229:
2249:
257:
1120:
210:
1132:
616:
1144:
264:
236:
192:
1156:
2261:
3370:
Martz, J. W.; Mueller, B.; Nesbitt, S. J.; Stocker, M. R.; Parker, W. G.; Atanassov, M.; Fraser, N.; Weinbaum, J.; Lehane, J. (2013). "A taxonomic and biostratigraphic re-evaluation of the Post Quarry vertebrate assemblage from the Cooper Canyon
Formation (Dockum Group, Upper Triassic) of southern
3854:
gen. et sp. nov., a new aetosaur (Archosauria: Pseudosuchia) from the Late
Triassic (middle Norian) middle Cooper Canyon Formation, Dockum Group, Texas, USA, and its implications on our understanding of the morphological disparity of the aetosaurian dorsal carapace".
1731:
Numerous bones from ornithodirans have been discovered throughout the Cooper Canyon
Formation but cannot be assigned to specific genera or clades. However, they are at least variably identifiable as lagerpetids, dinosauromorphs, dinosaurs, saurischians and theropods.
352:
in eastern New Mexico is equivalent to the upper part of the Cooper Canyon
Formation. Some researchers argue that the latter name should be abandoned. The middle and lower parts of the Cooper Canyon are correlated to the
4204:"Puercosuchus traverorum n. gen. n. sp.: a new malerisaurine azendohsaurid (Archosauromorpha: Allokotosauria) from two monodominant bonebeds in the Chinle Formation (Upper Triassic, Norian) of Arizona"
4131:
Nesbitt, S. J.; Stocker, M. R.; Ezcurra, M. D.; Fraser, M. C.; Heckert, A. B.; Parker, W. G.; Mueller, B.; Sengupta, S.; Bandyopadhyay, S.; Pritchard, A. C.; Marsh, A. D. (2021).
336:. Thickness of the formation in the type area is 161.5 meters. It increases to the south, and in some places exceeds 200 m. The formation contains diverse fossils, including
4262:"New trilophosaurid species demonstrates a decline in allokotosaur diversity across the Adamanian-Revueltian boundary in the Late Triassic of western North America"
1603:
2576:
Numerous fragmentary limb bones of various reptiles have been collected that cannot be reliably diagnosed to specific clades, though some show similarities to
4094:"Description of a multitaxic bone assemblage from the Upper Triassic Post Quarry of Texas (Dockum group), including a new small basal dinosauriform taxon"
3579:"Tetrapod Fauna of the Upper Triassic Redonda Formation East-central New Mexico: The Characteristic Assemblage of the Apachean Land-vertebrate Faunachron"
4328:
Small, Bryan J. (15 December 1997). "A new procolophonid from the Upper
Triassic of Texas, with a description of tooth replacement and implantation".
3133:." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 518–521.
3912:"A new rauisuchid (Archosauria, Pseudosuchia) from the Upper Triassic (Norian) of New Mexico increases the diversity and temporal range of the clade"
1712:
1532:
1259:
3756:"Revised phylogenetic analysis of the Aetosauria (Archosauria: Pseudosuchia); assessing the effects of incongruent morphological character sets"
3533:
Hungerbühler, Axel; Mueller, Bill; Chatterjee, Sankar; Cunningham, Douglas P. (September 2012). "Cranial anatomy of the Late
Triassic phytosaur
3237:
Lithostratigraphy, chemostratigraphy, and vertebrate biostratigraphy of the Dockum Group (Upper
Triassic), of southern Garza County, West Texas
228:
4175:
Sarigül, V. (2017). "New archosauromorph fragments from the Dockum Group of Texas and the assessment of earliest dinosaurs in North
America".
3157:
370:
154:
3130:
3110:
3605:"New theropod fossils from the Upper Triassic Dockum Group of Texas, USA, and a brief overview of the Dockum theropod diversity"
4093:
1461:, type specimen from the Post Quarry. Most rauisuchid material from elsewhere in the southwestern US has also been assigned to
1007:
Specimens currently only described in unpublished theses, initially referred to a new informal genus "Macysuchus". Referred to
4355:
Witmer, L. (2002). "The debate on avian ancestry: phylogeny, function, and fossils". In
Chiappe, L. M.; Witmer, L. M. (eds.).
2560:
An unusual armoured semi-aquatic archosauriform. Additional limb bones from the Post and
Kirkpatrick quarries may belong to
256:
4294:
4399:
3910:
Emily J. Lessner; Michelle R. Stocker; Nathan D. Smith; Alan H. Turner; Randall B. Irmis; Sterling J. Nesbitt (2016).
4364:
3984:"New insights into Late Triassic dinosauromorph-bearing assemblages from Texas using apomorphy-based identifications"
3138:
2850:
Probable eucynodonts with teeth lacking a cingulum and possessing a large main cusp and 2–3 smaller posterior cusps.
4299:(Diapsida: Archosauromorpha) from the Sonsela Member (Chinle Formation) of Petrified Forest National Park, Arizona"
3715:"A new kannemeyeriiform dicynodont (Synapsida) from a Late Triassic vertebrate assemblage in west Texas, U.S.A."
2999:
by Chatterjee (1983), assignment to this genus is doubtful. Material now provisionally regarded as eucynodont.
4133:"Widespread azendohsaurids (Archosauromorpha, Allokotosauria) from the Late Triassic of western USA and India"
147:
3713:
Mueller, B. D.; Huttenlocker, A. K.; Small, B. J.; Pinto, J. L.; Dean-Wallace, K.; Chatterjee, S. (2023).
2453:
is also common at the Kahle Quarry (NMMNH L-3775) should it belong to the middle Cooper Canyon Formation.
4202:
Marsh, Adam D.; Parker, William G.; Nesbitt, Sterling J.; Kligman, Ben T.; Stocker, Michelle R. (2022).
3651:
4383:
3888:
Triassic Tetrapod Paleontology and Taphonomy of the Boren Quarry, Dockum Group, Garza County, Texas
2253:
1160:
1136:
3982:
Lessner, E. J.; Parker, W. G.; Marsh, A. D.; Nesbitt, S. J.; Irmis, R. B.; Mueller, B. D. (2018).
366:
135:
3909:
3816:
3049:
620:
333:
131:
4404:
3660:
3604:
1716:
1527:
349:
3471:(Amphibia: Temnospondyli) from Texas, USA and a phylogenetic analysis of the Metoposauridae"
4043:
4032:"Depositional setting and vertebrate biostratigraphy of the Triassic Dockum Group of Texas"
374:
111:
8:
1124:
309:
290:
4047:
4154:
4061:
3938:
3911:
3782:
3755:
3554:
3492:
3388:
2856:
2776:
2577:
1148:
1024:
354:
2330:
allokotosaur. Three dentaries from the Boren Quarry were misinterpreted as the oldest
4360:
4225:
4158:
4108:
4065:
3943:
3787:
3627:
3558:
3496:
3392:
3134:
1309:
358:
4260:
Kligman, B. T.; Marsh, A. D.; Nesbitt, S. J.; Parker, W. G.; Stocker, M. R. (2020).
4341:
4337:
4273:
4215:
4184:
4144:
4051:
3995:
3933:
3923:
3864:
3825:
3777:
3767:
3721:
3619:
3546:
3482:
3436:
3380:
2720:
2384:
2265:
2170:
2156:
778:
4188:
3726:
3714:
365:. The lowermost part of the Cooper Canyon Formation may also be correlated to the
3578:
2341:
1941:
1903:
1817:
1313:
1171:
560:
362:
2145:
Fragmentary fossils are identifiable as archosauromorphs, namely members of the
3829:
3653:
An Articulated Phytosaur Skeleton: Preparation Techniques From Field to Exhibit
3089:
2431:
2396:
2248:
2240:
2146:
1522:
1324:
1028:
325:
313:
33:
3550:
3539:
Earth and Environmental Science Transactions of the Royal Society of Edinburgh
3384:
3373:
Earth and Environmental Science Transactions of the Royal Society of Edinburgh
4393:
4229:
4112:
3631:
2943:
2717:
2625:
2581:
2378:
2327:
2130:
2075:
1708:
1220:
1208:
1104:
1072:
971:
818:
813:
632:
215:
169:
156:
68:
27:
1359:
A paratypothoracin aetosaur. Potentially belongs to a distinct species from
3947:
3886:
3791:
3235:
3059:
2958:
2818:
2434:
2278:
2086:
2034:
2011:
1984:
1615:
1587:
1131:
1038:
606:
595:
514:
480:
302:
121:
1808:
Material since referred to indeterminate herrerasaurids and neotheropods.
1119:
4278:
4261:
2946:
2902:
2725:
2680:
2659:
2331:
2167:
1774:
1739:
1591:
1543:
1417:
915:
721:
615:
441:
43:
4359:. Berkeley, Calif., USA: University of California Press. pp. 3–30.
4220:
4203:
4000:
3983:
3623:
3487:
3462:
4056:
4031:
3928:
3772:
3532:
2735:
2662:
2523:
2151:
2127:
2115:
2072:
1900:
1863:
1851:
1667:
1458:
1375:
1274:
1143:
903:
600:
427:
337:
88:
53:
4149:
4132:
3425:"New basal dinosauromorph records from the Dockum Group of Texas, USA"
3868:
3007:
2667:
2204:
1469:. A fifth metatarsal from the Boren Quarry (MOTT 3869) may belong to
687:
329:
317:
93:
2890:
Isolated indeterminate kannemeyeriiforms, potentially distinct from
1590:
dinosaur based on its skull, later recognised to be synonymous with
3810:
Parker, W. G. (2005). "A new species of the Late Triassic aetosaur
2592:
1107:
321:
83:
78:
63:
58:
48:
1254:
An armoured aetosaur with large shoulder spines. Type locality of
3441:
3424:
3155:
3045:
2334:
dinosaurs in North America, but show affinity to malerisaurines.
2119:
2064:
1481:
1155:
434:
98:
73:
3583:
Bulletin of the New Mexico Museum of Natural History and Science
1110:. Material from Post Quarry named as the new genus and species
294:
37:
3158:"The Cooper Canyon Formation (Late Triassic) of western Texas"
3712:
2260:
2015:
405:
298:
197:
4130:
666:
An unusual small temnospondyl, known only by one specimen.
3537:, with the description of a new species from West Texas".
3369:
2949:, one of the only known from Late Triassic North America.
4259:
4201:
3981:
1465:
but it is unclear how much of it definitively belongs to
4091:
2437:. Of the three species represented in the Boren Quarry,
963:, although potentially representing a distinct species.
548:
The lowest known stratigraphic occurrence of diagnostic
1312:
aetosaur, but with lateral osteoderms convergent with
2584:
material is known from the Boren Quarry (MOTT 3869).
1031:
material is known from the Boren Quarry (MOTT 3869).
1002:
Skull and postcranial skeleton (specimen TTUP 9425).
301:. It is one of several formations encompassed by the
3131:
Dinosaur distribution (Late Triassic, North America)
3123:
1262:. Some skeletal postcranial material may belong to
816:phytosaur closely related to and intermediate with
3850:Reyes, W. A.; Martz, J. W.; Small, B. J. (2024). "
4092:Sarıgül, V.; Agnolín, F.; Chatterjee, S. (2018).
1249:Several skulls and partial skeletons, osteoderms
598:temnospondyl. Species was originally assigned to
316:. The Cooper Canyon Formation consist of reddish
4391:
4029:
1525:aetosaur based on material formerly assigned to
3891:(Unpublished PhD thesis). Texas Tech University
3849:
3240:(Unpublished PhD thesis). Texas Tech University
2885:A humerus (MOTT 3881) and a femur (MOTT 3624).
2811:An unusual, possibly arboreal diapsid reptile.
2555:Postcervical vertebrae, osteoderms (MOTT 3624)
2317:Dentaries, cervical vertebrae, femur, humerus.
361:formations (respectively) further north in the
263:
235:
3576:
3156:Lehman T.; Chatterjee S.; Schnable J. (1992).
902:in the Dockum Group, defining the base of the
308:The type area of the formation is situated in
3463:"Revision of the Late Triassic metoposaurid "
3151:
3149:
3147:
3044:A problematic taxon purported to be an early
4357:Mesozoic birds: Above the heads of dinosaurs
4292:
3880:
3878:
2769:Isolated indeterminate dicynodont material.
2586:
2161:
1734:
1702:Partial skeleton, braincase, and osteoderms
1033:
860:that appears phylogenetically distinct from
682:
543:Partial skull, mandible and pectoral girdle
475:
400:
4126:
4124:
4122:
4030:Lehman, Thomas; Chatterjee, Sankar (2005).
1651:Aetosaur osteoderms compared favourably to
243:Cooper Canyon Formation (the United States)
4323:
4321:
4319:
4255:
4253:
4251:
4249:
4247:
4245:
4243:
4241:
4239:
3805:
3803:
3801:
3365:
3363:
3361:
3359:
3357:
3355:
3353:
3351:
3349:
3347:
3345:
3343:
3341:
3339:
3337:
3335:
3333:
3331:
3329:
3327:
3325:
3323:
3321:
3319:
3317:
3315:
3313:
3311:
3309:
3307:
3305:
3303:
3301:
3299:
3297:
3295:
3293:
3291:
3289:
3287:
3285:
3283:
3281:
3279:
3277:
3275:
3229:
3227:
3225:
3223:
3221:
3219:
3217:
3215:
3213:
3211:
3209:
3207:
3205:
3203:
3201:
3199:
3197:
3195:
3144:
1598:". Type specimen is from the Post Quarry,
1354:Osteoderms and some associated postcrania
1303:Osteoderms and some associated postcrania
610:before being given its own genus in 2022.
4277:
4219:
4170:
4168:
4148:
4087:
4085:
4083:
4081:
4079:
4077:
4075:
4055:
3999:
3937:
3927:
3875:
3845:
3843:
3841:
3839:
3781:
3771:
3725:
3649:
3486:
3460:
3440:
3273:
3271:
3269:
3267:
3265:
3263:
3261:
3259:
3257:
3255:
3193:
3191:
3189:
3187:
3185:
3183:
3181:
3179:
3177:
3175:
1849:The fibulae are most similar to those of
906:teilzone in the Cooper Canyon Formation.
4119:
3708:
3706:
3704:
3702:
3700:
3698:
3696:
3694:
3692:
3690:
3461:Gee, Bryan M.; Kufner, Aaron M. (2022).
3111:List of dinosaur-bearing rock formations
2589:
2259:
2247:
2164:
1737:
1646:Lateral and caudal paramedian osteoderm
1409:A bipedal predatory paracrocodylomorph.
1154:
1142:
1130:
1118:
1036:
685:
614:
478:
4316:
4236:
4174:
4025:
4023:
4021:
4019:
4017:
4015:
4013:
4011:
3884:
3798:
3688:
3686:
3684:
3682:
3680:
3678:
3676:
3674:
3672:
3670:
3602:
3577:Spielmann, J. A.; Lucas, S. G. (2012).
3456:
3454:
3452:
3422:
3418:
3416:
3414:
3412:
3410:
3408:
3406:
3404:
3402:
1855:, but notably are three times as long.
343:
4392:
4354:
4165:
4072:
3977:
3836:
3809:
3753:
3572:
3570:
3568:
3252:
3172:
661:Skull and jaws, vertebral intercentra
4384:Bull Canyon Formation of Chinle Group
4327:
4293:Müller, B. D.; Parker, W. G. (2006).
3975:
3973:
3971:
3969:
3967:
3965:
3963:
3961:
3959:
3957:
3749:
3747:
3745:
3743:
3741:
3739:
3737:
3645:
3643:
3641:
3528:
3526:
3233:
3129:Weishampel, David B; et al. (2004). "
1711:aetosaur. Also commonly found in the
1206:A small crocodylomorph comparable to
4306:Museum of Northern Arizona, Bulletin
4008:
3667:
3598:
3596:
3524:
3522:
3520:
3518:
3516:
3514:
3512:
3510:
3508:
3506:
3449:
3399:
756:May represent a distinct species of
3565:
2449:represented by only two specimens.
2376:Small tanystropheids comparable to
2140:
1452:Two skeletons and isolated remains
457:Uncertain or tentative taxa are in
380:
13:
4330:Journal of Vertebrate Paleontology
3954:
3734:
3718:Journal of Vertebrate Paleontology
3638:
14:
4416:
3593:
3503:
2806:Two scapulacoracoids (MOTT 3624)
2653:Skull, mandibles, and postcrania
2571:
2326:-like taxon, a small carnivorous
2026:by Lehman and Chatterjee (2005).
1977:by Lehman and Chatterjee (2005).
1018:
417:Taxon falsely reported as present
16:Geological formation in Texas, US
1726:
471:
262:
255:
234:
227:
208:
190:
41:
4348:
4286:
4195:
4036:Journal of Earth System Science
3903:
3039:At least two partial skeletons
1531:. Known more abundantly in the
1011:by Spielmann and Lucas (2012).
422:Dubious taxon or junior synonym
271:Cooper Canyon Formation (Texas)
4342:10.1080/02724634.1997.10011016
3814:(Archosauria: Pseudosuchia)".
3603:Sarıgül, Volkan (2017-02-01).
3371:Garza County, western Texas".
3097:Sphenodont lepidosauromorphs.
3033:Kirkpatrick Quarry (MOTT 3628)
2595:of the Cooper Canyon Formation
2362:Kirkpatrick Quarry (MOTT 3628)
2305:Headquarters North (MOTT 3900)
2173:of the Cooper Canyon Formation
1928:Headquarters South (MOTT 3898)
1742:of the Cooper Canyon Formation
1363:, as for other North American
1258:, species also known from the
1041:of the Cooper Canyon Formation
690:of the Cooper Canyon Formation
483:of the Cooper Canyon Formation
1:
4189:10.1080/08912963.2017.1333609
3727:10.1080/02724634.2023.2255236
3116:
678:
673:
246:Show map of the United States
3162:The Texas Journal of Science
2764:Cranial fragments, sternum.
751:Partial skull and mandibles
7:
3104:
2246:
1811:
1602:has also reported from the
1507:Headquarters NW (MOTT 3899)
1117:
771:
384:
10:
4421:
3830:10.1016/j.crpv.2005.03.002
3659:(Unpublished MSc thesis).
3429:Palaeontologia Electronica
2995:Named as a new species of
2445:are the more common, with
2133:, type and only specimen.
1569:Patricia Site (MOTT 3870)?
1443:Patricia Site (MOTT 3870)?
613:
4400:Triassic geology of Texas
3650:McQuilkin, K. S. (1998).
3551:10.1017/S1755691013000364
3385:10.1017/S1755691013000376
2931:UU Sand Creek (MOTT 3882)
2928:Simpson Ranch (MOTT 3874)
2758:McCarty Ranch (MOTT 0690)
2428:
2393:
1898:
1860:
1693:Patricia Site (MOTT 3870)
1404:Femur, cervical vertebra
1297:UU Sand Creek (MOTT 3882)
898:The lowest occurrence of
845:Patricia Site (MOTT 3870)
801:Patricia Site (MOTT 3870)
775:
391:
387:
221:
203:
185:
146:
141:
127:
117:
107:
26:
21:
4377:
3754:Parker, William (2016).
3083:Boren Quarry (MOTT 3869)
2879:Meyer’s Hill (MOTT 3881)
2800:Boren Quarry (MOTT 3869)
2647:Boren Quarry (MOTT 3869)
2549:Boren Quarry (MOTT 3869)
2509:Boren Quarry (MOTT 3869)
2481:Boren Quarry (MOTT 3869)
2419:Boren Quarry (MOTT 3869)
2365:Boren Quarry (MOTT 3869)
2311:Boren Quarry (MOTT 3869)
2254:Trilophosaurus buettneri
2228:Boren Quarry (MOTT 3869)
1889:Boren Quarry (MOTT 3869)
1838:Boren Quarry (MOTT 3869)
1640:Boren Quarry (MOTT 3869)
1575:Boren Quarry (MOTT 3869)
1463:Postosuchus kirkpatricki
1398:Boren Quarry (MOTT 3869)
1195:Boren Quarry (MOTT 3869)
1161:Shuvosaurus inexpectatus
1137:Postosuchus kirkpatricki
1095:Boren Quarry (MOTT 3869)
955:A phytosaur similar to "
944:Boren Quarry (MOTT 3869)
887:Headquarters (MOTT 3892)
583:Boren Quarry (MOTT 3869)
389:
4208:Journal of Paleontology
4137:Papers in Palaeontology
3885:Mueller, B. D. (2016).
3080:Post Quarry (MOTT 3624)
3030:Post Quarry (MOTT 3624)
2984:Post Quarry (MOTT 3624)
2876:Post Quarry (MOTT 3624)
2839:Post Quarry (MOTT 3624)
2797:Post Quarry (MOTT 3624)
2705:Post Quarry (MOTT 3624)
2665:, related to the later
2546:Post Quarry (MOTT 3624)
2475:Post Quarry (MOTT 3624)
2308:Post Quarry (MOTT 3624)
2109:Post Quarry (MOTT 3624)
2057:Post Quarry (MOTT 3624)
2022:Previously referred to
2005:Post Quarry (MOTT 3624)
1973:Previously referred to
1962:Post Quarry (MOTT 3624)
1886:Post Quarry (MOTT 3624)
1800:Post Quarry (MOTT 3624)
1696:Post Quarry (MOTT 3624)
1586:Originally named as an
1572:Post Quarry (MOTT 3624)
1510:Post Quarry (MOTT 3624)
1446:Post Quarry (MOTT 3624)
1348:Post Quarry (MOTT 3624)
1243:Post Quarry (MOTT 3624)
1192:Post Quarry (MOTT 3624)
745:Post Quarry (MOTT 3624)
655:Post Quarry (MOTT 3624)
537:Post Quarry (MOTT 3624)
367:Colorado City Formation
287:Cooper Canyon Formation
136:Colorado City Formation
22:Cooper Canyon Formation
3817:Comptes Rendus Palevol
3052:of different fossils.
2269:
2257:
2234:Fragmentary osteoderm
1164:
1152:
1140:
1128:
996:Macy Ranch (MOTT 3927)
624:
621:Buettnererpeton bakeri
465:taxa are discredited.
132:Camp Springs Formation
3857:The Anatomical Record
3661:Texas Tech University
3234:Martz, J. W. (2008).
3023:Lower (upper, middle)
2478:Lott Hill (MOTT 3878)
2355:Lower (middle, lower)
2263:
2251:
1934:Proximal right tibia
1717:Bull Canyon Formation
1528:Calyptosuchus wellesi
1158:
1146:
1134:
1122:
618:
350:Bull Canyon Formation
4279:10.18476/pale.v13.a3
3423:Sarıgül, V. (2016).
3073:Lower (upper, lower)
2937:Skull and dentaries
2845:Jaw bones and teeth
2790:Lower (upper, lower)
2564:or a related taxon.
2539:Lower (upper, lower)
2487:Teeth, jaw elements
2468:Lower (upper, lower)
2298:Lower (upper, lower)
2239:An unusual armoured
1879:Lower (upper, lower)
1581:Skulls and skeleton
1562:Lower (upper, lower)
1185:Lower (upper, lower)
344:Regional equivalents
112:Geological formation
4221:10.1017/jpa.2022.49
4048:2005JESS..114..325L
4001:10.5070/P9351039960
3852:Garzapelta muelleri
3624:10.5070/p9341033817
3488:10.7717/peerj.14065
2990:Dentary with teeth
1715:of Arizona and the
1596:Chatterjeea elegans
1125:Poposaurus gracilis
310:Garza County, Texas
166: /
28:Stratigraphic range
4295:"A new species of
4177:Historical Biology
4057:10.1007/BF02702953
3929:10.7717/peerj.2336
3773:10.7717/peerj.1583
2857:Kannemeyeriiformes
2777:Drepanosauromorpha
2723:, very similar to
2578:drepanosauromorphs
2270:
2258:
1594:postcrania named "
1457:A large predatory
1165:
1153:
1149:Scutarx deltatylus
1141:
1129:
1112:Scutarx deltatylus
1025:paracrocodylomorph
625:
552:cranial material.
412:Reclassified taxon
170:33.127°N 101.366°W
4150:10.1002/spp2.1413
3102:
3101:
2569:
2568:
2138:
2137:
2078:, type specimen.
2024:Coelophysis bauri
1975:Coelophysis bauri
1895:Four left femora
1844:Two left fibulae
1724:
1723:
1308:Believed to be a
1016:
1015:
671:
670:
469:
468:
460:
448:
447:
444:
437:
430:
423:
418:
413:
408:
369:further south at
283:
282:
274:Show map of Texas
4412:
4371:
4370:
4352:
4346:
4345:
4325:
4314:
4313:
4303:
4290:
4284:
4283:
4281:
4257:
4234:
4233:
4223:
4199:
4193:
4192:
4183:(8): 1059–1075.
4172:
4163:
4162:
4152:
4128:
4117:
4116:
4101:Historia Natural
4098:
4089:
4070:
4069:
4059:
4027:
4006:
4005:
4003:
3979:
3952:
3951:
3941:
3931:
3907:
3901:
3900:
3898:
3896:
3882:
3873:
3872:
3869:10.1002/ar.25379
3863:(4): 1271–1299.
3847:
3834:
3833:
3807:
3796:
3795:
3785:
3775:
3751:
3732:
3731:
3729:
3710:
3665:
3664:
3658:
3647:
3636:
3635:
3609:
3600:
3591:
3590:
3574:
3563:
3562:
3545:(3–4): 269–312.
3535:Machaeroprosopus
3530:
3501:
3500:
3490:
3458:
3447:
3446:
3444:
3420:
3397:
3396:
3379:(3–4): 339–364.
3367:
3250:
3249:
3247:
3245:
3231:
3170:
3169:
3153:
3142:
3127:
2721:lepidosauromorph
2587:
2580:. Indeterminate
2385:Langobardisaurus
2266:Vancleavea campi
2171:archosauromorphs
2162:
2157:Archosauriformes
2141:Archosauromorphs
1904:pterosauromorphs
1735:
1713:Chinle Formation
1604:Chinle Formation
1533:Chinle Formation
1310:paratypothoracin
1260:Chinle Formation
1034:
779:Machaeroprosopus
683:
476:
458:
440:
433:
426:
421:
416:
411:
404:
401:
385:
381:Vertebrate fauna
289:is a geological
275:
266:
265:
259:
247:
238:
237:
231:
214:
212:
211:
196:
194:
193:
181:
180:
178:
177:
176:
175:33.127; -101.366
171:
167:
164:
163:
162:
159:
103:
40:
19:
18:
4420:
4419:
4415:
4414:
4413:
4411:
4410:
4409:
4390:
4389:
4380:
4375:
4374:
4367:
4353:
4349:
4326:
4317:
4301:
4291:
4287:
4266:Palaeodiversity
4258:
4237:
4200:
4196:
4173:
4166:
4129:
4120:
4096:
4090:
4073:
4028:
4009:
3980:
3955:
3908:
3904:
3894:
3892:
3883:
3876:
3848:
3837:
3808:
3799:
3752:
3735:
3711:
3668:
3656:
3648:
3639:
3607:
3601:
3594:
3575:
3566:
3531:
3504:
3459:
3450:
3435:(2): 19.2.21A.
3421:
3400:
3368:
3253:
3243:
3241:
3232:
3173:
3154:
3145:
3128:
3124:
3119:
3107:
2574:
2342:Tanystropheidae
2143:
2043:S. aenigmaticus
1942:Herrerasauridae
1818:Dinosauriformes
1729:
1719:of New Mexico.
1552:S. inexpectatus
1426:P. kirkpatricki
1172:Crocodylomorpha
1021:
900:Machaeoprosopus
858:Machaeoprosopus
681:
676:
561:Buettnererpeton
474:
456:
399:
383:
363:Texas Panhandle
346:
312:, southeast of
279:
278:
277:
276:
273:
272:
269:
268:
267:
250:
249:
248:
245:
244:
241:
240:
239:
209:
207:
191:
189:
174:
172:
168:
165:
160:
157:
155:
153:
152:
102:
101:
96:
91:
86:
81:
76:
71:
66:
61:
56:
51:
46:
32:
31:
17:
12:
11:
5:
4418:
4408:
4407:
4402:
4388:
4387:
4379:
4376:
4373:
4372:
4365:
4347:
4336:(4): 674–678.
4315:
4297:Trilophosaurus
4285:
4235:
4194:
4164:
4118:
4071:
4042:(3): 325–351.
4007:
3953:
3902:
3874:
3835:
3824:(4): 327–340.
3797:
3733:
3666:
3637:
3592:
3564:
3502:
3448:
3398:
3251:
3171:
3143:
3121:
3120:
3118:
3115:
3114:
3113:
3106:
3103:
3100:
3099:
3094:
3086:
3085:
3084:
3081:
3076:
3075:
3074:
3069:
3067:Indeterminate
3064:
3055:
3054:
3041:
3036:
3035:
3034:
3031:
3026:
3025:
3024:
3019:
3012:
3002:
3001:
2992:
2987:
2986:
2985:
2980:
2979:
2978:
2973:
2964:
2952:
2951:
2939:
2934:
2933:
2932:
2929:
2924:
2923:
2922:
2919:
2914:
2907:
2897:
2896:
2887:
2882:
2881:
2880:
2877:
2872:
2871:
2870:
2865:
2863:Indeterminate
2860:
2853:
2852:
2847:
2842:
2841:
2840:
2835:
2834:
2833:
2828:
2826:Indeterminate
2823:
2814:
2813:
2808:
2803:
2802:
2801:
2798:
2793:
2792:
2791:
2786:
2784:Indeterminate
2781:
2772:
2771:
2766:
2761:
2760:
2759:
2756:
2751:
2750:
2749:
2748:Lower (middle)
2744:
2742:Indeterminate
2739:
2732:
2731:
2713:
2708:
2707:
2706:
2701:
2700:
2699:
2694:
2685:
2674:
2673:
2655:
2650:
2649:
2648:
2643:
2642:
2641:
2636:
2629:
2621:
2620:
2617:
2614:
2611:
2608:
2605:
2602:
2598:
2597:
2591:Miscellaneous
2573:
2572:Other amniotes
2570:
2567:
2566:
2557:
2552:
2551:
2550:
2547:
2542:
2541:
2540:
2535:
2528:
2518:
2517:
2512:
2511:
2510:
2505:
2504:
2503:
2498:
2490:
2489:
2484:
2483:
2482:
2479:
2476:
2471:
2470:
2469:
2464:
2456:
2455:
2432:trilophosaurid
2427:
2422:
2421:
2420:
2415:
2414:
2413:
2408:
2401:
2397:Trilophosaurus
2391:
2390:
2373:
2368:
2367:
2366:
2363:
2358:
2357:
2356:
2351:
2349:Indeterminate
2346:
2337:
2336:
2319:
2314:
2313:
2312:
2309:
2306:
2301:
2300:
2299:
2296:
2291:
2283:
2272:
2271:
2245:
2241:archosauriform
2236:
2231:
2230:
2229:
2224:
2223:
2222:
2217:
2208:
2199:
2198:
2195:
2192:
2189:
2186:
2183:
2180:
2176:
2175:
2147:Allokotosauria
2142:
2139:
2136:
2135:
2123:
2112:
2111:
2110:
2105:
2104:
2103:
2098:
2091:
2081:
2080:
2068:
2060:
2059:
2058:
2053:
2052:
2051:
2046:
2039:
2029:
2028:
2019:
2008:
2007:
2006:
2001:
2000:
1999:
1994:
1992:Indeterminate
1989:
1980:
1979:
1970:
1965:
1964:
1963:
1958:
1957:
1956:
1951:
1949:Indeterminate
1946:
1937:
1936:
1931:
1930:
1929:
1924:
1923:
1922:
1921:Middle (upper)
1917:
1909:
1908:
1897:
1892:
1891:
1890:
1887:
1882:
1881:
1880:
1875:
1868:
1858:
1857:
1846:
1841:
1840:
1839:
1834:
1833:
1832:
1827:
1825:Indeterminate
1822:
1813:
1812:
1810:
1805:
1803:
1802:
1801:
1796:
1795:
1794:
1789:
1780:
1768:
1767:
1764:
1761:
1758:
1755:
1752:
1749:
1745:
1744:
1728:
1725:
1722:
1721:
1704:
1699:
1698:
1697:
1694:
1689:
1688:
1687:
1684:
1679:
1672:
1662:
1661:
1659:at the time).
1648:
1643:
1642:
1641:
1636:
1635:
1634:
1629:
1621:
1609:
1608:
1583:
1578:
1577:
1576:
1573:
1570:
1565:
1564:
1563:
1560:
1555:
1548:
1538:
1537:
1523:desmatosuchine
1518:
1513:
1512:
1511:
1508:
1503:
1502:
1501:
1498:
1493:
1486:
1476:
1475:
1454:
1449:
1448:
1447:
1444:
1439:
1438:
1437:
1434:
1429:
1422:
1412:
1411:
1406:
1401:
1400:
1399:
1394:
1393:
1392:
1387:
1380:
1370:
1369:
1365:Paratypothorax
1361:P. andressorum
1356:
1351:
1350:
1349:
1344:
1343:
1342:
1337:
1329:
1325:Paratypothorax
1319:
1318:
1314:desmatosuchins
1305:
1300:
1299:
1298:
1293:
1292:
1291:
1286:
1279:
1269:
1268:
1264:Paratypothorax
1251:
1246:
1245:
1244:
1239:
1238:
1237:
1232:
1225:
1215:
1214:
1203:
1198:
1197:
1196:
1193:
1188:
1187:
1186:
1181:
1179:Indeterminate
1176:
1167:
1166:
1116:
1105:desmatosuchian
1100:
1098:
1097:
1096:
1091:
1090:
1089:
1084:
1077:
1067:
1066:
1063:
1060:
1057:
1054:
1051:
1048:
1044:
1043:
1039:Pseudosuchians
1029:stagonolepidid
1023:Indeterminate
1020:
1019:Pseudosuchians
1017:
1014:
1013:
1004:
999:
998:
997:
992:
991:
990:
985:
977:
966:
965:
952:
947:
946:
945:
940:
939:
938:
933:
921:
909:
908:
895:
890:
889:
888:
883:
882:
881:
876:
867:
866:
856:A specimen of
853:
848:
847:
846:
841:
840:
839:
834:
825:
824:
809:
804:
803:
802:
797:
796:
795:
790:
783:
773:
772:
770:
762:L. crosbiensis
753:
748:
747:
746:
741:
740:
739:
734:
726:
716:
715:
712:
709:
706:
703:
700:
697:
693:
692:
680:
677:
675:
672:
669:
668:
663:
658:
657:
656:
651:
650:
649:
644:
637:
627:
626:
612:
591:
586:
585:
584:
579:
578:
577:
572:
565:
555:
554:
545:
540:
539:
538:
533:
532:
531:
526:
519:
509:
508:
505:
502:
499:
496:
493:
490:
486:
485:
473:
470:
467:
466:
451:
449:
446:
445:
438:
431:
424:
419:
414:
409:
393:
392:
390:
388:
382:
379:
345:
342:
281:
280:
270:
261:
260:
254:
253:
252:
251:
242:
233:
232:
226:
225:
224:
223:
222:
219:
218:
205:
201:
200:
187:
183:
182:
150:
144:
143:
139:
138:
129:
125:
124:
119:
115:
114:
109:
105:
104:
97:
92:
87:
82:
77:
72:
67:
62:
57:
52:
47:
42:
34:Upper Triassic
24:
23:
15:
9:
6:
4:
3:
2:
4417:
4406:
4403:
4401:
4398:
4397:
4395:
4385:
4382:
4381:
4368:
4366:0-520-20094-2
4362:
4358:
4351:
4343:
4339:
4335:
4331:
4324:
4322:
4320:
4311:
4307:
4300:
4298:
4289:
4280:
4275:
4271:
4267:
4263:
4256:
4254:
4252:
4250:
4248:
4246:
4244:
4242:
4240:
4231:
4227:
4222:
4217:
4214:(S90): 1–39.
4213:
4209:
4205:
4198:
4190:
4186:
4182:
4178:
4171:
4169:
4160:
4156:
4151:
4146:
4142:
4138:
4134:
4127:
4125:
4123:
4114:
4110:
4106:
4102:
4095:
4088:
4086:
4084:
4082:
4080:
4078:
4076:
4067:
4063:
4058:
4053:
4049:
4045:
4041:
4037:
4033:
4026:
4024:
4022:
4020:
4018:
4016:
4014:
4012:
4002:
3997:
3993:
3989:
3985:
3978:
3976:
3974:
3972:
3970:
3968:
3966:
3964:
3962:
3960:
3958:
3949:
3945:
3940:
3935:
3930:
3925:
3921:
3917:
3913:
3906:
3890:
3889:
3881:
3879:
3870:
3866:
3862:
3858:
3853:
3846:
3844:
3842:
3840:
3831:
3827:
3823:
3819:
3818:
3813:
3812:Desmatosuchus
3806:
3804:
3802:
3793:
3789:
3784:
3779:
3774:
3769:
3765:
3761:
3757:
3750:
3748:
3746:
3744:
3742:
3740:
3738:
3728:
3723:
3719:
3716:
3709:
3707:
3705:
3703:
3701:
3699:
3697:
3695:
3693:
3691:
3689:
3687:
3685:
3683:
3681:
3679:
3677:
3675:
3673:
3671:
3662:
3655:
3654:
3646:
3644:
3642:
3633:
3629:
3625:
3621:
3617:
3613:
3606:
3599:
3597:
3588:
3584:
3580:
3573:
3571:
3569:
3560:
3556:
3552:
3548:
3544:
3540:
3536:
3529:
3527:
3525:
3523:
3521:
3519:
3517:
3515:
3513:
3511:
3509:
3507:
3498:
3494:
3489:
3484:
3480:
3476:
3472:
3470:
3466:
3457:
3455:
3453:
3443:
3438:
3434:
3430:
3426:
3419:
3417:
3415:
3413:
3411:
3409:
3407:
3405:
3403:
3394:
3390:
3386:
3382:
3378:
3374:
3366:
3364:
3362:
3360:
3358:
3356:
3354:
3352:
3350:
3348:
3346:
3344:
3342:
3340:
3338:
3336:
3334:
3332:
3330:
3328:
3326:
3324:
3322:
3320:
3318:
3316:
3314:
3312:
3310:
3308:
3306:
3304:
3302:
3300:
3298:
3296:
3294:
3292:
3290:
3288:
3286:
3284:
3282:
3280:
3278:
3276:
3274:
3272:
3270:
3268:
3266:
3264:
3262:
3260:
3258:
3256:
3239:
3238:
3230:
3228:
3226:
3224:
3222:
3220:
3218:
3216:
3214:
3212:
3210:
3208:
3206:
3204:
3202:
3200:
3198:
3196:
3194:
3192:
3190:
3188:
3186:
3184:
3182:
3180:
3178:
3176:
3168:(3): 349–355.
3167:
3163:
3159:
3152:
3150:
3148:
3140:
3139:0-520-24209-2
3136:
3132:
3126:
3122:
3112:
3109:
3108:
3098:
3095:
3093:
3092:and mandible
3091:
3087:
3082:
3079:
3078:
3077:
3072:
3071:
3070:
3068:
3065:
3063:
3061:
3057:
3056:
3053:
3051:
3047:
3042:
3040:
3037:
3032:
3029:
3028:
3027:
3022:
3021:
3020:
3018:
3017:
3013:
3011:
3010:
3009:
3004:
3003:
3000:
2998:
2993:
2991:
2988:
2983:
2982:
2981:
2977:Lower (upper)
2976:
2975:
2974:
2972:
2971:
2970:
2965:
2963:
2962:
2961:
2960:
2954:
2953:
2950:
2948:
2945:
2944:procolophonid
2940:
2938:
2935:
2930:
2927:
2926:
2925:
2920:
2917:
2916:
2915:
2913:
2912:
2908:
2906:
2905:
2904:
2899:
2898:
2895:
2893:
2892:Argodicynodon
2888:
2886:
2883:
2878:
2875:
2874:
2873:
2869:Lower (upper)
2868:
2867:
2866:
2864:
2861:
2858:
2855:
2854:
2851:
2848:
2846:
2843:
2838:
2837:
2836:
2831:
2830:
2829:
2827:
2824:
2822:
2820:
2816:
2815:
2812:
2809:
2807:
2804:
2799:
2796:
2795:
2794:
2789:
2788:
2787:
2785:
2782:
2780:
2778:
2774:
2773:
2770:
2767:
2765:
2762:
2757:
2754:
2753:
2752:
2747:
2746:
2745:
2743:
2740:
2737:
2734:
2733:
2730:
2728:
2727:
2722:
2719:
2718:sphenodontian
2714:
2712:
2709:
2704:
2703:
2702:
2698:Lower (upper)
2697:
2696:
2695:
2693:
2691:
2686:
2684:
2683:
2682:
2676:
2675:
2672:
2670:
2669:
2664:
2661:
2656:
2654:
2651:
2646:
2645:
2644:
2640:Lower (lower)
2639:
2638:
2637:
2635:
2634:
2630:
2628:
2627:
2626:Argodicynodon
2623:
2622:
2618:
2615:
2612:
2609:
2606:
2603:
2600:
2599:
2596:
2594:
2588:
2585:
2583:
2582:procolophonid
2579:
2565:
2563:
2558:
2556:
2553:
2548:
2545:
2544:
2543:
2538:
2537:
2536:
2534:
2533:
2529:
2527:
2526:
2525:
2520:
2519:
2516:
2513:
2508:
2507:
2506:
2502:Lower (lower)
2501:
2500:
2499:
2497:
2496:
2492:
2491:
2488:
2485:
2480:
2477:
2474:
2473:
2472:
2467:
2466:
2465:
2463:
2462:
2458:
2457:
2454:
2452:
2448:
2444:
2440:
2436:
2435:allokotosaurs
2433:
2426:
2423:
2418:
2417:
2416:
2412:Lower (lower)
2411:
2410:
2409:
2407:
2406:
2402:
2400:
2399:
2398:
2392:
2389:
2387:
2386:
2381:
2380:
2379:Tanytrachelos
2374:
2372:
2369:
2364:
2361:
2360:
2359:
2354:
2353:
2352:
2350:
2347:
2345:
2343:
2339:
2338:
2335:
2333:
2329:
2328:azendohsaurid
2325:
2320:
2318:
2315:
2310:
2307:
2304:
2303:
2302:
2297:
2294:
2293:
2292:
2290:
2289:
2284:
2282:
2281:
2280:
2274:
2273:
2268:
2267:
2262:
2256:
2255:
2250:
2244:
2242:
2237:
2235:
2232:
2227:
2226:
2225:
2221:Lower (lower)
2220:
2219:
2218:
2216:
2214:
2209:
2207:
2206:
2201:
2200:
2196:
2193:
2190:
2187:
2184:
2181:
2178:
2177:
2174:
2172:
2169:
2163:
2160:
2158:
2154:
2153:
2148:
2134:
2132:
2131:dinosauriform
2129:
2124:
2122:
2121:
2117:
2113:
2108:
2107:
2106:
2102:Lower (upper)
2101:
2100:
2099:
2097:
2096:
2092:
2090:
2089:
2088:
2083:
2082:
2079:
2077:
2076:dinosauriform
2074:
2071:A very small
2069:
2067:
2066:
2061:
2056:
2055:
2054:
2050:Lower (upper)
2049:
2048:
2047:
2045:
2044:
2040:
2038:
2037:
2036:
2031:
2030:
2027:
2025:
2020:
2018:
2017:
2013:
2009:
2004:
2003:
2002:
1998:Lower (upper)
1997:
1996:
1995:
1993:
1990:
1988:
1986:
1982:
1981:
1978:
1976:
1971:
1969:
1966:
1961:
1960:
1959:
1955:Lower (upper)
1954:
1953:
1952:
1950:
1947:
1945:
1943:
1939:
1938:
1935:
1932:
1927:
1926:
1925:
1920:
1919:
1918:
1916:
1915:
1911:
1910:
1907:
1905:
1902:
1896:
1893:
1888:
1885:
1884:
1883:
1878:
1877:
1876:
1874:
1873:
1869:
1867:
1866:
1865:
1859:
1856:
1854:
1853:
1847:
1845:
1842:
1837:
1836:
1835:
1831:Lower (lower)
1830:
1829:
1828:
1826:
1823:
1821:
1819:
1815:
1814:
1809:
1806:
1804:
1799:
1798:
1797:
1793:Lower (upper)
1792:
1791:
1790:
1788:
1787:
1786:
1781:
1779:
1778:
1777:
1776:
1770:
1769:
1765:
1762:
1759:
1756:
1753:
1750:
1747:
1746:
1743:
1741:
1740:Ornithodirans
1736:
1733:
1727:Ornithodirans
1720:
1718:
1714:
1710:
1709:typothoracine
1705:
1703:
1700:
1695:
1692:
1691:
1690:
1686:Lower (upper)
1685:
1682:
1681:
1680:
1678:
1677:
1676:T. coccinarum
1673:
1671:
1670:
1669:
1664:
1663:
1660:
1658:
1657:Calyptosuchus
1654:
1649:
1647:
1644:
1639:
1638:
1637:
1633:Lower (lower)
1632:
1631:
1630:
1628:
1626:
1622:
1620:
1618:
1617:
1611:
1610:
1607:
1605:
1601:
1597:
1593:
1589:
1584:
1582:
1579:
1574:
1571:
1568:
1567:
1566:
1561:
1558:
1557:
1556:
1554:
1553:
1549:
1547:
1546:
1545:
1540:
1539:
1536:
1534:
1530:
1529:
1524:
1519:
1517:
1514:
1509:
1506:
1505:
1504:
1500:Lower (upper)
1499:
1496:
1495:
1494:
1492:
1491:
1490:S. deltatylus
1487:
1485:
1484:
1483:
1478:
1477:
1474:
1472:
1468:
1464:
1460:
1455:
1453:
1450:
1445:
1442:
1441:
1440:
1436:Lower (upper)
1435:
1432:
1431:
1430:
1428:
1427:
1423:
1421:
1420:
1419:
1414:
1413:
1410:
1407:
1405:
1402:
1397:
1396:
1395:
1391:Lower (lower)
1390:
1389:
1388:
1386:
1385:
1381:
1379:
1378:
1377:
1372:
1371:
1368:
1366:
1362:
1357:
1355:
1352:
1347:
1346:
1345:
1341:Lower (upper)
1340:
1339:
1338:
1336:
1334:
1330:
1328:
1327:
1326:
1321:
1320:
1317:
1315:
1311:
1306:
1304:
1301:
1296:
1295:
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1289:
1288:
1287:
1285:
1284:
1280:
1278:
1277:
1276:
1271:
1270:
1267:
1265:
1261:
1257:
1252:
1250:
1247:
1242:
1241:
1240:
1236:Lower (upper)
1235:
1234:
1233:
1231:
1230:
1226:
1224:
1223:
1222:
1221:Desmatosuchus
1217:
1216:
1213:
1211:
1210:
1209:Hesperosuchus
1204:
1202:
1199:
1194:
1191:
1190:
1189:
1184:
1183:
1182:
1180:
1177:
1175:
1173:
1169:
1168:
1163:
1162:
1157:
1151:
1150:
1145:
1139:
1138:
1133:
1127:
1126:
1121:
1115:
1113:
1109:
1106:
1101:
1099:
1094:
1093:
1092:
1088:Lower (lower)
1087:
1086:
1085:
1083:
1082:
1078:
1076:
1075:
1074:
1073:Calyptosuchus
1069:
1068:
1064:
1061:
1058:
1055:
1052:
1049:
1046:
1045:
1042:
1040:
1035:
1032:
1030:
1026:
1012:
1010:
1005:
1003:
1000:
995:
994:
993:
988:
987:
986:
984:
982:
978:
976:
975:
973:
972:Redondasaurus
968:
967:
964:
962:
958:
953:
951:
948:
943:
942:
941:
937:Lower (lower)
936:
935:
934:
932:
931:
927:
922:
920:
918:
917:
911:
910:
907:
905:
901:
896:
894:
891:
886:
885:
884:
879:
878:
877:
875:
873:
869:
868:
865:
863:
859:
854:
852:
849:
844:
843:
842:
837:
836:
835:
833:
831:
827:
826:
823:
821:
820:
819:Redondasaurus
815:
814:mystriosuchin
810:
808:
805:
800:
799:
798:
793:
792:
791:
789:
788:
784:
782:
781:
780:
774:
769:
767:
763:
759:
754:
752:
749:
744:
743:
742:
738:Lower (upper)
737:
736:
735:
733:
731:
727:
725:
724:
723:
718:
717:
713:
710:
707:
704:
701:
698:
695:
694:
691:
689:
684:
667:
664:
662:
659:
654:
653:
652:
648:Lower (upper)
647:
646:
645:
643:
642:
638:
636:
635:
634:
633:Rileymillerus
629:
628:
623:
622:
617:
611:
609:
608:
603:
602:
597:
592:
590:
587:
582:
581:
580:
576:Lower (lower)
575:
574:
573:
571:
570:
566:
564:
563:
562:
557:
556:
553:
551:
546:
544:
541:
536:
535:
534:
530:Lower (upper)
529:
528:
527:
525:
524:
520:
518:
517:
516:
511:
510:
506:
503:
500:
497:
494:
491:
488:
487:
484:
482:
481:Temnospondyls
477:
472:Temnospondyls
464:
455:
452:
450:
443:
439:
436:
432:
429:
425:
420:
415:
410:
407:
403:
402:
398:
395:
394:
386:
378:
376:
375:Howard County
372:
368:
364:
360:
356:
351:
341:
339:
335:
331:
327:
323:
319:
315:
311:
306:
304:
300:
296:
292:
288:
258:
230:
220:
217:
216:United States
206:
202:
199:
188:
184:
179:
151:
149:
145:
140:
137:
133:
130:
126:
123:
120:
116:
113:
110:
106:
100:
95:
90:
85:
80:
75:
70:
65:
60:
55:
50:
45:
39:
35:
29:
25:
20:
4405:Norian Stage
4356:
4350:
4333:
4329:
4309:
4305:
4296:
4288:
4272:(1): 25–37.
4269:
4265:
4211:
4207:
4197:
4180:
4176:
4140:
4136:
4104:
4100:
4039:
4035:
3991:
3987:
3919:
3915:
3905:
3893:. Retrieved
3887:
3860:
3856:
3851:
3821:
3815:
3811:
3763:
3759:
3720:. e2255236.
3717:
3652:
3615:
3611:
3586:
3582:
3542:
3538:
3534:
3478:
3474:
3468:
3465:Metoposaurus
3464:
3442:10.26879/564
3432:
3428:
3376:
3372:
3242:. Retrieved
3236:
3165:
3161:
3125:
3096:
3088:
3066:
3060:Sphenodontia
3058:
3043:
3038:
3015:
3014:
3006:
3005:
2997:Pachygenelus
2996:
2994:
2989:
2968:
2967:
2966:
2959:Pachygenelus
2957:
2956:
2955:
2941:
2936:
2910:
2909:
2901:
2900:
2891:
2889:
2884:
2862:
2849:
2844:
2825:
2819:Eucynodontia
2817:
2810:
2805:
2783:
2775:
2768:
2763:
2741:
2736:Dicynodontia
2724:
2715:
2710:
2689:
2687:
2679:
2677:
2666:
2657:
2652:
2632:
2631:
2624:
2601:Genus/Taxon
2590:
2575:
2561:
2559:
2554:
2531:
2530:
2522:
2521:
2514:
2494:
2493:
2486:
2460:
2459:
2450:
2447:T. buettneri
2446:
2442:
2438:
2430:Herbivorous
2429:
2424:
2405:T. buettneri
2404:
2403:
2395:
2394:
2383:
2377:
2375:
2370:
2348:
2340:
2324:Malerisaurus
2323:
2321:
2316:
2288:M. langstoni
2287:
2285:
2279:Malerisaurus
2277:
2275:
2264:
2252:
2238:
2233:
2212:
2210:
2203:
2179:Genus/Taxon
2165:
2150:
2144:
2125:
2114:
2094:
2093:
2087:Technosaurus
2085:
2084:
2070:
2062:
2042:
2041:
2035:Soumyasaurus
2033:
2032:
2023:
2021:
2010:
1991:
1985:Neotheropoda
1983:
1974:
1972:
1968:Partial hip
1967:
1948:
1940:
1933:
1913:
1912:
1899:
1894:
1871:
1870:
1862:
1861:
1850:
1848:
1843:
1824:
1816:
1807:
1784:
1783:
1782:
1773:
1772:
1771:
1748:Genus/Taxon
1738:
1730:
1706:
1701:
1675:
1674:
1666:
1665:
1656:
1653:Stagonolepis
1652:
1650:
1645:
1624:
1623:
1616:Stagonolepis
1614:
1612:
1599:
1595:
1588:ornithomimid
1585:
1580:
1551:
1550:
1542:
1541:
1526:
1520:
1515:
1489:
1488:
1480:
1479:
1470:
1466:
1462:
1456:
1451:
1425:
1424:
1416:
1415:
1408:
1403:
1383:
1382:
1374:
1373:
1364:
1360:
1358:
1353:
1332:
1331:
1323:
1322:
1307:
1302:
1282:
1281:
1273:
1272:
1263:
1255:
1253:
1248:
1228:
1227:
1219:
1218:
1207:
1205:
1200:
1178:
1170:
1159:
1147:
1135:
1123:
1111:
1102:
1080:
1079:
1071:
1070:
1047:Genus/Taxon
1037:
1022:
1008:
1006:
1001:
980:
979:
970:
969:
960:
956:
954:
949:
929:
925:
923:
914:
912:
899:
897:
892:
871:
870:
861:
857:
855:
850:
829:
828:
817:
811:
806:
786:
785:
777:
776:
765:
761:
757:
755:
750:
729:
728:
720:
719:
696:Genus/Taxon
686:
665:
660:
641:R. cosgriffi
640:
639:
631:
630:
619:
607:Metoposaurus
605:
599:
596:metoposaurid
593:
588:
568:
567:
559:
558:
550:Apachesaurus
549:
547:
542:
522:
521:
515:Apachesaurus
513:
512:
489:Genus/Taxon
479:
462:
453:
396:
347:
334:conglomerate
307:
303:Dockum Group
286:
284:
122:Dockum Group
3244:16 November
3048:, may be a
3016:P. texensis
2947:parareptile
2903:Libognathus
2726:Clevosaurus
2711:Premaxilla
2681:Clevosaurus
2461:T. dornorum
2439:T. dornorum
2371:Two femora
2332:saurischian
2168:crurotarsan
1872:D. gregorii
1775:Coelophysis
1655:(including
1600:Shuvosaurus
1592:poposauroid
1544:Shuvosaurus
1516:Osteoderms
1471:Postosuchus
1467:Postosuchus
1418:Postosuchus
1384:P. gracilis
1283:G. muelleri
1009:R. gregorii
981:R. gregorii
957:Paleorhinus
916:Paleorhinus
862:M. lottorum
807:Two skulls
787:M. lottorum
758:Leptosuchus
722:Leptosuchus
589:Two skulls
523:A. gregorii
463:crossed out
442:Morphotaxon
173: /
161:101°21′58″W
148:Coordinates
134:, possibly
4394:Categories
4312:: 119–125.
3895:5 November
3481:: e14065.
3117:References
2969:P. milleri
2663:dicynodont
2660:placeriine
2562:Vancleavea
2524:Vancleavea
2495:T. jacobsi
2451:T. jacobsi
2443:T. jacobsi
2152:Prolacerta
2128:silesaurid
2116:Premaxilla
2073:silesaurid
1901:Lagerpetid
1864:Dromomeron
1852:Marasuchus
1668:Typothorax
1459:rauisuchid
1376:Poposaurus
1275:Garzapelta
1081:C. wellesi
904:Revueltian
893:Squamosal
851:One skull
812:A derived
766:L. studeri
688:Phytosaurs
679:Phytosaurs
674:Archosaurs
601:Anaschisma
459:small text
428:Ichnotaxon
371:Otis Chalk
338:vertebrate
158:33°07′37″N
4230:0022-3360
4159:245049571
4113:1853-6581
4066:128760266
3988:PaleoBios
3922:: e2336.
3766:: e1583.
3632:2373-8189
3612:PaleoBios
3559:129442164
3497:252894139
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2755:MOTT 3610
2668:Placerias
2633:A. boreni
2613:Material
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2205:Doswellia
2191:Material
2188:Location
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1229:D. smalli
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569:B. bakeri
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318:siltstone
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