 2101: 2094: 2093: 2091: 2090: 2082: 2074: 2065: 2059: 2053: 2052: 2050: 2049: 2045:Weewarrasaurus 2041: 2034: 2027: 2020: 2013: 2006: 1999: 1991: 1984: 1977: 1970: 1967:Leaellynasaura 1963: 1955: 1948: 1945:Gasparinisaura 1941: 1938:Galleonosaurus 1934: 1926: 1919: 1912: 1905: 1897: 1895: 1889: 1888: 1886: 1885: 1877: 1870: 1861: 1859: 1852: 1851: 1849: 1848: 1840: 1833: 1825: 1815: 1810: 1803: 1802: 1790: 1789: 1786: 1785: 1782: 1781: 1778: 1777: 1774: 1773: 1771: 1770: 1769: 1768: 1762: 1760: 1754: 1753: 1751: 1750: 1749: 1748: 1739: 1733: 1727: 1726: 1724: 1723: 1722: 1721: 1712: 1706: 1696: 1695: 1691: 1690: 1681: 1679:Neornithischia 1672: 1663: 1654: 1648: 1632: 1631: 1624: 1623: 1616: 1609: 1601: 1593: 1592: 1551: 1502: 1470: 1457:(3): 727–739. 1432: 1385: 1318: 1271: 1228: 1227: 1225: 1222: 1221: 1220: 1215: 1209: 1208: 1192: 1189: 1116:centrosaurines 1112:chasmosaurines 1074:, limb bones, 1048:Ornithischians 1022:dromaeosaurids 1018:tyrannosaurids 1012:. Teeth from 998: 995: 974:Paraxenisaurus 904: 901: 897: 896: 893: 892: 888: 887: 884: 883: 879: 878: 875: 874: 870: 869: 866: 865: 861: 860: 857: 856: 852: 851: 848: 847: 843: 842: 839: 838: 834: 833: 830: 829: 825: 824: 821: 820: 816: 815: 812: 811: 802: 799: 798: 795: 794: 785: 780: 778: 775: 774: 771: 770: 761: 756: 754: 751: 750: 747: 746: 737: 732: 730: 727: 726: 723: 722: 718: 717: 714: 713: 706: 703: 702: 699: 698: 689: 684: 682: 677: 675: 672: 671: 668: 667: 663: 662: 659: 658: 654: 653: 650: 649: 640: 637: 636: 633: 632: 623: 618: 616: 613: 612: 609: 608: 599: 594: 592: 587: 585: 582: 581: 578: 577: 568: 563: 561: 555: 554: 551: 550: 546: 545: 542: 541: 538:Edmontosaurini 534: 531: 530: 527: 526: 519: 514: 512: 507: 505: 502: 501: 498: 497: 490: 485: 483: 480: 479: 476: 475: 466: 461: 459: 451: 439:Coahuilasaurus 424: 423:Classification 421: 401:Coahuilasaurus 378: 375: 365:single species 333:Coahuilasaurus 327: 326: 320: 308: 307: 301: 300: 293:Coahuilasaurus 286: 282: 281: 273: 269: 268: 260: 256: 255: 247: 243: 242: 234: 227: 226: 224:Neornithischia 218: 211: 210: 202: 195: 194: 189: 182: 181: 176: 172: 171: 166: 162: 161: 156: 152: 151: 138: 137: 133: 132: 124: 123: 115: 114: 113: 108: 103: 98: 93: 88: 83: 78: 73: 68: 63: 58: 53: 35: 32:Coahuilasaurus 15: 9: 6: 4: 3: 2: 4007: 3996: 3993: 3991: 3988: 3986: 3983: 3981: 3978: 3976: 3973: 3971: 3970:Saurolophines 3968: 3967: 3965: 3942: 3941: 3937: 3935: 3933: 3932:Edmontosaurus 3929: 3927: 3925: 3924:Edmontosaurus 3921: 3919: 3916: 3913: 3909: 3906: 3904: 3901: 3899: 3896: 3894: 3891: 3889: 3886: 3884: 3883: 3879: 3878: 3876: 3872: 3866: 3865: 3861: 3859: 3858: 3854: 3852: 3851: 3847: 3845: 3844: 3843:Syngonosaurus 3840: 3838: 3837: 3833: 3831: 3830: 3826: 3824: 3823: 3819: 3817: 3816: 3812: 3810: 3809: 3805: 3803: 3802: 3798: 3796: 3795: 3791: 3789: 3788: 3787:Koutalisaurus 3784: 3782: 3781: 3777: 3775: 3774: 3770: 3768: 3767: 3766:Eucercosaurus 3763: 3761: 3760: 3756: 3753: 3752: 3748: 3746: 3745: 3741: 3739: 3738: 3737:Arstanosaurus 3734: 3733: 3731: 3729: 3728: 3723: 3717: 3716: 3712: 3711: 3709: 3707: 3703: 3697: 3696: 3692: 3690: 3689: 3685: 3683: 3682: 3678: 3676: 3675: 3671: 3669: 3668: 3664: 3662: 3661: 3657: 3655: 3654: 3653:Orcauichnites 3650: 3648: 3647: 3643: 3641: 3640: 3636: 3634: 3633: 3629: 3627: 3626: 3622: 3620: 3619: 3615: 3613: 3612: 3608: 3606: 3605: 3601: 3599: 3598: 3594: 3592: 3591: 3590:Amblydactylus 3587: 3586: 3584: 3582: 3578: 3574: 3567: 3563: 3554: 3550: 3548: 3543: 3537: 3530: 3504: 3503: 3499: 3497: 3496: 3492: 3490: 3489: 3488:Kundurosaurus 3485: 3483: 3482: 3481:Kerberosaurus 3478: 3476: 3475: 3471: 3469: 3468: 3467:Edmontosaurus 3464: 3463: 3461: 3459: 3455: 3449: 3448: 3444: 3442: 3441: 3437: 3435: 3434: 3430: 3429: 3427: 3425: 3421: 3415: 3414: 3410: 3408: 3407: 3403: 3401: 3400: 3396: 3394: 3393: 3389: 3387: 3386: 3382: 3379: 3378: 3377:Anasazisaurus 3374: 3373: 3371: 3369: 3365: 3359: 3358: 3357:Secernosaurus 3354: 3352: 3351: 3350:Kelumapusaura 3347: 3345: 3344: 3340: 3338: 3337: 3333: 3332: 3330: 3328: 3324: 3317: 3316: 3312: 3310: 3309: 3305: 3303: 3302: 3298: 3296: 3295: 3291: 3289: 3288: 3284: 3282: 3281: 3277: 3276: 3274: 3272: 3268: 3262: 3261: 3257: 3256: 3253: 3250: 3248: 3247:Saurolophinae 3244: 3234: 3233: 3229: 3227: 3226: 3222: 3220: 3219: 3215: 3213: 3212: 3208: 3206: 3205: 3201: 3199: 3198: 3197:Hypacrosaurus 3194: 3192: 3191: 3190:Corythosaurus 3187: 3185: 3184: 3180: 3179: 3177: 3175: 3174:Lambeosaurini 3171: 3165: 3164: 3160: 3158: 3157: 3153: 3151: 3150: 3149:Charonosaurus 3146: 3144: 3143: 3139: 3138: 3136: 3134: 3130: 3124: 3123: 3122:Tsintaosaurus 3119: 3117: 3116: 3115:Pararhabdodon 3112: 3110: 3109: 3108:Nipponosaurus 3105: 3103: 3102: 3098: 3095: 3094: 3090: 3088: 3087: 3083: 3081: 3080: 3079:Jaxartosaurus 3076: 3074: 3073: 3069: 3067: 3066: 3062: 3060: 3059: 3055: 3053: 3052: 3048: 3046: 3045: 3041: 3039: 3038: 3034: 3032: 3031: 3030:Adynomosaurus 3027: 3026: 3023: 3020: 3018: 3014: 3008: 3007: 3003: 3001: 3000: 2996: 2994: 2993: 2992:Lapampasaurus 2989: 2987: 2986: 2982: 2980: 2979: 2975: 2973: 2972: 2968: 2967: 2964: 2961: 2958: 2957:Hadrosauridae 2953: 2947: 2946: 2942: 2940: 2939: 2938:Zhanghenglong 2935: 2933: 2932: 2928: 2926: 2925: 2921: 2919: 2918: 2914: 2912: 2911: 2910:Telmatosaurus 2907: 2905: 2904: 2900: 2898: 2897: 2893: 2891: 2890: 2886: 2884: 2883: 2879: 2877: 2876: 2872: 2870: 2869: 2865: 2863: 2862: 2858: 2856: 2855: 2854:Portellsaurus 2851: 2849: 2848: 2844: 2842: 2841: 2837: 2835: 2834: 2830: 2828: 2827: 2823: 2821: 2820: 2816: 2814: 2813: 2809: 2806: 2805: 2801: 2799: 2798: 2794: 2792: 2791: 2787: 2785: 2784: 2780: 2778: 2777: 2773: 2771: 2770: 2766: 2764: 2763: 2759: 2757: 2756: 2752: 2750: 2749: 2745: 2743: 2742: 2738: 2736: 2735: 2731: 2729: 2728: 2724: 2722: 2721: 2717: 2715: 2714: 2710: 2707: 2706: 2702: 2700: 2699: 2695: 2693: 2692: 2688: 2687: 2684: 2681: 2678: 2673: 2669: 2665: 2660: 2656: 2647: 2643: 2640: 2633: 2600: 2599: 2598: 2597: 2595: 2593: 2589: 2582: 2581: 2577: 2575: 2574: 2570: 2568: 2567: 2563: 2560: 2559: 2555: 2554: 2552: 2550: 2546: 2540: 2539: 2535: 2533: 2532: 2528: 2526: 2525: 2521: 2519: 2518: 2517:Jinzhousaurus 2514: 2512: 2511: 2510:Hypselospinus 2507: 2505: 2504: 2500: 2498: 2497: 2493: 2492: 2489: 2486: 2484: 2480: 2474: 2473: 2469: 2467: 2466: 2465:Theiophytalia 2462: 2460: 2459: 2455: 2453: 2452: 2448: 2446: 2445: 2441: 2439: 2438: 2434: 2432: 2431: 2427: 2425: 2424: 2420: 2418: 2417: 2413: 2411: 2410: 2406: 2404: 2403: 2399: 2397: 2396: 2395:Lanzhousaurus 2392: 2390: 2389: 2385: 2383: 2382: 2378: 2376: 2375: 2371: 2369: 2368: 2364: 2361: 2360: 2356: 2354: 2353: 2349: 2347: 2346: 2342: 2340: 2339: 2335: 2333: 2332: 2328: 2326: 2325: 2321: 2320: 2317: 2314: 2311: 2306: 2296: 2295: 2291: 2288: 2287: 2283: 2280: 2279: 2275: 2273: 2272: 2268: 2266: 2265: 2264:Elrhazosaurus 2261: 2259: 2258: 2254: 2252: 2251: 2247: 2246: 2244: 2242: 2238: 2232: 2231: 2227: 2225: 2224: 2220: 2218: 2217: 2213: 2212: 2209: 2205: 2202: 2199: 2194: 2180: 2179: 2175: 2173: 2172: 2168: 2166: 2165: 2161: 2159: 2158: 2154: 2152: 2151: 2147: 2145: 2144: 2140: 2139: 2137: 2135: 2131: 2125: 2124: 2123:Tenontosaurus 2120: 2118: 2117: 2113: 2110: 2109: 2108:Convolosaurus 2105: 2104: 2102: 2099: 2095: 2088: 2087: 2083: 2080: 2079: 2075: 2072: 2071: 2070:Ampelognathus 2067: 2066: 2063: 2060: 2058: 2054: 2047: 2046: 2042: 2040: 2039: 2035: 2033: 2032: 2028: 2026: 2025: 2021: 2019: 2018: 2014: 2012: 2011: 2007: 2005: 2004: 2000: 1997: 1996: 1992: 1990: 1989: 1985: 1983: 1982: 1981:Mahuidacursor 1978: 1976: 1975: 1971: 1969: 1968: 1964: 1961: 1960: 1956: 1954: 1953: 1949: 1947: 1946: 1942: 1940: 1939: 1935: 1932: 1931: 1927: 1925: 1924: 1920: 1918: 1917: 1913: 1911: 1910: 1906: 1904: 1903: 1899: 1898: 1896: 1894: 1890: 1883: 1882: 1878: 1876: 1875: 1874:Hypsilophodon 1871: 1868: 1867: 1863: 1862: 1860: 1857: 1853: 1846: 1845: 1841: 1839: 1838: 1837:Callovosaurus 1834: 1832: 1831: 1830:Burianosaurus 1827: 1826: 1823: 1819: 1816: 1813: 1808: 1804: 1800: 1795: 1791: 1766: 1765: 1764: 1763: 1761: 1759: 1755: 1747: 1743: 1742: 1741: 1740: 1737: 1734: 1732: 1728: 1720: 1716: 1715: 1714: 1713: 1710: 1707: 1705: 1701: 1697: 1689: 1685: 1682: 1680: 1676: 1673: 1671: 1667: 1664: 1662: 1658: 1655: 1653: 1649: 1647: 1643: 1642: 1637: 1633: 1629: 1622: 1617: 1615: 1610: 1608: 1603: 1602: 1599: 1588: 1584: 1580: 1576: 1572: 1568: 1567: 1562: 1555: 1547: 1543: 1538: 1533: 1529: 1525: 1521: 1517: 1513: 1506: 1498: 1494: 1490: 1483: 1481: 1479: 1477: 1475: 1465: 1460: 1456: 1452: 1448: 1441: 1439: 1437: 1428: 1424: 1420: 1416: 1412: 1408: 1404: 1400: 1396: 1389: 1381: 1377: 1372: 1367: 1363: 1359: 1354: 1349: 1345: 1341: 1337: 1333: 1329: 1322: 1314: 1310: 1306: 1302: 1298: 1294: 1290: 1286: 1282: 1275: 1266: 1261: 1257: 1253: 1249: 1247: 1238: 1236: 1234: 1229: 1219: 1216: 1214: 1211: 1210: 1206: 1195: 1188: 1186: 1182: 1178: 1174: 1171: 1167: 1163: 1159: 1155: 1151: 1147: 1143: 1139: 1135: 1131: 1128: 1123: 1121: 1117: 1113: 1109: 1108: 1103: 1099: 1095: 1094: 1089: 1088: 1083: 1082: 1077: 1073: 1069: 1066:formations. 1065: 1061: 1057: 1053: 1052:Dinosaur Park 1049: 1042: 1037: 1033: 1031: 1030:caenagnathids 1027: 1023: 1019: 1015: 1011: 1007: 1003: 994: 992: 988: 984: 980: 976: 975: 969: 965: 961: 960:invertebrates 957: 954: 950: 946: 942: 938: 934: 930: 926: 922: 921:Difunta Group 918: 909: 895: 894: 886: 885: 877: 876: 868: 867: 859: 858: 850: 849: 841: 840: 832: 831: 823: 822: 814: 813: 810: 809: 808: 801: 800: 797: 796: 793: 792: 791: 784: 783: 777: 776: 773: 772: 769: 768: 767: 760: 759: 753: 752: 749: 748: 745: 744: 743: 736: 735: 729: 728: 725: 724: 716: 715: 712: 711: 705: 704: 701: 700: 697: 696: 695: 688: 687: 681: 680: 674: 673: 670: 669: 661: 660: 652: 651: 648: 647: 646: 639: 638: 635: 634: 631: 630: 629: 622: 621: 615: 614: 611: 610: 607: 606: 605: 598: 597: 591: 590: 584: 583: 580: 579: 576: 575: 574: 567: 566: 560: 557: 556: 553: 552: 544: 543: 540: 539: 533: 532: 529: 528: 525: 524: 518: 517: 511: 510: 504: 503: 500: 499: 496: 495: 489: 488: 482: 481: 478: 477: 474: 473: 472: 465: 464: 458: 457:Saurolophinae 455: 454: 450: 448: 444: 440: 433: 429: 416: 412: 410: 406: 402: 397: 395: 394: 383: 374: 372: 371: 366: 362: 358: 354: 350: 346: 343: 339: 335: 334: 324: 318: 317: 309: 306: 302: 295: 294: 287: 284: 283: 280: 274: 271: 270: 267: 266:Saurolophinae 261: 258: 257: 254: 253:Hadrosauridae 248: 245: 244: 241: 235: 232: 229: 228: 225: 219: 216: 213: 212: 209: 203: 200: 197: 196: 193: 190: 187: 184: 183: 180: 177: 174: 173: 170: 167: 164: 163: 160: 157: 154: 153: 148: 143: 139: 134: 130: 125: 111: 106: 101: 96: 91: 86: 81: 76: 71: 66: 61: 56: 50: 43: 39: 33: 29: 26: 22: 3938: 3931: 3923: 3911: 3880: 3862: 3855: 3848: 3841: 3834: 3827: 3820: 3813: 3806: 3799: 3792: 3785: 3778: 3771: 3764: 3757: 3751:Claorhynchus 3749: 3742: 3735: 3727:Nomina dubia 3725: 3715:Guegoolithus 3713: 3693: 3686: 3681:Staurichnium 3679: 3674:Sousaichnium 3672: 3665: 3658: 3651: 3644: 3637: 3630: 3625:Dakotasaurus 3623: 3618:Caririchnium 3616: 3609: 3602: 3595: 3588: 3532: 3500: 3493: 3486: 3479: 3472: 3465: 3445: 3438: 3431: 3424:Saurolophini 3411: 3404: 3397: 3390: 3384: 3383: 3375: 3368:Kritosaurini 3355: 3348: 3343:Huallasaurus 3341: 3334: 3315:Wulagasaurus 3313: 3306: 3299: 3292: 3285: 3278: 3258: 3230: 3223: 3216: 3209: 3204:Lambeosaurus 3202: 3195: 3188: 3181: 3161: 3154: 3147: 3140: 3120: 3113: 3106: 3099: 3091: 3084: 3077: 3070: 3063: 3056: 3049: 3042: 3035: 3028: 3006:Yamatosaurus 3004: 2997: 2990: 2983: 2976: 2971:Aquilarhinus 2969: 2943: 2936: 2929: 2922: 2917:Tethyshadros 2915: 2908: 2901: 2894: 2887: 2880: 2873: 2866: 2859: 2852: 2847:Plesiohadros 2845: 2838: 2831: 2824: 2819:Lophorhothon 2817: 2810: 2802: 2795: 2788: 2781: 2774: 2767: 2760: 2753: 2746: 2739: 2732: 2725: 2718: 2711: 2705:Batyrosaurus 2703: 2698:Bactrosaurus 2696: 2689: 2635: 2578: 2571: 2564: 2556: 2538:Ouranosaurus 2536: 2529: 2522: 2515: 2508: 2503:Brighstoneus 2501: 2494: 2470: 2463: 2456: 2449: 2442: 2435: 2430:Osmakasaurus 2428: 2423:Oblitosaurus 2421: 2414: 2407: 2400: 2393: 2386: 2379: 2372: 2365: 2357: 2350: 2345:Camptosaurus 2343: 2336: 2329: 2322: 2292: 2286:Kangnasaurus 2284: 2276: 2269: 2262: 2255: 2248: 2241:Dryosauridae 2228: 2221: 2214: 2176: 2169: 2162: 2155: 2148: 2143:Matheronodon 2141: 2121: 2114: 2106: 2084: 2076: 2068: 2043: 2036: 2029: 2022: 2017:Sektensaurus 2015: 2010:Qantassaurus 2008: 2001: 1993: 1986: 1979: 1972: 1965: 1959:Kangnasaurus 1957: 1950: 1943: 1936: 1928: 1923:Diluvicursor 1921: 1914: 1907: 1900: 1881:Vectidromeus 1879: 1872: 1864: 1842: 1835: 1828: 1746:Ornithischia 1731:Ornithischia 1683: 1674: 1670:Ornithischia 1665: 1656: 1570: 1564: 1560: 1554: 1519: 1515: 1505: 1499:(1): 63–108. 1496: 1492: 1454: 1450: 1402: 1398: 1394: 1388: 1335: 1331: 1321: 1288: 1284: 1274: 1255: 1251: 1245: 1166:goniopholids 1158:kinosternids 1124: 1105: 1091: 1085: 1079: 1056:Two Medicine 1046: 1040: 1000: 972: 914: 805: 804: 788: 787: 765: 764: 763: 740: 739: 708: 692: 691: 643: 642: 626: 625: 602: 601: 571: 570: 559:Kritosaurini 536: 523:Saurolophini 521: 492: 469: 468: 447:Saurolophini 438: 436: 404: 400: 398: 391: 388: 369: 368: 332: 331: 330: 315: 314: 305:Type species 292: 291: 279:Kritosaurini 230: 214: 208:Ornithischia 198: 185: 31: 25: 3940:Willinakaqe 3912:nomina nuda 3829:Siluosaurus 3794:Loncosaurus 3632:Dinehichnus 3474:Kamuysaurus 3447:Saurolophus 3399:Kritosaurus 3392:Gryposaurus 3225:Sahaliyania 3211:Magnapaulia 3183:Amurosaurus 3163:Tlatolophus 3142:Adelolophus 3086:Kazaklambia 3065:Blasisaurus 3058:Arenysaurus 3051:Aralosaurus 2985:Hadrosaurus 2978:Eotrachodon 2931:Yunganglong 2896:Sirindhorna 2868:Protohadros 2804:Koshisaurus 2797:Jintasaurus 2566:Comptonatus 2416:Napaisaurus 2402:Lurdusaurus 2374:Fukuisaurus 2352:Cedrorestes 2294:Valdosaurus 2157:Pareisactus 1988:Morrosaurus 1952:Isasicursor 1916:Chakisaurus 1812:Ornithopoda 1799:Ornithopoda 1758:Ornithopoda 1628:Ornithopoda 1162:trionychids 1146:pleurodires 1102:ceratopsids 1098:Ankylosaurs 1081:Tlatolophus 1060:Kaiparowits 1026:troodontids 935:, and gray 393:Kritosaurus 342:kritosaurin 259:Subfamily: 240:Ornithopoda 3964:Categories 3882:Arkharavia 3857:Tichosteus 3850:Thespesius 3822:Pteropelyx 3815:Orthomerus 3695:Wintonopus 3280:Acristavus 3260:Barsboldia 3218:Olorotitan 3093:Latirhinus 2945:Zuoyunlong 2812:Levnesovia 2762:Gobihadros 2727:Datonglong 2720:Claosaurus 2691:Altirhinus 2601:see below↓ 2531:Morelladon 2409:Magnamanus 2381:Hippodraco 2250:Dryosaurus 2223:Hesperonyx 2198:Dryomorpha 2038:Trinisaura 2031:Tietasaura 2024:Talenkauen 1902:Anabisetia 1767:see below↓ 1661:Dinosauria 1522:: 104046. 1291:: 105267. 1258:(9): 531. 1224:References 1177:gastropods 1154:cheloniids 1144:including 1125:Like most 1093:Latirhinus 979:floodplain 968:gastropods 945:lacustrine 933:sandstones 929:siltstones 345:ornithopod 192:Dinosauria 47:72.5  3864:Trachodon 3780:Glishades 3759:Diclonius 3597:Anomoepus 3581:Ichnotaxa 3294:Maiasaura 3232:Velafrons 2741:Equijubus 2713:Choyrodon 2573:Iguanodon 2437:Planicoxa 2367:Dakotadon 2338:Calvarius 2164:Rhabdodon 2150:Mochlodon 1893:Elasmaria 1644:Kingdom: 1546:0895-9811 1427:218968100 1362:1932-6203 1313:249559319 1252:Diversity 1181:ammonites 1170:eusuchian 1138:Laramidia 1134:Campanian 1132:from the 1130:sediments 1120:pterosaur 1087:Velafrons 1072:vertebrae 1068:Hadrosaur 1041:Velafrons 1014:theropods 991:megafauna 964:ammonites 925:Campanian 370:C. lipani 353:Campanian 165:Kingdom: 159:Eukaryota 42:Campanian 3744:Cionodon 3413:Rhinorex 3301:Ornatops 3101:Minqaria 3072:Canardia 2999:Malefica 2924:Xuwulong 2889:Siamodon 2790:Jeyawati 2776:Gonkoken 2734:Eolambia 2558:Barilium 2359:Cumnoria 2324:Barilium 2230:Owenodon 2216:Draconyx 2178:Zalmoxes 2078:Fostoria 1930:Fostoria 1688:Cerapoda 1652:Chordata 1650:Phylum: 1646:Animalia 1380:29166406 1332:PLOS ONE 1191:See also 1185:bivalves 1076:jawbones 1064:Kirtland 1002:Dinosaur 987:bivalves 962:such as 361:Coahuila 246:Family: 179:Chordata 175:Phylum: 169:Animalia 155:Domain: 3037:Ajnabia 2472:Uteodon 1575:Bibcode 1524:Bibcode 1407:Bibcode 1371:5699823 1340:Bibcode 1293:Bibcode 1142:turtles 1127:fluvial 983:estuary 953:shallow 949:coastal 941:fluvial 285:Genus: 272:Tribe: 116:↓ 3706:Ootaxa 2903:Tanius 2496:Bolong 1544:  1425:  1378:  1368:  1360:  1311:  1160:, and 1090:, and 1062:, and 1028:, and 1010:genera 956:marine 951:, and 937:shales 409:Apache 405:lipani 2748:Fylax 2278:Iyuku 1684:Clade 1675:Clade 1666:Clade 1657:Clade 1423:S2CID 1309:S2CID 1104:like 441:to a 338:genus 231:Clade 215:Clade 199:Clade 186:Clade 2444:Proa 2116:Iani 1744:see 1717:see 1542:ISSN 1376:PMID 1358:ISSN 1168:and 1114:and 966:and 915:The 323:2024 55:PreꞒ 1583:doi 1571:126 1532:doi 1520:119 1497:126 1459:doi 1415:doi 1403:101 1366:PMC 1348:doi 1301:doi 1289:138 1260:doi 1136:of 359:of 340:of 44:), 3966:: 1686:: 1677:: 1668:: 1659:: 1581:. 1569:. 1540:. 1530:. 1518:. 1514:. 1495:. 1491:. 1473:^ 1455:71 1453:. 1449:. 1435:^ 1421:. 1413:. 1405:. 1401:. 1374:. 1364:. 1356:. 1346:. 1336:12 1334:. 1330:. 1307:. 1299:. 1287:. 1283:. 1256:16 1254:. 1250:. 1232:^ 1183:, 1179:, 1156:, 1152:, 1148:, 1084:, 1058:, 1054:, 1024:, 1020:, 993:. 947:, 943:, 931:, 396:. 367:, 355:) 233:: 217:: 201:: 188:: 105:Pg 49:Ma 3914:) 3754:? 3380:? 3318:? 3096:? 2807:? 2708:? 2583:? 2561:? 2362:? 2289:? 2281:? 2111:? 2100:? 2089:? 2081:? 2073:? 2048:? 1998:? 1962:? 1933:? 1884:? 1869:? 1858:? 1847:? 1620:e 1613:t 1606:v 1589:. 1585:: 1577:: 1548:. 1534:: 1526:: 1467:. 1461:: 1429:. 1417:: 1409:: 1382:. 1350:: 1342:: 1315:. 1303:: 1295:: 1268:. 1262:: 1244:" 351:( 312:† 289:† 276:† 263:† 250:† 237:† 221:† 205:† 110:N 100:K 95:J 90:T 85:P 80:C 75:D 70:S 65:O 60:Ꞓ 40:( 23:.

Index

Coahuilaceratops
Late Cretaceous
Campanian
Ma
PreꞒ

O
S
D
C
P
T
J
K
Pg
N

Scientific classification
Edit this classification
Eukaryota
Animalia
Chordata
Dinosauria
Ornithischia
Neornithischia
Ornithopoda
Hadrosauridae
Saurolophinae
Kritosaurini
Coahuilasaurus

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