5295:
5290:
1145:
4380:
881:
4394:
1615:
5277:
160:
4387:
1598:, like other cranial modifications in duckbills, may have been used for a variety of social functions, such as identification of sexes or species and social ranking. It could also have functioned as a tool for broadside pushing or butting in social contests, and there may have been inflatable air sacs flanking it for both visual and auditory signaling. The top of the arch is roughened in some specimens, suggesting that it was covered by thick,
5301:
567:
1062:
1133:
708:
136:
5284:
3333:
1101:-shaped scutes upwards of 3.8 centimeters long (1.5 inches) on the flank and tail; uniform polygonal scales on the neck and sides of the body; and pyramidal structures, flattened side-to-side, with fluted sides, longer than tall and found along the top of the back in a single midline row. In 2016, Gregory S. Paul estimated the size of
539:, and for many years the two were thought to be synonyms. It is known from numerous skulls, some skeletons, and even some skin impressions that show it to have had pyramidal scales projecting along the midline of the back. It is most easily distinguished from other duckbills by its narrow arching nasal hump, sometimes described as similar to a "
1472:
823:
had enlarged prongs along its upper margin, where the lower jaw's beak was based. This new species greatly expands the geographic range of this genus, and there may be a second, more lightly built species present as well. Multiple gryposaur species are known from the
Kaiparowits Formation,
1970:; Hernández,-Rivera, René; Gates, Terry; Paul, Gregory S.; Nesbitt, Sterling; Serrano-Brañas, Claudia Inés; Garcia-de la Garza, Juan Pablo (2006). "Large hadrosaurine dinosaurs from the latest Campanian of Coahuila, Mexico". In Lucas, Spencer G.; Sullivan Robert M. (eds.).
3221:
Eaton, J.G., 2002. Multituberculate mammals from the
Wahweap (Campanian, Aquilan) and Kaiparowits (Campanian, Judithian) formations, within and near Grand Staircase–Escalante National Monument, southern Utah. Miscellaneous Publication 02-4, Utah Geological Survey, 66
1657:
swamps, ponds and lakes, and was bordered by highlands. The climate was wet and humid, and supported an abundant and diverse range of organisms. This formation contains one of the best and most continuous records of Late
Cretaceous terrestrial life in the world.
1124:. In profile view, they rise into a rounded hump in front of the eyes, reaching a height as tall as the highest point of the back of the skull. The skeleton is known in great detail, making it a useful point of reference for other duckbill skeletons.
2415:
3307:
Eaton, Jeffrey G.; Cifelli, Richard L.; Hutchinson, J. Howard; Kirkland, James I.; Parrish, J. Michael (1999). "Cretaceous vertebrate faunas from the
Kaiparowits Plateau, south-central Utah". In Gillete David D. (ed.).
3209:
2122:(1979). "Upper Cretaceous dinosaurs from the Bearpaw Shale (marine) of south-central Montana with a checklist of Upper Cretaceous dinosaur remains from marine sediments in North America".
5842:
3084:
3210:
40Ar/39Ar age of the
Kaiparowits Formation, southern Utah, and correlation of contemporaneous Campanian strata and vertebrate faunas along the margin of the Western Interior Basin
2843:
Lull, Richard Swann; Wright, Nelda E. (1942). Hadrosaurian
Dinosaurs of North America. Geological Society of America Special Paper 40. Geological Society of America. pp. 164–172.
1518:
that contained hundreds of teeth, only a relative handful of which were in use at any time. Plant material would have been cropped by its broad beak, and held in the jaws by a
5832:
3231:
Titus, Alan L. and Mark A. Loewen (editors). At the Top of the Grand
Staircase: The Late Cretaceous of Southern Utah. 2013. Indiana University Press. Hardbound: 634 pp.
5892:
812:
5786:
991:
1552:
appears to have only existed for part of the duration of time that the rocks were being formed. As the formation was being laid down, it recorded a change to more
2034:(1916). "Contributions to the geology and paleontology of San Juan County, New Mexico. 2. Vertebrate faunas of the Ojo Alamo, Kirtland and Fruitland Formations".
2400:
The hadrosaurian dinosaurs (ornithischia: hadrosauria) of Big Bend
National Park, Brewster County, Texas, with implications for late Cretaceous paleozoogeography
1168:
was once thought to fall into this group as well, before it was described (then known under the nickname "Antonio"). A subfamily, Gryposaurinae, was coined by
5872:
5773:
5294:
3031:
788:, from slightly older rocks in Montana than the classic gryposaur localities of Alberta. Based on two parts of a skeleton collected in 1916 for the
2795:(1902). "On Vertebrata of the mid-Cretaceous of the Northwest Territory. 2. New genera and species from the Belly River Series (mid-Cretaceous)".
672:
type specimen is missing the front part of the skull, so the full shape of the nasal arch cannot be seen. The 1942 publication of the influential
843:
have been unearthed for decades, but none were considered to be identifiable as a determined genus of hadrosaur, but do resemble some species of
4379:
5887:
5289:
3092:
5837:
3366:
3317:
2970:
2908:
2668:
2637:
2601:
2299:(Ornithischia: Hadrosauridae) with descriptions of two new hadrosaurid species and an evaluation of hadrosaurid phylogenetic relationships".
2215:
2187:
2156:
2100:
1881:
1838:
1637:
indicates that the
Kaiparowits Formation was deposited between 76.1 and 74.0 million years ago, during the Campanian stage of the Late
5877:
4393:
3272:
Zanno, Lindsay E.; Sampson, Scott D. (2005). "A new oviraptorosaur (Theropoda; Maniraptora) from the Late
Cretaceous (Campanian) of Utah".
1522:-like organ. Its feeding range would have extended from the ground to about 4 m (13 ft) above. The paleontologists who unearthed
3114:
2584:; Weishampel, David B.; Forster, Catherine A (2004). "Hadrosauridae". In Weishampel, David B.; Dodson, Peter; OsmĂłlska Halszka (eds.).
789:
761:
of Montana (which have since fallen out of the literature), by 1990 he had changed his position, and was among the first to again use
3242:
5276:
543:," and which may have been used for species or sexual identification, and/or combat with individuals of the same species. A large
5862:
5852:
5655:
1967:
1907:, a new genus and species of trachodont dinosaur from the Belly River Formation of Alberta, with a description of the skull of
966:, Montana, USA, is known from partial skulls and skeletons from several individuals. Its nasal arch is prominent like that of
5867:
5678:
5665:
2932:
2053:
1802:
645:
147:
1641:
period. During the Late Cretaceous period, the site of the Kaiparowits Formation was located near the western shore of the
5882:
5857:
5670:
1653:
to the east. The plateau where dinosaurs lived was an ancient floodplain dominated by large channels and abundant wetland
5847:
2581:
2292:
2119:
1172:
as part of a larger revision that promoted Hadrosaurinae to family status, but is not now in use. A rough equivalent is
1169:
366:
2688:
1144:
618:. This skull was missing the snout, which had eroded into fragments; Brown restored it after the duckbill now known as
5300:
1120:
differ in details of the skull and lower jaw. The prominent nasal arch found in this genus is formed from the paired
159:
1529:
back in the 2000s brought the fact that this creature dined on tough, fibrous plant material which would imply that
624:, which was flat-headed, and believed that some unusual pieces were evidence of compression. Lambe's description of
589:
4386:
1105:
at 7.5 metres (25 ft) in length and 2.5 metric tons (2.8 short tons) in body mass and the other two species (
3359:
3285:
1201:
based on the phylogenetic analysis conducted by Prieto-Márquez and Wagner in 2012, showing the relationships of
880:
3466:
2208:
The Illustrated Encyclopedia of Dinosaurs: An Original and Compelling Insight into Life in the Dinosaur Kingdom
1162:
without hollow head crests. The general term "gryposaur" is sometimes used for duckbills with arched nasals.
2814:
2091:; Horner, Jack R. (1990). "Hadrosauridae". In Weishampel, David B.; Dodson, Peter; OsmĂłlska Halszka (eds.).
2031:
1642:
963:
918:
Dinosaur Park Formation of Alberta, Canada. It is now thought that another species from the same formation,
633:
620:
597:
500:
1614:
5827:
5713:
3825:
3677:
2496:
Redescription of a remarkably large Gryposaurus notabilis (Dinosauria: Hadrosauridae) from Alberta, Canada
1077:
was a hadrosaurid of typical size and shape; one of the best specimens of this genus, the nearly complete
959:
508:
5799:
5635:
4191:
3493:
1734:
1623:
872:, was unearthed in the Javelina Formation in Texas. Further research is needed to confirm its validity.
808:
516:
2995:, a new species of hadrosaurid dinosaur from the Late Cretaceous of the Pacific coast of North America"
733:
was most common in the late 1970s–early 1980s, and appears in some popular books; one well-known work,
2684:
1190:
is incompletely known, lacking most of the bones in front of the eyes, it was very similar to that of
715:
This situation is made more confusing by old suggestions by some authors, including Jack Horner, that
5760:
5055:
3352:
3175:
2751:
2536:
2427:
2005:
1807:
1538:
832:
5283:
1566:
present instead. Other dinosaurs known from only the lower part of the formation include the horned
2088:
1873:
1665:
1534:
593:
3166:
Hopson, James A. (1975). "The evolution of cranial display structures in hadrosaurian dinosaurs".
1089:) came from an animal about 8.2 meters (27 feet) long. This specimen also has the best example of
930:. The two had been differentiated by the size of the nasal arch (larger and closer to the eyes in
824:
represented by cranial and postcranial remains, and were larger than their northern counterparts.
5407:
5018:
3603:
3289:
3191:
3057:
3012:
2875:
2853:
2767:
2740:"Hadrosaurian dinosaurs from the Maastrichtian Javelina Formation, Big Bend National Park, Texas"
2552:
2469:
2451:
2416:"Hadrosaurian dinosaurs from the Maastrichtian Javelina Formation, Big Bend National Park, Texas"
2379:
2261:
1634:
1003:
828:
524:
408:
381:
154:
2629:
2621:
1933:(1910). "The Cretaceous Ojo Alamo beds of New Mexico with description of the new dinosaur genus
5804:
2593:
5791:
5414:
5153:
5074:
5034:
3918:
3804:
3750:
3721:
3313:
2966:
2914:
2904:
2664:
2633:
2597:
2500:
2443:
2327:(Dinosauria: Hadrosauridae) from the late Campanian Kaiparowits Formation, southern Utah, USA"
2232:
2211:
2183:
2179:
2173:
2152:
2148:
2142:
2096:
1978:. Albuquerque, New Mexico: New Mexico Museum of Natural History and Science. pp. 299–315.
1877:
1834:
5751:
3243:"Presidential Proclamation: Establishment of the Grand Staircase–Escalante National Monument"
2660:
2654:
1097:, showing this dinosaur to have had several different types of scalation: pyramidal, ridged,
608:
shortly thereafter, Lambe drawing attention to its unusual nasal crest. A few years earlier,
5555:
5548:
5358:
5351:
4880:
4791:
4629:
4530:
4516:
4230:
4198:
3833:
3742:
3656:
3591:
3338:
3312:. Miscellaneous Publication 99-1. Salt Lake City: Utah Geological Survey. pp. 345–353.
3281:
3183:
3002:
2759:
2585:
2544:
2435:
2371:
2338:
2013:
1946:
1865:
1782:
1745:
1515:
1158:
was a saurolophine (hadrosaurine of older references) hadrosaurid, a member of the duckbill
1068:
915:
5640:
5435:
5386:
5249:
5180:
5083:
4903:
4622:
4608:
4587:
4205:
4078:
3845:
3613:
3451:
2237:, from the Campanian of the East Coast of North America, with a reevaluation of the genus"
2203:
1719:
1669:
566:
477:
48:
2965:. Vol. Supplement 2. Jefferson, North Carolina: McFarland & Co. pp. 79–80.
1866:
3179:
2755:
2540:
2431:
2009:
891:
As of 2016, there are currently three named species that are recognized as valid today:
5650:
5645:
5583:
5520:
5393:
5242:
5205:
5187:
5132:
4764:
4580:
4573:
4502:
4424:
4411:
4339:
4327:
4296:
4271:
4135:
4057:
4018:
4004:
3881:
3792:
3714:
3692:
3685:
3426:
2958:
2792:
1900:
1861:
1754:
1695:
1680:
1562:
1028:
605:
601:
330:
236:
2056:(1919). "Preliminary description of a new species of trachodont dinosaur of the genus
1113:) at 8 metres (26 ft) in length and 3 metric tons (3.3 short tons) in body mass.
1061:
5821:
5590:
5534:
5513:
5484:
5400:
5337:
5235:
5228:
5214:
5124:
5104:
5097:
4994:
4944:
4937:
4921:
4896:
4869:
4862:
4855:
4826:
4777:
4739:
4704:
4685:
4657:
4601:
4264:
4257:
4212:
4142:
4011:
3870:
3855:
3817:
3728:
3621:
3584:
3577:
3293:
3250:
2771:
2739:
2586:
2455:
2383:
2362:(Dinosauria: Hadrosauridae) from the Upper Campanian Kaiparowits Formation of Utah".
2343:
2322:
1740:
1706:
1700:
1685:
1574:
1389:
1078:
1007:
758:
492:
444:
385:
278:
265:
86:
3195:
3016:
2556:
1829:
Creisler, Benjamin S. (2007). "Deciphering duckbills". In Carpenter, Kenneth (ed.).
17:
5498:
5474:
5462:
5428:
5421:
5372:
5365:
5171:
5115:
5090:
5062:
4951:
4753:
4718:
4664:
4594:
4566:
4452:
4445:
4285:
4250:
4177:
4170:
4092:
4033:
3988:
3890:
3764:
3757:
3706:
3670:
3628:
3478:
3417:
2375:
1989:
1930:
1728:
1724:
1711:
1690:
1676:
1568:
1545:
1365:
1227:
1213:
1173:
1164:
1015:
971:
904:
844:
801:
778:
609:
488:
313:
291:
220:
3139:
3115:"New Dinosaur Species, Gryposaurus Monumentensis, Unearthed In Utah | Science 2.0"
5745:
5687:
5576:
5541:
5379:
5221:
5194:
5146:
4972:
4958:
4930:
4910:
4889:
4833:
4812:
4805:
4798:
4732:
4725:
4678:
4643:
4615:
4551:
4544:
4313:
4163:
4149:
4121:
4099:
4041:
3904:
3735:
3699:
3663:
3559:
3546:
3505:
3375:
2713:
1790:
1715:
1507:
1484:
1406:
1251:
1178:
1132:
1020:
979:
849:
717:
707:
692:. Reviews beginning in the 1990s, however, called into question the identity of
614:
548:
535:
423:
252:
61:
135:
5629:
5604:
5597:
5569:
5562:
5453:
5442:
5328:
5027:
5007:
4965:
4840:
4692:
4559:
4509:
4474:
4467:
4438:
4278:
4156:
4128:
3997:
3970:
3945:
3785:
3778:
3771:
3649:
3328:
3187:
2548:
2504:
1774:
1762:
1650:
1638:
1492:
1121:
1090:
975:
943:
820:
757:
for a partial skull and skeleton and a second less-complete skeleton from the
730:
673:
628:
provided evidence of a different type of skull configuration, and by 1916 the
544:
106:
71:
31:
5736:
2918:
2447:
1506:. Its skull had special joints that permitted a grinding motion analogous to
527:
in Texas may extend the temporal range of the genus to 66 million years ago.
5611:
5527:
5506:
5344:
5041:
4979:
4488:
4460:
4320:
4184:
4114:
4085:
3911:
3897:
3640:
2692:
2095:(1st ed.). Berkeley: University of California Press. pp. 534–561.
1833:. Bloomington and Indianapolis: Indiana University Press. pp. 185–210.
1786:
1749:
1646:
1603:
1499:
1496:
1471:
1198:
1159:
955:
911:
866:
677:
648:'s naming of a nearly complete skeleton from the Dinosaur Park Formation as
612:
had collected and described a partial skull from New Mexico, which he named
551:
485:
481:
470:
171:
111:
55:
2398:
3007:
2990:
800:
material. Horner, who described the specimens, considered it to be a less
5730:
5491:
5160:
5048:
4848:
4819:
4746:
4671:
4636:
4537:
4523:
4481:
4305:
4106:
4071:
3977:
3963:
3925:
3435:
3408:
3399:
2827:
Canada Department of Mines Geological Survey Bulletin (Geological Series)
1672:
797:
585:
540:
473:
204:
191:
101:
96:
81:
76:
66:
2763:
2439:
2017:
1994:"Cretaceous Eocene correlation in New Mexico, Wyoming, Montana, Alberta"
696:, which has limited material for comparison with other duckbills. Thus,
5778:
4784:
4219:
2231:
Prieto-Márquez, Alberto; Weishampel, David B.; Horner, John R. (2006).
1599:
774:
512:
504:
455:
116:
91:
2738:
Lehman, Thomas M.; Wick, Steve L.; Wagner, Jonathan R. (1 July 2016).
2527:(Dinosauria, Hadrosauridae), with a taxonomic revision of the genus".
2494:
2414:
Lehman, Thomas M.; Wick, Steven L.; Wagner, Jonathan R. (March 2016).
946:, as well as with two skeletons with skulls that had been assigned to
769:, although known from fragmentary material, can be distinguished from
4650:
4243:
3393:
2898:
1950:
1778:
1770:
1766:
1098:
869:
862:
753:
in a photo caption. Although Horner in 1979 used the new combination
451:
181:
5707:
1993:
819:. Its skull was more robust than that of the other species, and its
2592:(2nd ed.). Berkeley: University of California Press. pp.
1645:, a large inland sea that split North America into two landmasses,
990:
was listed second on the top 10 list of new species in 2008 by the
938:). Ten complete skulls and twelve fragmentary skulls are known for
815:, includes a skull and partial skeleton that represent the species
4495:
4025:
2626:
Dinosaur Provincial Park: A Spectacular Ancient Ecosystem Revealed
1613:
1583:
1553:
1519:
1511:
1503:
1470:
1143:
1131:
1060:
879:
706:
565:
555:
466:
459:
2523:
Prieto–Marquez, Alberto (2010). "The braincase and skull roof of
1753:. Other paleofauna present in the Kaiparowits Formation included
1045:. However, this synonymy was rejected in the 2004 edition of the
5765:
3863:
1758:
1654:
784:
Further research has revealed the presence of a second species,
520:
5711:
5316:
4409:
3544:
3386:
3348:
1186:, but it is slightly younger. Additionally, while the skull of
3344:
1974:. New Mexico Museum of Natural History and Science Bulletin,
507:, Canada, and two formations in the United States: the Lower
3286:
10.1671/0272-4634(2005)025[0897:ANOTMF]2.0.CO;2
982:"Hadrosauravus" is an early, unused name for this species.
970:, but farther forward on the snout, and its teeth are less
934:) and the form of the upper arm (longer and more robust in
632:
skull had been redone with a nasal arch and both Brown and
1872:. Jefferson, North Carolina: McFarland & Co. pp.
700:
has once again been separated, at least temporarily, from
592:
2278, a skull and partial skeleton collected in 1913 by
2358:
Gates, Terry; Sampson, Scott (2006). "A new species of
986:
is known from a skull and partial skeleton from Utah.
853:. However, in 2016, a possibly forth valid species of
554:
around 8 meters (26 feet) long, it may have preferred
3140:"Toothy dinosaur newest to come out of southern Utah"
1972:
Late Cretaceous vertebrates from the Western Interior
1831:
Horns and Beaks: Ceratopsian and Ornithopod Dinosaurs
1560:
is absent from the upper part of the formation, with
476:
that lived about 80 to 75 million years ago, in the
392:
373:
358:
346:
320:
5720:
5621:
5472:
5452:
5327:
5204:
5170:
5114:
5073:
5017:
4993:
4920:
4879:
4763:
4702:
4422:
4338:
4295:
4229:
4055:
3987:
3943:
3880:
3844:
3803:
3639:
3602:
3557:
3504:
3477:
3450:
3032:"Plant-eating dinosaur a "Cretaceous weed whacker""
2714:"Scientists Announce Top 10 New Species; Issue SOS"
2935:(1920). "The osteology of the trachodont dinosaur
2886:. Geological Society of America. pp. 110–117.
2628:. Bloomington: Indiana University Press. pp.
2036:United States Geological Survey Professional Paper
1939:Bulletin of the American Museum of Natural History
644:were one and the same. This idea was reflected in
2903:. Princeton University Press. pp. 337–339.
2718:International Institute for Species Exploration
2624:. In Currie, Phillip J.; Koppelhus Eva (eds.).
992:International Institute for Species Exploration
2882:. Geological Society of America Special Paper
2860:. Geological Society of America Special Paper
2268:. Geological Society of America Special Paper
2210:. New York: Crescent Books. pp. 116–121.
3360:
2941:University of Toronto Studies, Geology Series
2864:. Geological Society of America. p. 226.
2821:, with a description of the type specimen of
835:, indeterminate hadrosaur remains resembling
660:in its own genus). Direct comparison between
8:
2272:. Geological Society of America. p. 21.
688:question for nearly fifty years in favor of
5843:Grand Staircase–Escalante National Monument
2321:Gates, Terry A.; Sampson, Scott D. (2007).
2066:Transactions of the Royal Society of Canada
1622:(left background) and other animals of the
1514:were continually replacing and packed into
813:Grand Staircase–Escalante National Monument
604:. This specimen was described and named by
5833:Late Cretaceous dinosaurs of North America
5708:
5324:
5313:
4999:
4769:
4710:
4430:
4419:
4406:
4235:
4063:
3955:
3951:
3809:
3569:
3565:
3554:
3541:
3483:
3456:
3447:
3383:
3367:
3353:
3345:
2653:Lambert, David; the Diagram Group (1990).
2620:Ryan, Michael J.; Evans, David C. (2005).
2172:Lambert, David; the Diagram Group (1983).
1962:
1960:
745:), but identifies the mounted skeleton of
134:
38:
3006:
2989:Prieto-Márquez, A.; Wagner, J.R. (2011).
2984:
2982:
2470:"Current Research | Big Bend Conservancy"
2342:
2331:Zoological Journal of the Linnean Society
994:. Recently, a possible fourth species of
735:The Illustrated Encyclopedia of Dinosaurs
523:. A possible additional species from the
3161:
3159:
2576:
2574:
2572:
2570:
2568:
2566:
2518:
2516:
2514:
2287:
2285:
2283:
2281:
2279:
454:"; sometimes incorrectly translated as "
5893:Multispecific non-avian dinosaur genera
2880:Hadrosaurian Dinosaurs of North America
2858:Hadrosaurian Dinosaurs of North America
2615:
2613:
2403:(Thesis thesis). Texas Tech University.
2316:
2314:
2266:Hadrosaurian Dinosaurs of North America
2147:. Secaucus, NJ: Citadel Press. p.
2114:
2112:
1856:
1854:
1852:
1850:
1818:
3058:"Huge New Dinosaur Had A Serious Bite"
2900:The Princeton Field Guide to Dinosaurs
2797:Contributions to Canadian Paleontology
2301:Museum of the Rockies Occasional Paper
2083:
2081:
2079:
1998:Geological Society of America Bulletin
1895:
1893:
1824:
1822:
3208:Roberts EM, Deino AL, Chan MA (2005)
1182:has been proposed to be a synonym of
1176:, as used by Alberto Prieto-Márquez.
1033:was considered a possible species of
7:
1136:Size comparison of three species of
1381:
1357:
1298:
1274:
1267:
1243:
1219:
1208:
1010:, along with an unnamed species of
3274:Journal of Vertebrate Paleontology
3212:. Cretaceous Research 26: 307–318.
2529:Journal of Vertebrate Paleontology
2364:Journal of Vertebrate Paleontology
790:American Museum of Natural History
765:in print. Current thought is that
25:
5873:Campanian genus first appearances
865:, who was the last leader of the
668:is hindered by the fact that the
5299:
5293:
5288:
5282:
5275:
4392:
4385:
4378:
3331:
2659:. New York: Avon Books. p.
2397:Wagner, Jonathan R. (May 2001).
2344:10.1111/j.1096-3642.2007.00349.x
2178:. New York: Avon Books. p.
1572:and the hollow-crested duckbill
1548:of the Dinosaur Park Formation,
158:
5656:List of informal dinosaur names
3310:Vertebrate Paleontology in Utah
3030:Dunham, Will (3 October 2007).
2689:"Re: What are these dinosaurs?"
2295:(1992). "Cranial morphology of
1024:, but with a more solid crest.
5666:Timeline of hadrosaur research
3085:"New duck-dinosaur discovered"
2376:10.1080/02724634.2006.10010069
1803:Timeline of hadrosaur research
1720:Parasaurolophus cyrtocristatus
1668:with other dinosaurs, such as
1635:Argon-argon radiometric dating
1594:The distinctive nasal arch of
1205:among the other kritosaurins:
1085:(now regarded as a synonym of
827:In Texas, specifically at the
596:from what is now known as the
148:Natural History Museum of Utah
1:
5888:Fossil taxa described in 1914
2999:Acta Palaeontologica Polonica
2244:Acta Palaeontologica Polonica
5838:Taxa named by Lawrence Lambe
3083:Than, Ker (3 October 2007).
1053:being tabulated as dubious.
1037:, following the synonymy of
960:Lower Two Medicine Formation
847:or at least some species of
5878:Campanian genus extinctions
2963:Dinosaurs: The Encyclopedia
2878:; Wright, Nelda E. (1942).
2856:; Wright, Nelda E. (1942).
2264:; Wright, Nelda E. (1942).
2144:The New Dinosaur Dictionary
1868:Dinosaurs: The Encyclopedia
1116:The three named species of
978:-like characteristics. The
741:for the Canadian material (
721:is also the same as either
711:Skull, Royal Tyrrell Museum
5909:
3091:. NBC News. Archived from
2474:fossildiscoveryexhibit.com
2206:(1985). "Hadrosaurids I".
2175:A Field Guide to Dinosaurs
1602:skin, or that there was a
1006:, which dates to the late
400:Lehman, Wick, Wagner, 2016
29:
5323:
5312:
5273:
5002:
4772:
4713:
4433:
4418:
4405:
4376:
4238:
4066:
3958:
3954:
3812:
3572:
3568:
3553:
3540:
3486:
3459:
3446:
3382:
3188:10.1017/S0094837300002165
2897:Paul, Gregory S. (2016).
2622:"Ornithischian Dinosaurs"
2549:10.1080/02724631003762971
1741:Kosmoceratops richardsoni
1662:Gryposaurus monumentensis
1403:
1386:
1379:
1362:
1355:
1324:Gryposaurus monumentensis
1320:
1303:
1296:
1279:
1272:
1265:
1248:
1241:
1224:
1217:
1030:Stephanosaurus marginatus
680:on hadrosaurs sealed the
414:
407:
343:
338:
319:
312:
155:Scientific classification
153:
142:
133:
41:
27:Extinct genus of reptiles
2937:Kritosaurus incurvimanus
2141:Glut, Donald F. (1982).
2062:Kritosaurus incurvimanus
1556:-influenced conditions.
1083:Kritosaurus incurvimanus
1027:The dubious hadrosaurid
1018:which closely resembles
924:Gryposaurus incurvimanus
920:Kritosaurus incurvimanus
861:, which was named after
662:Kritosaurus incurvimanus
654:Gryposaurus incurvimanus
650:Kritosaurus incurvimanus
443:(meaning "hooked-nosed (
30:Not to be confused with
5863:Paleontology in Alberta
5853:Paleontology in Montana
2744:Journal of Paleontology
2420:Journal of Paleontology
2124:Journal of Paleontology
1864:(1997). "Gryposaurus".
1781:were present including
1643:Western Interior Seaway
1002:, was unearthed in the
621:Edmontosaurus annectens
598:Dinosaur Park Formation
501:Dinosaur Park Formation
2817:(1924). "On the genus
2720:. Newswise. 2008-05-23
2656:The Dinosaur Data Book
1626:
1502:, eating a variety of
1480:
1152:
1141:
1071:
888:
807:New material from the
773:by differences in the
755:Hadrosaurus notabilis
712:
694:Kritosaurus navajovius
600:of Alberta, along the
578:
509:Two Medicine Formation
5868:Kaiparowits Formation
5800:Paleobiology Database
5636:Basturs Poble bonebed
3008:10.4202/app.2011.0049
2525:Gryposaurus notabilis
1913:The Ottawa Naturalist
1905:Gryposaurus notabilis
1777:. A variety of early
1735:Nasutoceratops titusi
1712:armored ankylosaurids
1624:Kaiparowits Formation
1617:
1546:bird-hipped dinosaurs
1474:
1307:Gryposaurus notabilis
1147:
1135:
1087:Gryposaurus notabilis
1064:
883:
809:Kaiparowits Formation
710:
666:Gryposaurus notabilis
658:Gryposaurus notabilis
569:
517:Kaiparowits Formation
325:Gryposaurus notabilis
5883:Ornithischian genera
5858:Paleontology in Utah
5658:(contains hadrosaur
5056:Probrachylophosaurus
2089:Weishampel, David B.
1808:2016 in paleontology
1716:duckbilled hadrosaur
1283:Gryposaurus latidens
833:El Picacho Formation
562:History of discovery
18:Gryposaurus latidens
5848:Dinosaur Park fauna
3180:1975Pbio....1...21H
3095:on October 15, 2013
2993:Saurolophus morrisi
2876:Lull, Richard Swann
2854:Lull, Richard Swann
2823:Lambeosaurus lambei
2815:Gilmore, Charles W.
2764:10.1017/jpa.2016.48
2756:2016JPal...90..333L
2541:2010JVPal..30..838P
2493:Bertozzo, Filippo.
2440:10.1017/jpa.2016.48
2432:2016JPal...90..333L
2262:Lull, Richard Swann
2235:Hadrosaurus foulkii
2032:Gilmore, Charles W.
2018:10.1130/gsab-25-355
2010:1914GSAB...25..355B
1757:(sharks and rays),
1750:Hagryphus giganteus
1729:Utahceratops gettyi
1586:-related settings.
1582:may have preferred
1197:The following is a
1014:and an undescribed
1000:Gryposaurus alsatei
926:), is a synonym of
796:is also known from
594:George F. Sternberg
499:are known from the
495:. Named species of
5408:Ornithopodichnites
5019:Brachylophosaurini
3604:Hypsilophodontidae
3247:September 18, 1996
3241:Clinton, William.
2793:Lambe, Lawrence M.
2323:"A new species of
1968:Kirkland, James I.
1909:Chasmosaurus belli
1901:Lambe, Lawrence M.
1691:Ornithomimus velox
1627:
1491:would have been a
1481:
1153:
1142:
1072:
1004:Javelina Formation
889:
829:Javelina Formation
713:
656:(although he left
636:had proposed that
579:
525:Javelina Formation
5815:
5814:
5714:Taxon identifiers
5705:
5704:
5701:
5700:
5697:
5696:
5415:Shiraminesauropus
5308:
5307:
5271:
5270:
5267:
5266:
5263:
5262:
5259:
5258:
5154:Naashoibitosaurus
5075:Austrokritosauria
5035:Brachylophosaurus
4989:
4988:
4401:
4400:
4374:
4373:
4370:
4369:
4366:
4365:
4362:
4361:
4358:
4357:
4051:
4050:
3939:
3938:
3935:
3934:
3919:Transylvanosaurus
3805:Rhabdodontomorpha
3751:Notohypsilophodon
3722:Macrogryphosaurus
3536:
3535:
3532:
3531:
3528:
3527:
3524:
3523:
3319:978-1-55791-634-1
3253:on 28 August 2013
3119:www.science20.com
2972:978-0-89950-917-4
2933:Parks, William A.
2910:978-1-78684-190-2
2685:Olshevsky, George
2670:978-0-380-75896-8
2639:978-0-253-34595-0
2603:978-0-520-24209-8
2370:(3, Suppl): 65A.
2217:978-0-517-46890-6
2204:Norman, David. B.
2189:978-0-380-83519-5
2158:978-0-8065-0782-8
2102:978-0-520-06727-1
2054:Parks, William A.
1883:978-0-89950-917-4
1840:978-0-253-34817-3
1783:multituberculates
1746:oviraptorosaurian
1475:Restored head of
1463:
1462:
1454:
1453:
1445:
1444:
1436:
1435:
1427:
1426:
1418:
1417:
1344:
1343:
1335:
1334:
958:-early Campanian
577:), collected 1918
465:) lizard") was a
436:
435:
430:
401:
389:
370:
355:
16:(Redirected from
5900:
5808:
5807:
5795:
5794:
5782:
5781:
5769:
5768:
5756:
5755:
5754:
5741:
5740:
5739:
5709:
5682:mummy S.M. R4036
5556:Microhadrosaurus
5549:Mandschurosaurus
5359:Camptosaurichnus
5352:Bonaparteichnium
5325:
5318:Related articles
5314:
5303:
5297:
5292:
5287:
5286:
5279:
5000:
4881:Parasaurolophini
4792:Angulomastacator
4770:
4711:
4630:Shuangmiaosaurus
4531:Huehuecanauhtlus
4517:Gongpoquansaurus
4431:
4420:
4407:
4396:
4390:
4389:
4382:
4236:
4231:Hadrosauriformes
4199:Ratchasimasaurus
4064:
3956:
3952:
3834:Muttaburrasaurus
3810:
3743:Muttaburrasaurus
3657:Atlascopcosaurus
3592:Thescelosauridae
3570:
3566:
3555:
3542:
3484:
3457:
3448:
3441:
3440:
3384:
3369:
3362:
3355:
3346:
3341:
3339:Dinosaurs portal
3336:
3335:
3334:
3324:
3323:
3304:
3298:
3297:
3269:
3263:
3262:
3260:
3258:
3249:. Archived from
3238:
3232:
3229:
3223:
3219:
3213:
3206:
3200:
3199:
3163:
3154:
3153:
3151:
3150:
3136:
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3127:
3126:
3111:
3105:
3104:
3102:
3100:
3080:
3074:
3073:
3071:
3069:
3062:ScienceDaily.com
3054:
3048:
3047:
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3021:
3020:
3010:
2986:
2977:
2976:
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2949:
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2850:
2844:
2841:
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2811:
2805:
2804:
2789:
2783:
2782:
2780:
2778:
2735:
2729:
2728:
2726:
2725:
2710:
2704:
2703:
2701:
2700:
2691:. Archived from
2681:
2675:
2674:
2650:
2644:
2643:
2617:
2608:
2607:
2591:
2578:
2561:
2560:
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2508:
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2251:
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2200:
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2169:
2163:
2162:
2138:
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2131:
2116:
2107:
2106:
2085:
2074:
2073:
2050:
2044:
2043:
2028:
2022:
2021:
1986:
1980:
1979:
1964:
1955:
1954:
1927:
1921:
1920:
1897:
1888:
1887:
1871:
1858:
1845:
1844:
1826:
1666:paleoenvironment
1649:to the west and
1620:G. monumentensis
1516:dental batteries
1382:
1358:
1299:
1275:
1268:
1244:
1220:
1209:
1111:G. monumentensis
1093:impressions for
1069:life restoration
988:G. monumentensis
984:G. monumentensis
916:Upper Cretaceous
901:G. monumentensis
885:G. monumentensis
817:G. monumentensis
729:, or both. This
420:
399:
394:
380:
377:G. monumentensis
375:
365:
360:
353:
348:
322:
303:
290:
277:
264:
251:
235:
219:
163:
162:
146:skeleton in the
144:G. monumentensis
138:
128:
58:
47:Temporal range:
39:
21:
5908:
5907:
5903:
5902:
5901:
5899:
5898:
5897:
5818:
5817:
5816:
5811:
5803:
5798:
5790:
5785:
5777:
5772:
5764:
5759:
5750:
5749:
5744:
5735:
5734:
5729:
5716:
5706:
5693:
5674:mummy AMNH 5060
5641:Dakota (fossil)
5617:
5468:
5448:
5436:Tetrapodosaurus
5387:Hadrosaurichnus
5319:
5304:
5281:
5255:
5250:Shantungosaurus
5200:
5181:Augustynolophus
5166:
5110:
5084:Bonapartesaurus
5069:
5013:
4985:
4916:
4904:Parasaurolophus
4875:
4759:
4707:
4698:
4623:Qianjiangsaurus
4609:Probactrosaurus
4588:Penelopognathus
4427:
4414:
4397:
4384:
4354:
4334:
4291:
4225:
4206:Riabininohadros
4079:Bayannurosaurus
4060:
4047:
3983:
3948:
3931:
3876:
3846:Tenontosauridae
3840:
3799:
3635:
3614:Gideonmantellia
3598:
3562:
3549:
3520:
3500:
3473:
3467:Avemetatarsalia
3452:Avemetatarsalia
3442:
3389:
3388:
3378:
3373:
3337:
3332:
3330:
3327:
3320:
3306:
3305:
3301:
3271:
3270:
3266:
3256:
3254:
3240:
3239:
3235:
3230:
3226:
3220:
3216:
3207:
3203:
3165:
3164:
3157:
3148:
3146:
3138:
3137:
3133:
3124:
3122:
3113:
3112:
3108:
3098:
3096:
3082:
3081:
3077:
3067:
3065:
3064:. Science Daily
3056:
3055:
3051:
3041:
3039:
3029:
3028:
3024:
2988:
2987:
2980:
2973:
2959:Glut, Donald F.
2957:
2956:
2952:
2931:
2930:
2926:
2911:
2896:
2895:
2891:
2874:
2873:
2869:
2852:
2851:
2847:
2842:
2838:
2813:
2812:
2808:
2791:
2790:
2786:
2776:
2774:
2737:
2736:
2732:
2723:
2721:
2712:
2711:
2707:
2698:
2696:
2683:
2682:
2678:
2671:
2652:
2651:
2647:
2640:
2619:
2618:
2611:
2604:
2582:Horner, John R.
2580:
2579:
2564:
2522:
2521:
2512:
2492:
2491:
2487:
2478:
2476:
2468:
2467:
2463:
2413:
2412:
2408:
2396:
2395:
2391:
2357:
2356:
2352:
2320:
2319:
2312:
2293:Horner, John R.
2291:
2290:
2277:
2260:
2259:
2255:
2239:
2230:
2229:
2225:
2218:
2202:
2201:
2197:
2190:
2171:
2170:
2166:
2159:
2140:
2139:
2135:
2120:Horner, John R.
2118:
2117:
2110:
2103:
2087:
2086:
2077:
2052:
2051:
2047:
2030:
2029:
2025:
1988:
1987:
1983:
1966:
1965:
1958:
1945:(24): 267–274.
1929:
1928:
1924:
1899:
1898:
1891:
1884:
1862:Glut, Donald F.
1860:
1859:
1848:
1841:
1828:
1827:
1820:
1816:
1799:
1755:chondrichthyans
1632:
1618:Restoration of
1612:
1592:
1469:
1464:
1455:
1446:
1437:
1428:
1419:
1345:
1336:
1130:
1059:
948:K. incurvimanus
936:K. incurvimanus
922:(also known as
878:
747:K. incurvimanus
634:Charles Gilmore
575:G. incurvimanus
564:
478:Late Cretaceous
428:
398:
379:
364:
352:
334:
328:
301:
288:
275:
262:
249:
233:
217:
157:
129:
127:
126:
125:
124:
119:
114:
109:
104:
99:
94:
89:
84:
79:
74:
69:
64:
53:
52:
49:Late Cretaceous
45:
35:
28:
23:
22:
15:
12:
11:
5:
5906:
5904:
5896:
5895:
5890:
5885:
5880:
5875:
5870:
5865:
5860:
5855:
5850:
5845:
5840:
5835:
5830:
5820:
5819:
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5812:
5810:
5809:
5796:
5783:
5770:
5757:
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5717:
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5703:
5702:
5699:
5698:
5695:
5694:
5692:
5691:
5684:
5676:
5668:
5663:
5653:
5651:Hypsilophodont
5648:
5646:Hadrosaur diet
5643:
5638:
5633:
5625:
5623:
5622:Other articles
5619:
5618:
5616:
5615:
5608:
5601:
5594:
5587:
5584:Stephanosaurus
5580:
5573:
5566:
5559:
5552:
5545:
5538:
5531:
5524:
5521:Fulgurotherium
5517:
5510:
5503:
5495:
5488:
5480:
5478:
5470:
5469:
5467:
5466:
5458:
5456:
5450:
5449:
5447:
5446:
5439:
5432:
5425:
5418:
5411:
5404:
5397:
5394:Iguanodontipus
5390:
5383:
5376:
5369:
5362:
5355:
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5331:
5321:
5320:
5317:
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5269:
5268:
5265:
5264:
5261:
5260:
5257:
5256:
5254:
5253:
5246:
5243:Laiyangosaurus
5239:
5232:
5225:
5218:
5210:
5208:
5206:Edmontosaurini
5202:
5201:
5199:
5198:
5191:
5188:Prosaurolophus
5184:
5176:
5174:
5168:
5167:
5165:
5164:
5157:
5150:
5143:
5136:
5133:Coahuilasaurus
5129:
5120:
5118:
5112:
5111:
5109:
5108:
5101:
5094:
5087:
5079:
5077:
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5023:
5021:
5015:
5014:
5012:
5011:
5003:
4997:
4991:
4990:
4987:
4986:
4984:
4983:
4976:
4969:
4962:
4955:
4948:
4941:
4934:
4926:
4924:
4918:
4917:
4915:
4914:
4907:
4900:
4893:
4885:
4883:
4877:
4876:
4874:
4873:
4866:
4859:
4852:
4845:
4837:
4830:
4823:
4816:
4809:
4802:
4795:
4788:
4781:
4773:
4767:
4765:Lambeosaurinae
4761:
4760:
4758:
4757:
4750:
4743:
4736:
4729:
4722:
4714:
4708:
4703:
4700:
4699:
4697:
4696:
4689:
4682:
4675:
4668:
4661:
4654:
4647:
4640:
4633:
4626:
4619:
4612:
4605:
4598:
4591:
4584:
4581:Nanyangosaurus
4577:
4574:Nanningosaurus
4570:
4563:
4556:
4548:
4541:
4534:
4527:
4520:
4513:
4506:
4503:Gilmoreosaurus
4499:
4492:
4485:
4478:
4471:
4464:
4457:
4449:
4442:
4434:
4428:
4425:Hadrosauroidea
4423:
4416:
4415:
4412:Hadrosauroidea
4410:
4403:
4402:
4399:
4398:
4377:
4375:
4372:
4371:
4368:
4367:
4364:
4363:
4360:
4359:
4356:
4355:
4353:
4352:
4351:
4350:
4344:
4342:
4340:Hadrosauroidea
4336:
4335:
4333:
4332:
4328:Mantellisaurus
4324:
4317:
4310:
4301:
4299:
4297:Iguanodontidae
4293:
4292:
4290:
4289:
4282:
4275:
4272:Mantellisaurus
4268:
4261:
4254:
4247:
4239:
4233:
4227:
4226:
4224:
4223:
4216:
4209:
4202:
4195:
4188:
4181:
4174:
4167:
4160:
4153:
4146:
4139:
4136:Iguanacolossus
4132:
4125:
4118:
4111:
4103:
4096:
4089:
4082:
4075:
4067:
4061:
4058:Ankylopollexia
4056:
4053:
4052:
4049:
4048:
4046:
4045:
4038:
4030:
4022:
4019:Eousdryosaurus
4015:
4008:
4005:Dysalotosaurus
4001:
3993:
3991:
3985:
3984:
3982:
3981:
3974:
3967:
3959:
3949:
3944:
3941:
3940:
3937:
3936:
3933:
3932:
3930:
3929:
3922:
3915:
3908:
3901:
3894:
3886:
3884:
3882:Rhabdodontidae
3878:
3877:
3875:
3874:
3867:
3860:
3851:
3849:
3842:
3841:
3839:
3838:
3830:
3822:
3813:
3807:
3801:
3800:
3798:
3797:
3793:Weewarrasaurus
3789:
3782:
3775:
3768:
3761:
3754:
3747:
3739:
3732:
3725:
3718:
3715:Leaellynasaura
3711:
3703:
3696:
3693:Gasparinisaura
3689:
3686:Galleonosaurus
3682:
3674:
3667:
3660:
3653:
3645:
3643:
3637:
3636:
3634:
3633:
3625:
3618:
3609:
3607:
3600:
3599:
3597:
3596:
3588:
3581:
3573:
3563:
3558:
3551:
3550:
3545:
3538:
3537:
3534:
3533:
3530:
3529:
3526:
3525:
3522:
3521:
3519:
3518:
3517:
3516:
3510:
3508:
3502:
3501:
3499:
3498:
3497:
3496:
3487:
3481:
3475:
3474:
3472:
3471:
3470:
3469:
3460:
3454:
3444:
3443:
3439:
3438:
3429:
3427:Neornithischia
3420:
3411:
3402:
3396:
3387:
3380:
3379:
3374:
3372:
3371:
3364:
3357:
3349:
3343:
3342:
3326:
3325:
3318:
3299:
3280:(4): 897–904.
3264:
3233:
3224:
3214:
3201:
3155:
3131:
3106:
3075:
3049:
3022:
2978:
2971:
2950:
2924:
2909:
2889:
2867:
2845:
2836:
2819:Stephanosaurus
2806:
2784:
2750:(2): 333–356.
2730:
2705:
2687:(1999-11-16).
2676:
2669:
2645:
2638:
2609:
2602:
2588:The Dinosauria
2562:
2535:(3): 838–854.
2510:
2485:
2461:
2426:(2): 333–356.
2406:
2389:
2350:
2337:(2): 351–376.
2310:
2297:Prosaurolophus
2275:
2253:
2233:"The dinosaur
2223:
2216:
2195:
2188:
2164:
2157:
2133:
2108:
2101:
2093:The Dinosauria
2075:
2045:
2023:
2004:(1): 355–380.
1981:
1956:
1922:
1919:(11): 145–155.
1889:
1882:
1846:
1839:
1817:
1815:
1812:
1811:
1810:
1805:
1798:
1795:
1696:tyrannosaurids
1681:Talos sampsoni
1631:
1628:
1611:
1608:
1591:
1588:
1563:Prosaurolophus
1468:
1465:
1461:
1460:
1457:
1456:
1452:
1451:
1448:
1447:
1443:
1442:
1439:
1438:
1434:
1433:
1430:
1429:
1425:
1424:
1421:
1420:
1416:
1415:
1412:
1411:
1402:
1399:
1398:
1395:
1394:
1385:
1380:
1378:
1375:
1374:
1371:
1370:
1361:
1356:
1354:
1351:
1350:
1347:
1346:
1342:
1341:
1338:
1337:
1333:
1332:
1329:
1328:
1319:
1316:
1315:
1312:
1311:
1302:
1297:
1295:
1292:
1291:
1288:
1287:
1278:
1273:
1271:
1266:
1264:
1261:
1260:
1257:
1256:
1247:
1242:
1240:
1237:
1236:
1233:
1232:
1223:
1218:
1216:
1207:
1129:
1128:Classification
1126:
1058:
1055:
1051:Stephanosaurus
964:Pondera County
956:late Santonian
912:late Campanian
877:
874:
606:Lawrence Lambe
602:Red Deer River
563:
560:
533:is similar to
434:
433:
432:
431:
412:
411:
405:
404:
403:
402:
390:
371:
356:
341:
340:
336:
335:
329:
317:
316:
310:
309:
299:
295:
294:
286:
282:
281:
273:
269:
268:
260:
256:
255:
247:
240:
239:
237:Neornithischia
231:
224:
223:
215:
208:
207:
202:
195:
194:
189:
185:
184:
179:
175:
174:
169:
165:
164:
151:
150:
140:
139:
131:
130:
122:
121:
120:
115:
110:
105:
100:
95:
90:
85:
80:
75:
70:
65:
60:
59:
46:
26:
24:
14:
13:
10:
9:
6:
4:
3:
2:
5905:
5894:
5891:
5889:
5886:
5884:
5881:
5879:
5876:
5874:
5871:
5869:
5866:
5864:
5861:
5859:
5856:
5854:
5851:
5849:
5846:
5844:
5841:
5839:
5836:
5834:
5831:
5829:
5828:Saurolophines
5826:
5825:
5823:
5806:
5801:
5797:
5793:
5788:
5784:
5780:
5775:
5771:
5767:
5762:
5758:
5753:
5747:
5743:
5738:
5732:
5728:
5727:
5725:
5723:
5719:
5715:
5710:
5690:
5689:
5685:
5683:
5681:
5680:Edmontosaurus
5677:
5675:
5673:
5672:Edmontosaurus
5669:
5667:
5664:
5661:
5657:
5654:
5652:
5649:
5647:
5644:
5642:
5639:
5637:
5634:
5632:
5631:
5627:
5626:
5624:
5620:
5614:
5613:
5609:
5607:
5606:
5602:
5600:
5599:
5595:
5593:
5592:
5591:Syngonosaurus
5588:
5586:
5585:
5581:
5579:
5578:
5574:
5572:
5571:
5567:
5565:
5564:
5560:
5558:
5557:
5553:
5551:
5550:
5546:
5544:
5543:
5539:
5537:
5536:
5535:Koutalisaurus
5532:
5530:
5529:
5525:
5523:
5522:
5518:
5516:
5515:
5514:Eucercosaurus
5511:
5509:
5508:
5504:
5501:
5500:
5496:
5494:
5493:
5489:
5487:
5486:
5485:Arstanosaurus
5482:
5481:
5479:
5477:
5476:
5471:
5465:
5464:
5460:
5459:
5457:
5455:
5451:
5445:
5444:
5440:
5438:
5437:
5433:
5431:
5430:
5426:
5424:
5423:
5419:
5417:
5416:
5412:
5410:
5409:
5405:
5403:
5402:
5401:Orcauichnites
5398:
5396:
5395:
5391:
5389:
5388:
5384:
5382:
5381:
5377:
5375:
5374:
5370:
5368:
5367:
5363:
5361:
5360:
5356:
5354:
5353:
5349:
5347:
5346:
5342:
5340:
5339:
5338:Amblydactylus
5335:
5334:
5332:
5330:
5326:
5322:
5315:
5311:
5302:
5298:
5296:
5291:
5285:
5278:
5252:
5251:
5247:
5245:
5244:
5240:
5238:
5237:
5236:Kundurosaurus
5233:
5231:
5230:
5229:Kerberosaurus
5226:
5224:
5223:
5219:
5217:
5216:
5215:Edmontosaurus
5212:
5211:
5209:
5207:
5203:
5197:
5196:
5192:
5190:
5189:
5185:
5183:
5182:
5178:
5177:
5175:
5173:
5169:
5163:
5162:
5158:
5156:
5155:
5151:
5149:
5148:
5144:
5142:
5141:
5137:
5135:
5134:
5130:
5127:
5126:
5125:Anasazisaurus
5122:
5121:
5119:
5117:
5113:
5107:
5106:
5105:Secernosaurus
5102:
5100:
5099:
5098:Kelumapusaura
5095:
5093:
5092:
5088:
5086:
5085:
5081:
5080:
5078:
5076:
5072:
5065:
5064:
5060:
5058:
5057:
5053:
5051:
5050:
5046:
5044:
5043:
5039:
5037:
5036:
5032:
5030:
5029:
5025:
5024:
5022:
5020:
5016:
5010:
5009:
5005:
5004:
5001:
4998:
4996:
4995:Saurolophinae
4992:
4982:
4981:
4977:
4975:
4974:
4970:
4968:
4967:
4963:
4961:
4960:
4956:
4954:
4953:
4949:
4947:
4946:
4945:Hypacrosaurus
4942:
4940:
4939:
4938:Corythosaurus
4935:
4933:
4932:
4928:
4927:
4925:
4923:
4922:Lambeosaurini
4919:
4913:
4912:
4908:
4906:
4905:
4901:
4899:
4898:
4897:Charonosaurus
4894:
4892:
4891:
4887:
4886:
4884:
4882:
4878:
4872:
4871:
4870:Tsintaosaurus
4867:
4865:
4864:
4863:Pararhabdodon
4860:
4858:
4857:
4856:Nipponosaurus
4853:
4851:
4850:
4846:
4843:
4842:
4838:
4836:
4835:
4831:
4829:
4828:
4827:Jaxartosaurus
4824:
4822:
4821:
4817:
4815:
4814:
4810:
4808:
4807:
4803:
4801:
4800:
4796:
4794:
4793:
4789:
4787:
4786:
4782:
4780:
4779:
4778:Adynomosaurus
4775:
4774:
4771:
4768:
4766:
4762:
4756:
4755:
4751:
4749:
4748:
4744:
4742:
4741:
4740:Lapampasaurus
4737:
4735:
4734:
4730:
4728:
4727:
4723:
4721:
4720:
4716:
4715:
4712:
4709:
4706:
4705:Hadrosauridae
4701:
4695:
4694:
4690:
4688:
4687:
4686:Zhanghenglong
4683:
4681:
4680:
4676:
4674:
4673:
4669:
4667:
4666:
4662:
4660:
4659:
4658:Telmatosaurus
4655:
4653:
4652:
4648:
4646:
4645:
4641:
4639:
4638:
4634:
4632:
4631:
4627:
4625:
4624:
4620:
4618:
4617:
4613:
4611:
4610:
4606:
4604:
4603:
4602:Portellsaurus
4599:
4597:
4596:
4592:
4590:
4589:
4585:
4583:
4582:
4578:
4576:
4575:
4571:
4569:
4568:
4564:
4562:
4561:
4557:
4554:
4553:
4549:
4547:
4546:
4542:
4540:
4539:
4535:
4533:
4532:
4528:
4526:
4525:
4521:
4519:
4518:
4514:
4512:
4511:
4507:
4505:
4504:
4500:
4498:
4497:
4493:
4491:
4490:
4486:
4484:
4483:
4479:
4477:
4476:
4472:
4470:
4469:
4465:
4463:
4462:
4458:
4455:
4454:
4450:
4448:
4447:
4443:
4441:
4440:
4436:
4435:
4432:
4429:
4426:
4421:
4417:
4413:
4408:
4404:
4395:
4391:
4388:
4381:
4348:
4347:
4346:
4345:
4343:
4341:
4337:
4330:
4329:
4325:
4323:
4322:
4318:
4316:
4315:
4311:
4308:
4307:
4303:
4302:
4300:
4298:
4294:
4288:
4287:
4283:
4281:
4280:
4276:
4274:
4273:
4269:
4267:
4266:
4265:Jinzhousaurus
4262:
4260:
4259:
4258:Hypselospinus
4255:
4253:
4252:
4248:
4246:
4245:
4241:
4240:
4237:
4234:
4232:
4228:
4222:
4221:
4217:
4215:
4214:
4213:Theiophytalia
4210:
4208:
4207:
4203:
4201:
4200:
4196:
4194:
4193:
4189:
4187:
4186:
4182:
4180:
4179:
4175:
4173:
4172:
4168:
4166:
4165:
4161:
4159:
4158:
4154:
4152:
4151:
4147:
4145:
4144:
4143:Lanzhousaurus
4140:
4138:
4137:
4133:
4131:
4130:
4126:
4124:
4123:
4119:
4117:
4116:
4112:
4109:
4108:
4104:
4102:
4101:
4097:
4095:
4094:
4090:
4088:
4087:
4083:
4081:
4080:
4076:
4074:
4073:
4069:
4068:
4065:
4062:
4059:
4054:
4044:
4043:
4039:
4036:
4035:
4031:
4028:
4027:
4023:
4021:
4020:
4016:
4014:
4013:
4012:Elrhazosaurus
4009:
4007:
4006:
4002:
4000:
3999:
3995:
3994:
3992:
3990:
3986:
3980:
3979:
3975:
3973:
3972:
3968:
3966:
3965:
3961:
3960:
3957:
3953:
3950:
3947:
3942:
3928:
3927:
3923:
3921:
3920:
3916:
3914:
3913:
3909:
3907:
3906:
3902:
3900:
3899:
3895:
3893:
3892:
3888:
3887:
3885:
3883:
3879:
3873:
3872:
3871:Tenontosaurus
3868:
3866:
3865:
3861:
3858:
3857:
3856:Convolosaurus
3853:
3852:
3850:
3847:
3843:
3836:
3835:
3831:
3828:
3827:
3823:
3820:
3819:
3818:Ampelognathus
3815:
3814:
3811:
3808:
3806:
3802:
3795:
3794:
3790:
3788:
3787:
3783:
3781:
3780:
3776:
3774:
3773:
3769:
3767:
3766:
3762:
3760:
3759:
3755:
3753:
3752:
3748:
3745:
3744:
3740:
3738:
3737:
3733:
3731:
3730:
3729:Mahuidacursor
3726:
3724:
3723:
3719:
3717:
3716:
3712:
3709:
3708:
3704:
3702:
3701:
3697:
3695:
3694:
3690:
3688:
3687:
3683:
3680:
3679:
3675:
3673:
3672:
3668:
3666:
3665:
3661:
3659:
3658:
3654:
3652:
3651:
3647:
3646:
3644:
3642:
3638:
3631:
3630:
3626:
3624:
3623:
3622:Hypsilophodon
3619:
3616:
3615:
3611:
3610:
3608:
3605:
3601:
3594:
3593:
3589:
3587:
3586:
3585:Callovosaurus
3582:
3580:
3579:
3578:Burianosaurus
3575:
3574:
3571:
3567:
3564:
3561:
3556:
3552:
3548:
3543:
3539:
3514:
3513:
3512:
3511:
3509:
3507:
3503:
3495:
3491:
3490:
3489:
3488:
3485:
3482:
3480:
3476:
3468:
3464:
3463:
3462:
3461:
3458:
3455:
3453:
3449:
3445:
3437:
3433:
3430:
3428:
3424:
3421:
3419:
3415:
3412:
3410:
3406:
3403:
3401:
3397:
3395:
3391:
3390:
3385:
3381:
3377:
3370:
3365:
3363:
3358:
3356:
3351:
3350:
3347:
3340:
3329:
3321:
3315:
3311:
3303:
3300:
3295:
3291:
3287:
3283:
3279:
3275:
3268:
3265:
3252:
3248:
3244:
3237:
3234:
3228:
3225:
3218:
3215:
3211:
3205:
3202:
3197:
3193:
3189:
3185:
3181:
3177:
3173:
3169:
3162:
3160:
3156:
3145:
3141:
3135:
3132:
3120:
3116:
3110:
3107:
3094:
3090:
3086:
3079:
3076:
3063:
3059:
3053:
3050:
3037:
3033:
3026:
3023:
3018:
3014:
3009:
3004:
3000:
2996:
2994:
2985:
2983:
2979:
2974:
2968:
2964:
2960:
2954:
2951:
2946:
2942:
2938:
2934:
2928:
2925:
2920:
2916:
2912:
2906:
2902:
2901:
2893:
2890:
2885:
2881:
2877:
2871:
2868:
2863:
2859:
2855:
2849:
2846:
2840:
2837:
2832:
2828:
2824:
2820:
2816:
2810:
2807:
2802:
2798:
2794:
2788:
2785:
2773:
2769:
2765:
2761:
2757:
2753:
2749:
2745:
2741:
2734:
2731:
2719:
2715:
2709:
2706:
2695:on 2008-06-26
2694:
2690:
2686:
2680:
2677:
2672:
2666:
2662:
2658:
2657:
2649:
2646:
2641:
2635:
2631:
2627:
2623:
2616:
2614:
2610:
2605:
2599:
2595:
2590:
2589:
2583:
2577:
2575:
2573:
2571:
2569:
2567:
2563:
2558:
2554:
2550:
2546:
2542:
2538:
2534:
2530:
2526:
2519:
2517:
2515:
2511:
2506:
2502:
2498:
2497:
2489:
2486:
2475:
2471:
2465:
2462:
2457:
2453:
2449:
2445:
2441:
2437:
2433:
2429:
2425:
2421:
2417:
2410:
2407:
2402:
2401:
2393:
2390:
2385:
2381:
2377:
2373:
2369:
2365:
2361:
2354:
2351:
2345:
2340:
2336:
2332:
2328:
2326:
2317:
2315:
2311:
2306:
2302:
2298:
2294:
2288:
2286:
2284:
2282:
2280:
2276:
2271:
2267:
2263:
2257:
2254:
2249:
2245:
2238:
2236:
2227:
2224:
2219:
2213:
2209:
2205:
2199:
2196:
2191:
2185:
2181:
2177:
2176:
2168:
2165:
2160:
2154:
2150:
2146:
2145:
2137:
2134:
2130:(3): 566–577.
2129:
2125:
2121:
2115:
2113:
2109:
2104:
2098:
2094:
2090:
2084:
2082:
2080:
2076:
2071:
2067:
2063:
2059:
2055:
2049:
2046:
2041:
2037:
2033:
2027:
2024:
2019:
2015:
2011:
2007:
2003:
1999:
1995:
1991:
1990:Brown, Barnum
1985:
1982:
1977:
1973:
1969:
1963:
1961:
1957:
1952:
1948:
1944:
1940:
1936:
1932:
1931:Brown, Barnum
1926:
1923:
1918:
1914:
1910:
1906:
1902:
1896:
1894:
1890:
1885:
1879:
1875:
1870:
1869:
1863:
1857:
1855:
1853:
1851:
1847:
1842:
1836:
1832:
1825:
1823:
1819:
1813:
1809:
1806:
1804:
1801:
1800:
1796:
1794:
1792:
1791:insectivorans
1788:
1784:
1780:
1776:
1772:
1768:
1764:
1760:
1756:
1752:
1751:
1747:
1743:
1742:
1737:
1736:
1731:
1730:
1726:
1722:
1721:
1717:
1713:
1709:
1708:
1707:Teratophoneus
1703:
1702:
1701:Albertosaurus
1697:
1693:
1692:
1687:
1686:ornithomimids
1683:
1682:
1678:
1674:
1671:
1670:dromaeosaurid
1667:
1663:
1659:
1656:
1652:
1648:
1644:
1640:
1636:
1629:
1625:
1621:
1616:
1609:
1607:
1605:
1604:cartilaginous
1601:
1597:
1589:
1587:
1585:
1581:
1577:
1576:
1575:Corythosaurus
1571:
1570:
1565:
1564:
1559:
1555:
1551:
1547:
1542:
1540:
1536:
1532:
1528:
1527:monumentensis
1525:
1521:
1517:
1513:
1509:
1505:
1501:
1498:
1494:
1490:
1486:
1478:
1473:
1466:
1459:
1458:
1450:
1449:
1441:
1440:
1432:
1431:
1423:
1422:
1414:
1413:
1410:
1409:
1408:
1401:
1400:
1397:
1396:
1393:
1392:
1391:
1390:Secernosaurus
1384:
1383:
1377:
1376:
1373:
1372:
1369:
1368:
1367:
1360:
1359:
1353:
1352:
1349:
1348:
1340:
1339:
1331:
1330:
1327:
1326:
1325:
1318:
1317:
1314:
1313:
1310:
1309:
1308:
1301:
1300:
1294:
1293:
1290:
1289:
1286:
1285:
1284:
1277:
1276:
1270:
1269:
1263:
1262:
1259:
1258:
1255:
1254:
1253:
1246:
1245:
1239:
1238:
1235:
1234:
1231:
1230:
1229:
1222:
1221:
1215:
1211:
1210:
1206:
1204:
1200:
1195:
1193:
1189:
1185:
1181:
1180:
1175:
1171:
1167:
1166:
1161:
1157:
1150:
1146:
1139:
1134:
1127:
1125:
1123:
1119:
1114:
1112:
1108:
1104:
1100:
1096:
1092:
1088:
1084:
1080:
1079:type specimen
1076:
1070:
1067:
1063:
1056:
1054:
1052:
1048:
1044:
1040:
1036:
1032:
1031:
1025:
1023:
1022:
1017:
1013:
1009:
1008:Maastrichtian
1005:
1001:
997:
993:
989:
985:
981:
980:informal name
977:
974:, reflecting
973:
969:
965:
961:
957:
953:
949:
945:
941:
937:
933:
929:
925:
921:
917:
913:
909:
906:
902:
898:
894:
886:
882:
875:
873:
871:
868:
864:
860:
856:
852:
851:
846:
842:
838:
834:
830:
825:
822:
818:
814:
810:
805:
803:
799:
795:
791:
787:
782:
780:
776:
772:
768:
764:
760:
759:Bearpaw Shale
756:
752:
748:
744:
740:
736:
732:
728:
724:
720:
719:
709:
705:
703:
699:
695:
691:
687:
683:
679:
675:
671:
667:
663:
659:
655:
651:
647:
646:William Parks
643:
639:
635:
631:
627:
623:
622:
617:
616:
611:
607:
603:
599:
595:
591:
587:
583:
576:
572:
568:
561:
559:
557:
553:
550:
546:
542:
538:
537:
532:
528:
526:
522:
518:
514:
510:
506:
502:
498:
494:
493:North America
490:
487:
483:
479:
475:
472:
468:
464:
461:
457:
453:
449:
446:
442:
441:
429:Lambert, 1990
426:
425:
419:
418:Hadrosauravus
416:
415:
413:
410:
406:
397:
391:
387:
383:
378:
372:
368:
363:
357:
351:
345:
344:
342:
337:
332:
327:
326:
318:
315:
311:
308:
307:
300:
297:
296:
293:
287:
284:
283:
280:
279:Saurolophinae
274:
271:
270:
267:
266:Hadrosauridae
261:
258:
257:
254:
248:
245:
242:
241:
238:
232:
229:
226:
225:
222:
216:
213:
210:
209:
206:
203:
200:
197:
196:
193:
190:
187:
186:
183:
180:
177:
176:
173:
170:
167:
166:
161:
156:
152:
149:
145:
141:
137:
132:
118:
113:
108:
103:
98:
93:
88:
83:
78:
73:
68:
63:
57:
50:
44:
40:
37:
33:
19:
5721:
5686:
5679:
5671:
5659:
5628:
5610:
5603:
5596:
5589:
5582:
5575:
5568:
5561:
5554:
5547:
5540:
5533:
5526:
5519:
5512:
5505:
5499:Claorhynchus
5497:
5490:
5483:
5475:Nomina dubia
5473:
5463:Guegoolithus
5461:
5441:
5434:
5429:Staurichnium
5427:
5422:Sousaichnium
5420:
5413:
5406:
5399:
5392:
5385:
5378:
5373:Dakotasaurus
5371:
5366:Caririchnium
5364:
5357:
5350:
5343:
5336:
5280:
5248:
5241:
5234:
5227:
5220:
5213:
5193:
5186:
5179:
5172:Saurolophini
5159:
5152:
5145:
5139:
5138:
5131:
5123:
5116:Kritosaurini
5103:
5096:
5091:Huallasaurus
5089:
5082:
5063:Wulagasaurus
5061:
5054:
5047:
5040:
5033:
5026:
5006:
4978:
4971:
4964:
4957:
4952:Lambeosaurus
4950:
4943:
4936:
4929:
4909:
4902:
4895:
4888:
4868:
4861:
4854:
4847:
4839:
4832:
4825:
4818:
4811:
4804:
4797:
4790:
4783:
4776:
4754:Yamatosaurus
4752:
4745:
4738:
4731:
4724:
4719:Aquilarhinus
4717:
4691:
4684:
4677:
4670:
4665:Tethyshadros
4663:
4656:
4649:
4642:
4635:
4628:
4621:
4614:
4607:
4600:
4595:Plesiohadros
4593:
4586:
4579:
4572:
4567:Lophorhothon
4565:
4558:
4550:
4543:
4536:
4529:
4522:
4515:
4508:
4501:
4494:
4487:
4480:
4473:
4466:
4459:
4453:Batyrosaurus
4451:
4446:Bactrosaurus
4444:
4437:
4383:
4326:
4319:
4312:
4304:
4286:Ouranosaurus
4284:
4277:
4270:
4263:
4256:
4251:Brighstoneus
4249:
4242:
4218:
4211:
4204:
4197:
4190:
4183:
4178:Osmakasaurus
4176:
4171:Oblitosaurus
4169:
4162:
4155:
4148:
4141:
4134:
4127:
4120:
4113:
4105:
4098:
4093:Camptosaurus
4091:
4084:
4077:
4070:
4040:
4034:Kangnasaurus
4032:
4024:
4017:
4010:
4003:
3996:
3989:Dryosauridae
3976:
3969:
3962:
3924:
3917:
3910:
3903:
3896:
3891:Matheronodon
3889:
3869:
3862:
3854:
3832:
3824:
3816:
3791:
3784:
3777:
3770:
3765:Sektensaurus
3763:
3758:Qantassaurus
3756:
3749:
3741:
3734:
3727:
3720:
3713:
3707:Kangnasaurus
3705:
3698:
3691:
3684:
3676:
3671:Diluvicursor
3669:
3662:
3655:
3648:
3629:Vectidromeus
3627:
3620:
3612:
3590:
3583:
3576:
3494:Ornithischia
3479:Ornithischia
3431:
3422:
3418:Ornithischia
3413:
3404:
3309:
3302:
3277:
3273:
3267:
3255:. Retrieved
3251:the original
3246:
3236:
3227:
3217:
3204:
3174:(1): 21–43.
3171:
3168:Paleobiology
3167:
3147:. Retrieved
3143:
3134:
3123:. Retrieved
3121:. 2014-08-27
3118:
3109:
3097:. Retrieved
3093:the original
3089:NBC News.com
3088:
3078:
3066:. Retrieved
3061:
3052:
3040:. Retrieved
3035:
3025:
3001:. in press.
2998:
2992:
2962:
2953:
2944:
2940:
2936:
2927:
2899:
2892:
2883:
2879:
2870:
2861:
2857:
2848:
2839:
2833:(43): 29–48.
2830:
2826:
2822:
2818:
2809:
2800:
2796:
2787:
2777:21 September
2775:. Retrieved
2747:
2743:
2733:
2722:. Retrieved
2717:
2708:
2697:. Retrieved
2693:the original
2679:
2655:
2648:
2625:
2587:
2532:
2528:
2524:
2495:
2488:
2477:. Retrieved
2473:
2464:
2423:
2419:
2409:
2399:
2392:
2367:
2363:
2359:
2353:
2334:
2330:
2324:
2304:
2300:
2296:
2269:
2265:
2256:
2247:
2243:
2234:
2226:
2207:
2198:
2174:
2167:
2143:
2136:
2127:
2123:
2092:
2069:
2068:. Series 3.
2065:
2061:
2057:
2048:
2039:
2035:
2026:
2001:
1997:
1984:
1975:
1971:
1942:
1938:
1934:
1925:
1916:
1912:
1908:
1904:
1903:(1914). "On
1867:
1830:
1775:crocodilians
1748:
1739:
1733:
1727:
1725:ceratopsians
1718:
1705:
1699:
1689:
1679:
1661:
1660:
1633:
1619:
1610:Paleoecology
1595:
1593:
1579:
1573:
1569:Centrosaurus
1567:
1561:
1557:
1549:
1543:
1530:
1526:
1523:
1488:
1482:
1477:G. notabilis
1476:
1467:Paleobiology
1405:
1404:
1388:
1387:
1366:Aquilarhinus
1364:
1363:
1323:
1322:
1321:
1306:
1305:
1304:
1282:
1281:
1280:
1250:
1249:
1228:Wulagasaurus
1226:
1225:
1214:Kritosaurini
1202:
1196:
1191:
1187:
1183:
1177:
1174:Kritosaurini
1165:Tethyshadros
1163:
1155:
1154:
1148:
1137:
1117:
1115:
1110:
1107:G. notabilis
1106:
1102:
1094:
1086:
1082:
1074:
1073:
1066:G. notabilis
1065:
1050:
1046:
1042:
1038:
1034:
1029:
1026:
1019:
1016:saurolophine
1011:
999:
995:
987:
983:
968:G. notabilis
967:
951:
947:
940:G. notabilis
939:
935:
932:G. notabilis
931:
928:G. notabilis
927:
923:
919:
910:is from the
908:G. notabilis
907:
905:type species
900:
896:
893:G. notabilis
892:
890:
884:
858:
854:
848:
845:Kritosaurini
840:
836:
826:
816:
811:of Utah, in
806:
793:
785:
783:
770:
766:
762:
754:
750:
746:
742:
738:
734:
726:
722:
716:
714:
701:
697:
693:
689:
685:
681:
670:incurvimanus
669:
665:
661:
657:
653:
649:
641:
637:
629:
625:
619:
613:
610:Barnum Brown
581:
580:
574:
571:G. notabilis
570:
534:
530:
529:
496:
462:
447:
439:
438:
437:
422:
417:
395:
376:
361:
350:G. notabilis
349:
324:
323:
314:Type species
305:
304:
292:Kritosaurini
243:
227:
221:Ornithischia
211:
198:
143:
42:
36:
5752:Gryposaurus
5746:Wikispecies
5722:Gryposaurus
5688:Willinakaqe
5660:nomina nuda
5577:Siluosaurus
5542:Loncosaurus
5380:Dinehichnus
5222:Kamuysaurus
5195:Saurolophus
5147:Kritosaurus
5140:Gryposaurus
4973:Sahaliyania
4959:Magnapaulia
4931:Amurosaurus
4911:Tlatolophus
4890:Adelolophus
4834:Kazaklambia
4813:Blasisaurus
4806:Arenysaurus
4799:Aralosaurus
4733:Hadrosaurus
4726:Eotrachodon
4679:Yunganglong
4644:Sirindhorna
4616:Protohadros
4552:Koshisaurus
4545:Jintasaurus
4314:Comptonatus
4164:Napaisaurus
4150:Lurdusaurus
4122:Fukuisaurus
4100:Cedrorestes
4042:Valdosaurus
3905:Pareisactus
3736:Morrosaurus
3700:Isasicursor
3664:Chakisaurus
3560:Ornithopoda
3547:Ornithopoda
3506:Ornithopoda
3376:Ornithopoda
3144:EurekAlert!
3036:Reuters.com
2360:Gryposaurus
2325:Gryposaurus
2250:(1): 77–98.
2072:(4): 51–59.
2058:Kritosaurus
1935:Kritosaurus
1763:salamanders
1664:shared its
1606:extension.
1600:keratinized
1596:Gryposaurus
1580:Gryposaurus
1558:Gryposaurus
1550:Gryposaurus
1544:Like other
1533:was both a
1497:quadrupedal
1489:Gryposaurus
1485:hadrosaurid
1407:Willinakaqe
1252:Kritosaurus
1203:Gryposaurus
1192:Gryposaurus
1188:Kritosaurus
1184:Gryposaurus
1179:Kritosaurus
1170:Jack Horner
1156:Gryposaurus
1151:restoration
1149:G. alstasei
1138:Gryposaurus
1122:nasal bones
1118:Gryposaurus
1103:G. latidens
1095:Gryposaurus
1075:Gryposaurus
1057:Description
1043:Kritosaurus
1039:Gryposaurus
1035:Kritosaurus
1021:Saurolophus
1012:Kritosaurus
996:Gryposaurus
954:, from the
952:G. latidens
942:along with
897:G. latidens
855:Gryposaurus
850:Kritosaurus
841:Gryposaurus
837:Kritosaurus
794:G. latidens
786:G. latidens
771:Gryposaurus
767:Hadrosaurus
763:Gryposaurus
751:Hadrosaurus
743:Gryposaurus
739:Kritosaurus
727:Kritosaurus
723:Gryposaurus
718:Hadrosaurus
702:Kritosaurus
698:Gryposaurus
690:Kritosaurus
686:Gryposaurus
682:Kritosaurus
676:and Wright
642:Kritosaurus
638:Gryposaurus
630:Kritosaurus
626:Gryposaurus
615:Kritosaurus
582:Gryposaurus
549:quadrupedal
536:Kritosaurus
531:Gryposaurus
497:Gryposaurus
440:Gryposaurus
424:nomen nudum
396:G. alsatei?
362:G. latidens
354:Lambe, 1914
306:Gryposaurus
272:Subfamily:
253:Ornithopoda
54:80–75
43:Gryposaurus
5822:Categories
5630:Arkharavia
5605:Tichosteus
5598:Thespesius
5570:Pteropelyx
5563:Orthomerus
5443:Wintonopus
5028:Acristavus
5008:Barsboldia
4966:Olorotitan
4841:Latirhinus
4693:Zuoyunlong
4560:Levnesovia
4510:Gobihadros
4475:Datonglong
4468:Claosaurus
4439:Altirhinus
4349:see below↓
4279:Morelladon
4157:Magnamanus
4129:Hippodraco
3998:Dryosaurus
3971:Hesperonyx
3946:Dryomorpha
3786:Trinisaura
3779:Tietasaura
3772:Talenkauen
3650:Anabisetia
3515:see below↓
3409:Dinosauria
3257:9 November
3149:2021-08-22
3125:2021-08-22
2825:, Parks".
2724:2009-06-16
2699:2007-05-22
2505:1026402631
2479:2021-06-20
2042:: 279–302.
1814:References
1787:marsupials
1677:troodontid
1651:Appalachia
1639:Cretaceous
1590:Nasal arch
1531:Gryposaurs
1510:, and its
1047:Dinosauria
976:iguanodont
944:postcrania
859:G. alsatei
821:predentary
731:hypothesis
573:(formerly
558:settings.
541:Roman nose
471:duckbilled
205:Dinosauria
32:Gyposaurus
5612:Trachodon
5528:Glishades
5507:Diclonius
5345:Anomoepus
5329:Ichnotaxa
5042:Maiasaura
4980:Velafrons
4489:Equijubus
4461:Choyrodon
4321:Iguanodon
4185:Planicoxa
4115:Dakotadon
4086:Calvarius
3912:Rhabdodon
3898:Mochlodon
3641:Elasmaria
3392:Kingdom:
3294:131302174
3099:3 October
3068:3 October
3042:3 October
3038:. Reuters
2919:985402380
2772:133329640
2456:133329640
2448:0022-3360
2384:220413406
1951:2246/1398
1673:theropods
1647:Laramidia
1500:herbivore
1199:cladogram
1160:subfamily
867:Mescalero
804:species.
775:upper arm
678:monograph
588:specimen
552:herbivore
486:Campanian
482:Santonian
178:Kingdom:
172:Eukaryota
5731:Wikidata
5492:Cionodon
5161:Rhinorex
5049:Ornatops
4849:Minqaria
4820:Canardia
4747:Malefica
4672:Xuwulong
4637:Siamodon
4538:Jeyawati
4524:Gonkoken
4482:Eolambia
4306:Barilium
4107:Cumnoria
4072:Barilium
3978:Owenodon
3964:Draconyx
3926:Zalmoxes
3826:Fostoria
3678:Fostoria
3436:Cerapoda
3400:Chordata
3398:Phylum:
3394:Animalia
3196:88689241
3017:55969908
2961:(2002).
2803:: 25–81.
2557:83539808
2307:: 1–119.
1992:(1914).
1797:See also
1744:and the
831:and the
586:based on
515:and the
484:to late
474:dinosaur
409:Synonyms
339:Species
259:Family:
192:Chordata
188:Phylum:
182:Animalia
168:Domain:
5792:1095993
5779:4823293
5766:4531707
5737:Q385949
4785:Ajnabia
4220:Uteodon
3176:Bibcode
2947:: 1–76.
2752:Bibcode
2630:312–348
2537:Bibcode
2428:Bibcode
2006:Bibcode
1779:mammals
1771:lizards
1767:turtles
1539:browser
1508:chewing
1493:bipedal
1049:, with
972:derived
876:Species
870:Apaches
802:derived
798:bonebed
737:, uses
545:bipedal
513:Montana
505:Alberta
463:gryphus
456:griffin
386:Sampson
298:Genus:
285:Tribe:
123:↓
5454:Ootaxa
4651:Tanius
4244:Bolong
3316:
3292:
3194:
3015:
2969:
2917:
2907:
2770:
2667:
2636:
2600:
2596:–463.
2555:
2503:
2454:
2446:
2382:
2214:
2186:
2155:
2099:
1880:
1876:–448.
1837:
1789:, and
1723:, the
1714:, the
1675:, the
1554:marine
1537:and a
1535:grazer
1504:plants
1212:
1099:limpet
903:. The
899:, and
863:Alsate
857:named
652:, not
489:stages
480:(late
452:lizard
448:grypos
388:, 2007
384:&
369:, 1992
367:Horner
333:, 1914
5805:53014
5787:IRMNG
4496:Fylax
4026:Iyuku
3432:Clade
3423:Clade
3414:Clade
3405:Clade
3290:S2CID
3192:S2CID
3013:S2CID
2768:S2CID
2553:S2CID
2452:S2CID
2380:S2CID
2240:(PDF)
1759:frogs
1698:like
1688:like
1584:river
1520:cheek
1512:teeth
1483:As a
1041:with
914:-age
887:skull
779:ilium
556:river
491:) of
467:genus
460:Latin
445:Greek
382:Gates
331:Lambe
244:Clade
228:Clade
212:Clade
199:Clade
5774:GBIF
4192:Proa
3864:Iani
3492:see
3465:see
3314:ISBN
3259:2013
3101:2007
3070:2007
3044:2007
2967:ISBN
2915:OCLC
2905:ISBN
2779:2016
2665:ISBN
2634:ISBN
2598:ISBN
2501:OCLC
2444:ISSN
2212:ISBN
2184:ISBN
2153:ISBN
2097:ISBN
2040:98-Q
1878:ISBN
1835:ISBN
1773:and
1738:and
1704:and
1655:peat
1630:Utah
1109:and
1091:skin
839:and
777:and
674:Lull
664:and
640:and
521:Utah
62:Preęž’
5761:EoL
3282:doi
3222:pp.
3184:doi
3003:doi
2939:".
2760:doi
2594:438
2545:doi
2436:doi
2372:doi
2339:doi
2335:151
2180:161
2149:158
2064:".
2014:doi
1947:hdl
1937:".
1911:".
1874:445
1081:of
962:of
749:as
590:NMC
584:is
519:of
511:in
503:in
469:of
5824::
5802::
5789::
5776::
5763::
5748::
5733::
3434::
3425::
3416::
3407::
3288:.
3278:25
3276:.
3245:.
3190:.
3182:.
3170:.
3158:^
3142:.
3117:.
3087:.
3060:.
3034:.
3011:.
2997:.
2981:^
2945:11
2943:.
2913:.
2884:40
2862:40
2831:38
2829:.
2799:.
2766:.
2758:.
2746:.
2742:.
2716:.
2663:.
2661:64
2632:.
2612:^
2565:^
2551:.
2543:.
2533:30
2531:.
2513:^
2499:.
2472:.
2450:.
2442:.
2434:.
2424:90
2422:.
2418:.
2378:.
2368:26
2366:.
2333:.
2329:.
2313:^
2303:.
2278:^
2270:40
2248:51
2246:.
2242:.
2182:.
2151:.
2128:53
2126:.
2111:^
2078:^
2070:13
2060:,
2038:.
2012:.
2002:25
2000:.
1996:.
1976:35
1959:^
1943:28
1941:.
1917:27
1915:.
1892:^
1849:^
1821:^
1793:.
1785:,
1769:,
1765:,
1761:,
1732:,
1710:,
1694:,
1684:,
1578:.
1541:.
1524:G.
1487:,
1194:.
998:,
950:.
895:,
792:,
781:.
725:,
704:.
450:)
246::
230::
214::
201::
112:Pg
56:Ma
51:,
5662:)
5502:?
5128:?
5066:?
4844:?
4555:?
4456:?
4331:?
4309:?
4110:?
4037:?
4029:?
3859:?
3848:?
3837:?
3829:?
3821:?
3796:?
3746:?
3710:?
3681:?
3632:?
3617:?
3606:?
3595:?
3368:e
3361:t
3354:v
3322:.
3296:.
3284::
3261:.
3198:.
3186::
3178::
3172:1
3152:.
3128:.
3103:.
3072:.
3046:.
3019:.
3005::
2991:"
2975:.
2921:.
2801:3
2781:.
2762::
2754::
2748:1
2727:.
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2673:.
2642:.
2606:.
2559:.
2547::
2539::
2507:.
2482:.
2458:.
2438::
2430::
2386:.
2374::
2347:.
2341::
2305:2
2220:.
2192:.
2161:.
2105:.
2020:.
2016::
2008::
1953:.
1949::
1886:.
1843:.
1495:/
1479:.
1140:.
684:/
547:/
458:(
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393:â€
374:â€
359:â€
347:â€
321:â€
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289:â€
276:â€
263:â€
250:â€
234:â€
218:â€
117:N
107:K
102:J
97:T
92:P
87:C
82:D
77:S
72:O
67:ęž’
34:.
20:)
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