415:
3547:
3542:
2632:
2646:
382:
1036:
428:
3529:
129:
2639:
147:
3553:
908:
3536:
1199:
389:
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
970:
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
989:
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
373:, known from the associated tips of the upper and lower jaw and other fragmentary skull bones. It is a large kritosaurin with an estimated body length of 8 metres (26 ft).
1328:"Revised geochronology, correlation, and dinosaur stratigraphic ranges of the Santonian-Maastrichtian (Late Cretaceous) formations of the Western Interior of North America"
1008:, but most of the known remains are very incomplete. Many of these dinosaurs are known only from teeth, and are therefore very difficult to assign to any specific
1393:
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).
1175:
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). "
1445:
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
146:
1280:
399:
IGM 6685 was later named as a new genus and species of kritosaurin hadrosaurid in 2024. The generic name,
3552:
1242:
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
789:
603:
2638:
1718:
1051:
3969:
2077:
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1055:
644:
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572:
3535:
8:
1565:
1035:
693:
403:, honors the Mexican state of Coahuila, where the fossils were found. The specific name,
1578:
1527:
1410:
1343:
1296:
1078:, teeth, and shoulder bones. Some of these taxa have been named and described, such as
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1966:
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1937:
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lived in this environment in addition to the above-mentioned ornithomimosaurs.
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1980:
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were also common and diverse in the ecosystem, much like the contemporaneous
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79:
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2502:
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2016:
2009:
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1880:
1730:
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522:
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278:
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985:. The presence of a diverse array of crocodiles, turtles, and freshwater
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1987:
1951:
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1080:
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341:
239:
54:
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3814:
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3217:
3092:
2944:
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2761:
2726:
2719:
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2249:
2222:
2197:
2037:
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2023:
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1176:
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1097:
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978:
344:
99:
64:
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907:
3863:
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352:
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104:
48:
41:
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2215:
2177:
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1001:
986:
963:
360:
191:
178:
94:
89:
74:
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59:
3036:
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1281:"Phylogenetic and biogeography analysis of Mexican hadrosauroids"
1126:
1075:
982:
940:
109:
84:
1278:
2902:
2495:
1645:
1486:
1141:
408:
168:
1596:
2747:
2277:
1140:, the Cerro del Pueblo Formation was home to a wide array of
1009:
948:
936:
337:
2115:
944:
449:. A cladogram adapted from that analysis is shown below:
958:
ecosystems. The shale layers primarily preserve marine
911:
A reconstruction of North
America during the Campanian
1487:
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
927:. It is primarily made up of alternating layers of
311:
923:, which is believed to have been deposited in the
1552:
1272:
3961:
1237:
1235:
1233:
977:was found, are believed to represent a coastal
1702:
2674:
1612:
1230:
1100:are represented by several unnamed taxa, and
407:, honors the Lépai-Ndé or Lipani, a tribe of
1118:. Fossilized footprints from some kind of
3975:Late Cretaceous dinosaurs of North America
1809:
1619:
1605:
1386:
336:(meaning "Coahuila lizard") is an extinct
127:
1535:
1462:
1451:Boletín de la Sociedad Geológica Mexicana
1369:
1351:
1279:Ramírez-Velasco, Angel Alejandro (2022).
1263:
1516:Journal of South American Earth Sciences
1399:Journal of South American Earth Sciences
1164:. 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:
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1693:
1692:
1636:
1635:
1621:
1614:
1607:
1598:
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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:
781:
758:
757:
734:
733:
686:
685:
679:
678:
620:
619:
596:
595:
589:
588:
565:
564:
516:
515:
509:
508:
487:
486:
463:
462:
453:
452:
432:Life restoration
313:
297:
290:
277:
264:
251:
238:
222:
206:
150:
149:
131:
121:
51:
36:Temporal range:
28:
27:
21:Coahuilaceratops
4010:
4009:
4005:
4004:
4003:
4001:
4000:
3999:
3960:
3959:
3958:
3945:
3926:mummy AMNH 5060
3893:Dakota (fossil)
3869:
3720:
3700:
3688:Tetrapodosaurus
3639:Hadrosaurichnus
3571:
3556:
3533:
3507:
3502:Shantungosaurus
3452:
3433:Augustynolophus
3418:
3362:
3336:Bonapartesaurus
3321:
3265:
3237:
3168:
3156:Parasaurolophus
3127:
3011:
2959:
2950:
2875:Qianjiangsaurus
2861:Probactrosaurus
2840:Penelopognathus
2679:
2666:
2649:
2636:
2606:
2586:
2543:
2477:
2458:Riabininohadros
2331:Bayannurosaurus
2312:
2299:
2235:
2200:
2183:
2128:
2098:Tenontosauridae
2092:
2051:
1887:
1866:Gideonmantellia
1850:
1814:
1801:
1772:
1752:
1725:
1719:Avemetatarsalia
1704:Avemetatarsalia
1694:
1641:
1640:
1630:
1625:
1595:
1594:
1557:
1553:
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:
3614:
3607:
3600:
3593:
3585:
3583:
3573:
3572:
3562:
3561:
3558:
3557:
3526:
3524:
3521:
3520:
3517:
3516:
3513:
3512:
3509:
3508:
3506:
3505:
3498:
3495:Laiyangosaurus
3491:
3484:
3477:
3470:
3462:
3460:
3458:Edmontosaurini
3454:
3453:
3451:
3450:
3443:
3440:Prosaurolophus
3436:
3428:
3426:
3420:
3419:
3417:
3416:
3409:
3402:
3395:
3388:
3385:Coahuilasaurus
3381:
3372:
3370:
3364:
3363:
3361:
3360:
3353:
3346:
3339:
3331:
3329:
3323:
3322:
3320:
3319:
3311:
3304:
3297:
3290:
3283:
3275:
3273:
3267:
3266:
3264:
3263:
3255:
3249:
3243:
3242:
3239:
3238:
3236:
3235:
3228:
3221:
3214:
3207:
3200:
3193:
3186:
3178:
3176:
3170:
3169:
3167:
3166:
3159:
3152:
3145:
3137:
3135:
3129:
3128:
3126:
3125:
3118:
3111:
3104:
3097:
3089:
3082:
3075:
3068:
3061:
3054:
3047:
3040:
3033:
3025:
3019:
3017:Lambeosaurinae
3013:
3012:
3010:
3009:
3002:
2995:
2988:
2981:
2974:
2966:
2960:
2955:
2952:
2951:
2949:
2948:
2941:
2934:
2927:
2920:
2913:
2906:
2899:
2892:
2885:
2878:
2871:
2864:
2857:
2850:
2843:
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:.
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