1830:
1062:
1456:
1254:
822:
897:
600:
1858:
1022:
3116:
1139:
689:
1844:
1313:
744:
459:
3052:
646:
1608:
2689:
Nesbitt, Sterling J.; Stocker, Michelle R.; Ezcurra, Martín D.; Fraser, Nicholas C.; Heckert, Andrew B.; Parker, William G.; Mueller, Bill; Sengupta, Saradee; Bandyopadhyay, Saswati; Pritchard, Adam C.; Marsh, Adam D. (2022). Field, Daniel (ed.).
2125:
Lucas, S. G., Hunt, A. P., Heckert, A. B., and
Spielmann, J. A., (2007) Global Triassic tetrapod biostratigraphy and biochronology: 2007 status: New Mexico Museum of Natural History and Science Bulletin, v. 41 (The Global Triassic), p. 229-
2439:
Nesbitt, Sterling J.; Irmis, Randall B.; Parker, William G.; Smith, Nathan D.; Turner, Alan H.; Rowe, Timothy (2009). "Hindlimb osteology and distribution of basal dinosauromorphs from the Late
Triassic of North America".
2389:"Redescription and taxonomic status of specimens of Episcoposaurus and Typothorax , the earliest known aetosaurs (Archosauria: Suchia) from the Upper Triassic of western North America, and the problem of proxy "holotypes""
2983:"A new species of Lasalichthys (Actinopterygii, Redfieldiiformes) from the Upper Triassic Dockum Group of Howard County, Texas, with revisions to the genera Lasalichthys and Synorichthys"
216:
in Austin. Since the 1940s, collection from the Otis Chalk area has been more limited. One notable find is a pond deposit, the
Schaeffer Fish Quarry, discovered in 1967 by
204:
paleontologists followed with their own expedition in 1931. The vast majority of fossils collected from the formation were recovered during a 1939–1941 state-sponsored
3100:
2342:"An early-diverging crocodylomorph from the early Norian (Late Triassic) of Texas demonstrates a wide distribution of early members across low-latitude Pangea"
2193:"Redescription of the holotype specimen of Chindesaurus bryansmalli Long and Murry, 1995 (Dinosauria, Theropoda), from Petrified Forest National Park, Arizona"
1871:
2274:"Revised phylogenetic analysis of the Aetosauria (Archosauria: Pseudosuchia); assessing the effects of incongruent morphological character sets"
1766:
3093:
2807:
2489:"The early fossil record of dinosaurs in North America: A new neotheropod from the base of the Upper Triassic Dockum Group of Texas"
2527:"Using positional homology in aetosaur (Archosauria: Pseudosuchia) osteoderms to evaluate the taxonomic status of Lucasuchus hunti"
2136:
Nesbitt, Sterling J.; Sidor, Christian A.; Irmis, Randall B.; Angielczyk, Kenneth D.; Smith, Roger M. H.; Tsuji, Linda A. (2010).
3184:
3160:
3086:
1925:
2101:
1093:
A basal (non-mystriosuchine) phytosaur from Borden County. Probably does not form a clade with other species referred to
20:
3179:
2859:
Stocker, M.R.; Nesbitt, S.J.; Criswell, K.E.; Parker, W.G.; Witmer, L.M.; Rowe, T.B.; Ridgely, R.; Brown, M.A. (2016).
217:
2779:"Late Triassic microvertebrates from the lower Chinle Group (Otischalkian-Adamanian: Carnian), southwestern U.S.A."
2692:"Widespread azendohsaurids (Archosauromorpha, Allokotosauria) from the Late Triassic of western USA and India"
2192:
2946:
2496:
205:
185:
in Howard County. Despite their importance, the Otis Chalk localities have been difficult to resolve in the
3153:
1196:
Partial skeleton with cranial and pelvic fragments, osteoderms, vertebrae, and an indeterminate limb bone
1961:"A new aetosaur (Reptilia: Archosauria) from the Upper Triassic of Texas and the phylogeny of aetosaurs"
2587:
Upper
Triassic Stratigraphy and Paleontology, New Mexico Museum of Natural History and Science Bulletin
232:
2982:
2640:
1960:
3062:
200:
paleontologists starting in 1927. Several new phytosaur species were discovered during these digs.
48:
2861:"A Dome-Headed Stem Archosaur Exemplifies Convergence among Dinosaurs and Their Distant Relatives"
2526:
3189:
3134:
3074:
2488:
228:
The Otis Chalk localities that are situated in the
Colorado City Formation form the basis of the
212:
were particularly productive. Fossils collected by these efforts were stored at the newly opened
69:
1061:
3146:
1297:
201:
190:
79:
2612:
2578:
1876:
1835:
213:
2778:
2621:. New Mexico Museum of Natural History and Science Bulletin. Vol. 61. pp. 382–388.
3028:
2909:
Wilson, John Andrew (1948). "A Small
Amphibian from the Triassic of Howard County, Texas".
2806:
Heckert, A.B.; Lucas, S.G.; Rinehart, L.F.; Spielmann, J.A.; Hunt, A.P.; Kahle, R. (2006).
2138:"Ecologically distinct dinosaurian sister group shows early diversification of Ornithodira"
1907:"LATE TRIASSIC VERTEBRATES FROM THE DOCKUM FORMATION NEAR OTIS CHALK, HOWARD COUNTY, TEXAS"
174:
170:
2577:
S. G. Lucas; A. B. Heckert & R. Kahle (2002). A. B. Heckert & S. G. Lucas (eds.).
2438:
8:
2253:
2244:(Archosauria, Suchia), theropod-like convergence, and the distribution of related taxa."
1863:
1253:
139:
3010:
2918:
2721:
2554:
2457:
2416:
2369:
2308:
2273:
2223:
2191:
Marsh, Adam D.; Parker, William G.; Langer, Max C.; Nesbitt, Sterling J. (2019-05-04).
2173:
1496:
3002:
2882:
2835:
2740:
2739:
Spielmann, Justin A.; Lucas, Spencer G.; Hunt, Adrian P.; Heckert, Andrew B. (2006).
2725:
2713:
2660:
2546:
2420:
2408:
2388:
2373:
2361:
2341:
2313:
2295:
2227:
2215:
2165:
2157:
1980:
1906:
1455:
656:
209:
189:
of
Triassic Texas. They occupy a narrow band of sediments between the slightly older
163:
3014:
2558:
2461:
3126:
2994:
2872:
2830:
2703:
2656:
2652:
2538:
2505:
2484:
2449:
2400:
2353:
2303:
2285:
2207:
2177:
2149:
1976:
1972:
1752:
1448:
1214:
896:
2998:
2357:
2211:
2102:"The saga of the Dockum Group and the case of the Texas/New Mexico boundary fault"
2079:"Late Triassic (Carnian and Norian) Tetrapods from the Southwestern United States"
1926:"Triassic stratigraphy and correlations, southern High Plains of New Mexico—Texas"
821:
599:
2616:
2542:
2078:
1681:
1381:
1286:
1128:
A common basal (non-mystriosuchine) phytosaur, sometimes considered a species of
1002:
730:
639:
514:
3130:
3070:
2805:
1911:
New Mexico
Geological Society Guidebook, 44th Field Conference, Carlsbad Region
1755:
1671:
1590:
1414:
1293:
1289:
2877:
2860:
2404:
2393:
Earth and
Environmental Science Transactions of the Royal Society of Edinburgh
2137:
1021:
3173:
3026:
3006:
2717:
2664:
2550:
2412:
2365:
2299:
2219:
2161:
1984:
1809:
A redfieldiiform actinopterygian. Some specimens were previously referred to
1593:
1557:
1492:
946:
678:
543:
469:
451:
448:
352:
136:
123:
34:
3059:
2886:
2641:"Malerisaurus langstoni , a new diapsid reptile from the Triassic of Texas"
2510:
2317:
2169:
1849:
1640:
1403:
1264:
1211:
1185:
1032:
887:
851:
636:
523:
502:
435:
360:
344:
229:
186:
143:
58:
2453:
1730:
1348:
1323:
1072:
982:
Several complete skulls and associated cranial and postcranial fragments
862:
699:
443:
405:
366:
303:
2613:"A new doswelliid archosauromorph from the Upper Triassic of West Texas"
2153:
3115:
2922:
2745:, a diapsid reptile from the Upper Triassic Chinle Group of West Texas"
2340:
To, Khanh H. T.; Nesbitt, Sterling; Stocker, Michelle R. (2021-10-01).
2290:
1692:
1667:
1618:
1545:
1466:
1402:
A reptile of uncertain affinities known from serrated teeth similar to
1365:
Femora and humeri previously referred to this species likely belong to
1359:
1304:(2006), but treated as valid by other sources. Numerous disarticulated
1130:
790:
754:
735:
610:
535:
An unnamed basal crocodylomorph, one of the oldest from North
America.
289:
182:
2708:
2691:
1676:
1662:
1225:
1138:
916:
681:
571:
Most Otis Chalk desmatosuchin aetosaur fossils have been referred to
555:
348:
98:
94:
1013:, while most other sources support affinities with the type species
688:
3123:
1686:
1657:
1561:
890:
765:
Osteoderms and other referred fossils (including a possible skull)
505:
355:
38:
1312:
743:
458:
296:
2576:
645:
3051:
2610:
1924:
Lucas, Spencer G.; Anderson, Orin J.; Hunt, Adrian P. (1994).
3066:
1607:
488:
434:
Postcranial bones of an unusual bipedal archosaur related to
418:
267:
147:
113:
2858:
2688:
2135:
2109:
New Mexico Bureau of Mines & Mineral Resources Bulletin
1933:
New Mexico Bureau of Mines & Mineral Resources Bulletin
1656:
Fish fossils from Quarry 1 (NMMNH 860 / TMM 31025) include
197:
1905:
Lucas, Spencer G.; Hunt, Adrian P.; Kahle, Robert (1993).
483:
while the other shows adaptations for a carnivorous diet.
2782:
New Mexico Museum of Natural History and Science Bulletin
2749:
New Mexico Museum of Natural History and Science Bulletin
2738:
2083:
New Mexico Museum of Natural History and Science Bulletin
1362:
fossils have been reinterpreted as metoposaurid cleithra.
1057:, and sometimes regarded as a species within that genus.
849:
A poposaurid poposauroid previously given its own genus,
2816:, from the Upper Triassic Chinle Group, West Texas, USA"
2615:. In Tanner, L.H.; Spielmann, J.A.; Lucas, S.G. (eds.).
2190:
1308:-like fossils are also known from Quarry 1 (TMM 31025).
196:
The first major excavations near Otis Chalk were led by
2254:
http://digitallibrary.amnh.org/dspace/handle/2246/5840
1425:
Numerous skulls, braincases, and postcranial material
684:, potentially the oldest dinosaur from North America.
343:
Other archosaur fossils include remains of an unnamed
2947:"Late Triassic fishes from the Western United States"
1043:
Two nearly complete skulls and postcranial fragments
150:, United States. It has previously been known as the
2525:
Parker, William G.; Martz, Jeffrey W. (2010-07-14).
1959:
Heckert, Andrew B.; Lucas, Spencer G. (1999-03-15).
1825:
169:
The Colorado City Formation is mostly restricted to
3029:"Fossilworks: Gateway to the Paleobiology Database"
3027:Various Contributors to the Paleobiology Database.
591:. The modern valid combination for this species is
235:(LVF), which is defined by the first appearance of
208:paleontological survey. Several sites southeast of
2951:Bulletin of the American Museum of Natural History
2854:
2852:
2850:
2848:
2846:
2246:Bulletin of the American Museum of Natural History
1872:List of fossiliferous stratigraphic units in Texas
1495:archosauriform with a reinforced skull similar to
2611:Lucas, S.G.; Spielmann, J.A.; Hunt, A.P. (2013).
1923:
3171:
2339:
710:Skulls, osteoderms, vertebrae, other postcrania
454:initially misidentified as a theropod dinosaur.
223:
2843:
2483:
1904:
1053:A mystriosuchine phytosaur closely related to
480:Two skeletons, one of which is nearly complete
3154:
3094:
1158:Other reptiles of the Colorado City Formation
1005:phytosaur. Some sources refer all Otis Chalk
667:Partial hindlimb (tibia, fibula, astragalus)
2583:, a Late Triassic phytosaur from West Texas"
1958:
1698:
1513:
1153:
911:
733:aetosaur previously considered a species of
372:
262:
2812:, with a description of the first skull of
2524:
2434:
2432:
2430:
2077:Long, Robert A.; Murry, Phillip A. (1995).
1799:Numerous articulated skulls and postcrania
3161:
3147:
3101:
3087:
2801:
2799:
2797:
2795:
2638:
2572:
2570:
2568:
2234:
16:Geologic formation in Texas, United States
2944:
2876:
2834:
2808:"Revision of the archosauromorph reptile
2707:
2509:
2307:
2289:
2076:
1564:, vertebrae, and other postcranial bones
1518:Amphibians of the Colorado City Formation
377:Archosaurs of the Colorado City Formation
2606:
2604:
2602:
2600:
2427:
1777:Skull, scale, and postcranial fragments
1701:
1516:
1156:
914:
782:but most likely a distinct valid taxon.
375:
2792:
2776:
2565:
2479:
2477:
2475:
2473:
2471:
441:Later determined to be synonymous with
162:(as it is assumed to be older than the
3172:
2980:
2908:
2386:
2271:
2099:
1811:Lasalichthys (= Synorichthys) stewarti
193:and much younger Cretaceous deposits.
2976:
2974:
2972:
2970:
2968:
2966:
2964:
2940:
2938:
2936:
2934:
2932:
2904:
2902:
2900:
2898:
2896:
2772:
2770:
2768:
2766:
2764:
2762:
2741:"Reinterpretation of the holotype of
2684:
2682:
2680:
2678:
2676:
2674:
2634:
2632:
2630:
2628:
2597:
2487:; Ezcurra, Martin D. (13 July 2015).
2335:
2333:
2331:
2329:
2327:
2267:
2265:
2263:
2261:
2072:
2070:
2068:
2066:
2064:
2062:
2060:
2058:
2056:
2054:
2052:
2050:
2048:
2046:
2044:
2042:
2040:
2038:
2036:
2034:
2032:
2030:
2028:
2026:
2024:
2022:
2020:
2018:
2016:
2014:
1900:
1898:
1896:
1894:
1892:
3110:
3046:
2468:
2240:Nesbitt, S. (2007). "The anatomy of
2012:
2010:
2008:
2006:
2004:
2002:
2000:
1998:
1996:
1994:
1954:
1952:
1950:
1948:
1946:
778:A desmatosuchin aetosaur similar to
1703:Fish of the Colorado City Formation
1596:, previously named under the genus
319:Uncertain or tentative taxa are in
13:
2987:Journal of Vertebrate Paleontology
2961:
2929:
2893:
2759:
2671:
2645:Journal of Vertebrate Paleontology
2625:
2531:Journal of Vertebrate Paleontology
2442:Journal of Vertebrate Paleontology
2346:Journal of Vertebrate Paleontology
2324:
2258:
2200:Journal of Vertebrate Paleontology
2184:
1965:Journal of Vertebrate Paleontology
1889:
1741:Articulated skulls and postcrania
1606:
1454:
1311:
1252:
1137:
1060:
1020:
895:
820:
742:
687:
644:
621:Hindlimb bones (femora and tibiae)
598:
579:, but a few have been referred to
457:
177:counties. The formation hosts the
14:
3201:
2639:Chatterjee, Sankar (1986-12-24).
2272:Parker, William G. (2016-01-21).
1991:
1943:
1787:A redfieldiiform actinopterygian
1149:
279:Taxon falsely reported as present
3114:
3050:
2836:10.1111/j.1475-4983.2006.00556.x
1856:
1842:
1828:
1584:Borden County Site 3 (TMM 41921)
1442:Borden County Site 1 (TMM 31213)
1088:Borden County Site 1 (TMM 31213)
881:Borden County Site 1 (TMM 31213)
724:Borden County Site 1 (TMM 31213)
566:Borden County Site 1 (TMM 31213)
2981:Gibson, Sarah Z. (2018-09-03).
2732:
2518:
2380:
284:Dubious taxon or junior synonym
220:paleontologist Bobb Schaeffer.
3185:Texas geologic formation stubs
3058:This article about a specific
2657:10.1080/02724634.1986.10011627
2129:
2119:
2093:
1977:10.1080/02724634.1999.10011122
1917:
919:of the Colorado City Formation
1:
2999:10.1080/02724634.2018.1513009
2497:Acta Palaeontologica Polonica
2358:10.1080/02724634.2021.2075752
2212:10.1080/02724634.2019.1645682
1882:
1509:
1249:A doswelliid archosauriform.
907:
873:Vertebrae and hindlimb bones
338:
242:
224:Biochronological significance
206:Works Progress Administration
3133:. You can help Knowledge by
3122:This article related to the
3073:. You can help Knowledge by
2543:10.1080/02724634.2010.483536
957:Partial skeleton with skull
181:fossil sites, named after a
7:
2777:Heckert, Andrew B. (2004).
2387:Parker, William G. (2012).
1821:
967:Probable junior synonym of
333:
246:
10:
3206:
3109:
3045:
2100:Lehman, Thomas M. (1994).
417:Vertebrae, hip bones, and
233:Land Vertebrate Faunachron
18:
3180:Triassic geology of Texas
2878:10.1016/j.cub.2016.07.066
2405:10.1017/S1755691013000212
1764:
1634:Site/Quarry 1 (TMM 31025)
1569:Site/Quarry 1 (TMM 31025)
1430:Site/Quarry 1 (TMM 31025)
1351:, likely synonymous with
1339:Site/Quarry 1 (TMM 31025)
1241:Site/Quarry 1 (TMM 31025)
1236:Vertebrae and osteoderms
1117:Site/Quarry 1 (TMM 31025)
1070:
1011:"Angistorhinus megalodon"
944:
841:Site/Quarry 1 (TMM 31025)
817:A poposaurid poposauroid
788:
672:near "site 7" (TMM 41936)
347:and a partial femur of a
253:
249:
119:
109:
104:
90:
85:
75:
64:
54:
44:
33:
28:
2945:Schaeffer, Bobb (1967).
2579:"Postcranial anatomy of
1684:shark teeth and spines (
1275:Disarticulated skeleton
836:Hip bones and vertebrae
251:
2911:Journal of Paleontology
2696:Papers in Palaeontology
1651:
593:Desmatosuchus spurensis
558:(scutes) and vertebrae
133:Colorado City Formation
70:Cooper Canyon Formation
29:Colorado City Formation
2814:Trilophosaurus jacobsi
2743:Malerisaurus langstoni
2511:10.4202/app.00143.2014
1611:
1459:
1353:Malerisaurus langstoni
1316:
1257:
1142:
1065:
1025:
900:
825:
747:
692:
649:
603:
462:
327:taxa are discredited.
202:University of Oklahoma
191:Camp Springs Formation
80:Camp Springs Formation
1877:Paleontology in Texas
1836:Earth sciences portal
1804:Schaeffer Fish Quarry
1782:Schaeffer Fish Quarry
1746:Schaeffer Fish Quarry
1610:
1581:Quarry 3A (TMM 31185)
1458:
1439:Quarry 3A (TMM 31185)
1342:Quarry 3A (TMM 31185)
1315:
1256:
1141:
1123:Quarry 3A (TMM 31185)
1064:
1024:
1015:Angistorhinus grandis
899:
824:
773:Quarry 3A (TMM 31185)
746:
721:Quarry 3A (TMM 31185)
691:
648:
602:
496:Quarry 3 (TMM 31100)?
461:
214:Texas Memorial Museum
160:'Pre-Tecovas Horizon'
2485:Nesbitt, Sterling J.
2454:10.1671/039.029.0218
1578:Quarry 3 (TMM 31100)
1575:Quarry 2 (TMM 31099)
1484:Quarry 3 (TMM 31100)
1436:Quarry 3 (TMM 31100)
1433:Quarry 2 (TMM 31099)
1397:Quarry 1 (NMMNH 860)
1280:Quarry 2 (TMM 31099)
1120:Quarry 3 (TMM 31100)
990:Quarry 3 (TMM 31100)
878:Quarry 3 (TMM 31100)
844:Quarry 3 (TMM 31100)
812:Quarry 3 (TMM 31100)
801:Hip and ankle bones
770:Quarry 3 (TMM 31100)
718:Quarry 3 (TMM 31100)
628:Quarry 3 (TMM 31100)
530:Quarry 3 (TMM 31100)
427:Quarry 3 (TMM 31100)
156:Colorado City Member
19:For other uses, see
2618:The Triassic System
2154:10.1038/nature08718
1864:Paleontology portal
1347:A dubious putative
1203:NMMNH locality 3101
1192:A. chinlegroupensis
35:Stratigraphic range
2291:10.7717/peerj.1583
1758:(ray-finned fish)
1612:
1572:Site 3 (TMM 31098)
1497:pachycephalosaurid
1460:
1317:
1258:
1244:Site 3 (TMM 31098)
1143:
1066:
1026:
987:Site 3 (TMM 31098)
901:
826:
809:Site 3 (TMM 31098)
748:
715:Site 3 (TMM 31098)
693:
650:
604:
463:
274:Reclassified taxon
140:geologic formation
21:Colorado Formation
3142:
3141:
3082:
3081:
2871:(19): 2674–2680.
2709:10.1002/spp2.1413
2242:Effigia okeeffeae
1819:
1818:
1795:L. otischalkensis
1649:
1648:
1556:Numerous skulls,
1507:
1506:
1451:allokotosaurian.
1292:in the subfamily
1147:
1146:
1048:"near Otis Chalk"
905:
904:
563:"near Otis Chalk"
358:referable to the
331:
330:
322:
310:
309:
306:
299:
292:
285:
280:
275:
270:
164:Tecovas Formation
129:
128:
3197:
3163:
3156:
3149:
3118:
3111:
3103:
3096:
3089:
3054:
3047:
3039:
3037:
3035:
3019:
3018:
2978:
2959:
2958:
2942:
2927:
2926:
2906:
2891:
2890:
2880:
2856:
2841:
2840:
2838:
2820:
2803:
2790:
2789:
2774:
2757:
2756:
2736:
2730:
2729:
2711:
2686:
2669:
2668:
2636:
2623:
2622:
2608:
2595:
2594:
2574:
2563:
2562:
2537:(4): 1100–1108.
2522:
2516:
2515:
2513:
2493:
2481:
2466:
2465:
2436:
2425:
2424:
2399:(3–4): 313–338.
2384:
2378:
2377:
2337:
2322:
2321:
2311:
2293:
2269:
2256:
2238:
2232:
2231:
2197:
2188:
2182:
2181:
2133:
2127:
2123:
2117:
2116:
2106:
2097:
2091:
2090:
2074:
1989:
1988:
1956:
1941:
1940:
1930:
1921:
1915:
1914:
1902:
1866:
1861:
1860:
1859:
1852:
1847:
1846:
1845:
1838:
1833:
1832:
1831:
1699:
1514:
1296:. Regarded as a
1154:
912:
640:avemetatarsalian
373:
320:
302:
295:
288:
283:
278:
273:
266:
263:
247:
26:
25:
3205:
3204:
3200:
3199:
3198:
3196:
3195:
3194:
3170:
3169:
3168:
3167:
3108:
3107:
3043:
3033:
3031:
3023:
3022:
2993:(5): e1513009.
2979:
2962:
2943:
2930:
2907:
2894:
2865:Current Biology
2857:
2844:
2818:
2804:
2793:
2775:
2760:
2737:
2733:
2687:
2672:
2637:
2626:
2609:
2598:
2575:
2566:
2523:
2519:
2491:
2482:
2469:
2437:
2428:
2385:
2381:
2338:
2325:
2270:
2259:
2239:
2235:
2206:(3): e1645682.
2195:
2189:
2185:
2148:(7285): 95–98.
2134:
2130:
2124:
2120:
2104:
2098:
2094:
2075:
1992:
1957:
1944:
1928:
1922:
1918:
1903:
1890:
1885:
1862:
1857:
1855:
1848:
1843:
1841:
1834:
1829:
1827:
1824:
1756:actinopterygian
1674:" scales (aff.
1654:
1512:
1382:Protecovasaurus
1334:Humeri, femora
1290:allokotosaurian
1152:
1112:Several skulls
953:A. alticephalus
910:
869:P. kirkpatricki
515:Crocodylomorpha
341:
336:
318:
261:
245:
226:
24:
17:
12:
11:
5:
3203:
3193:
3192:
3190:Triassic stubs
3187:
3182:
3166:
3165:
3158:
3151:
3143:
3140:
3139:
3119:
3106:
3105:
3098:
3091:
3083:
3080:
3079:
3055:
3041:
3040:
3021:
3020:
2960:
2928:
2917:(3): 359–361.
2892:
2842:
2829:(3): 621–640.
2810:Trilophosaurus
2791:
2758:
2731:
2670:
2651:(4): 297–312.
2624:
2596:
2564:
2517:
2467:
2448:(2): 498–516.
2426:
2379:
2323:
2257:
2233:
2183:
2128:
2118:
2092:
1990:
1942:
1916:
1887:
1886:
1884:
1881:
1880:
1879:
1874:
1868:
1867:
1853:
1839:
1823:
1820:
1817:
1816:
1814:
1807:
1806:
1805:
1800:
1797:
1791:
1790:
1788:
1785:
1784:
1783:
1778:
1775:
1770:
1762:
1761:
1759:
1753:redfieldiiform
1749:
1748:
1747:
1742:
1739:
1734:
1726:
1725:
1722:
1719:
1716:
1713:
1710:
1709:Genus / Taxon
1706:
1705:
1653:
1650:
1647:
1646:
1644:
1637:
1636:
1635:
1630:
1627:
1622:
1614:
1613:
1604:
1587:
1586:
1585:
1582:
1579:
1576:
1573:
1570:
1565:
1558:interclavicles
1554:
1549:
1541:
1540:
1537:
1534:
1531:
1528:
1525:
1521:
1520:
1511:
1508:
1505:
1504:
1502:
1493:protopyknosian
1489:
1488:
1487:
1480:
1475:
1470:
1462:
1461:
1452:
1449:trilophosaurid
1445:
1444:
1443:
1440:
1437:
1434:
1431:
1426:
1423:
1418:
1415:Trilophosaurus
1410:
1409:
1407:
1400:
1399:
1398:
1393:
1390:
1385:
1377:
1376:
1374:
1367:Trilophosaurus
1345:
1344:
1343:
1340:
1335:
1332:
1327:
1319:
1318:
1309:
1294:Malerisaurinae
1285:A carnivorous
1283:
1282:
1281:
1276:
1273:
1268:
1260:
1259:
1250:
1247:
1246:
1245:
1242:
1237:
1234:
1232:D. kaltenbachi
1229:
1221:
1220:
1218:
1215:archosauriform
1208:
1207:
1206:
1199:
1194:
1189:
1181:
1180:
1177:
1174:
1171:
1168:
1165:
1161:
1160:
1151:
1150:Other reptiles
1148:
1145:
1144:
1135:
1126:
1125:
1124:
1121:
1118:
1113:
1110:
1104:
1103:
1101:
1091:
1090:
1089:
1084:
1081:
1076:
1068:
1067:
1058:
1051:
1050:
1049:
1044:
1041:
1036:
1028:
1027:
1018:
1017:from Wyoming.
1003:mystriosuchine
999:
998:
997:
994:
991:
988:
983:
980:
974:
973:
971:
965:
964:
963:
962:Roy Lamb Ranch
958:
955:
950:
942:
941:
938:
935:
932:
929:
926:
925:Genus / Taxon
922:
921:
909:
906:
903:
902:
893:
884:
883:
882:
879:
874:
871:
866:
858:
857:
855:
847:
846:
845:
842:
837:
834:
828:
827:
818:
815:
814:
813:
810:
807:
802:
799:
794:
786:
785:
783:
776:
775:
774:
771:
766:
763:
758:
750:
749:
740:
727:
726:
725:
722:
719:
716:
711:
708:
703:
695:
694:
685:
675:
674:
673:
668:
665:
660:
652:
651:
642:
633:
632:
631:
624:
619:
614:
606:
605:
596:
585:Episcoposaurus
569:
568:
567:
564:
559:
553:
548:
539:
538:
536:
533:
532:
531:
526:
520:
517:
511:
510:
508:
499:
498:
497:
494:
484:
478:
473:
465:
464:
455:
432:
431:
430:
423:
415:
410:
400:
399:
396:
393:
390:
387:
384:
383:Genus / Taxon
380:
379:
353:herrerasaurian
340:
337:
335:
332:
329:
328:
313:
311:
308:
307:
300:
293:
286:
281:
276:
271:
255:
254:
252:
250:
244:
241:
225:
222:
127:
126:
121:
117:
116:
111:
107:
106:
102:
101:
92:
88:
87:
83:
82:
77:
73:
72:
66:
62:
61:
56:
52:
51:
46:
42:
41:
31:
30:
15:
9:
6:
4:
3:
2:
3202:
3191:
3188:
3186:
3183:
3181:
3178:
3177:
3175:
3164:
3159:
3157:
3152:
3150:
3145:
3144:
3138:
3136:
3132:
3128:
3125:
3120:
3117:
3113:
3112:
3104:
3099:
3097:
3092:
3090:
3085:
3084:
3078:
3076:
3072:
3068:
3064:
3061:
3060:stratigraphic
3056:
3053:
3049:
3048:
3044:
3030:
3025:
3024:
3016:
3012:
3008:
3004:
3000:
2996:
2992:
2988:
2984:
2977:
2975:
2973:
2971:
2969:
2967:
2965:
2957:(6): 285–342.
2956:
2952:
2948:
2941:
2939:
2937:
2935:
2933:
2924:
2920:
2916:
2912:
2905:
2903:
2901:
2899:
2897:
2888:
2884:
2879:
2874:
2870:
2866:
2862:
2855:
2853:
2851:
2849:
2847:
2837:
2832:
2828:
2824:
2823:Palaeontology
2817:
2815:
2811:
2802:
2800:
2798:
2796:
2787:
2783:
2780:
2773:
2771:
2769:
2767:
2765:
2763:
2754:
2750:
2746:
2744:
2735:
2727:
2723:
2719:
2715:
2710:
2705:
2701:
2697:
2693:
2685:
2683:
2681:
2679:
2677:
2675:
2666:
2662:
2658:
2654:
2650:
2646:
2642:
2635:
2633:
2631:
2629:
2620:
2619:
2614:
2607:
2605:
2603:
2601:
2592:
2588:
2584:
2582:
2581:Angistorhinus
2573:
2571:
2569:
2560:
2556:
2552:
2548:
2544:
2540:
2536:
2532:
2528:
2521:
2512:
2507:
2503:
2499:
2498:
2490:
2486:
2480:
2478:
2476:
2474:
2472:
2463:
2459:
2455:
2451:
2447:
2443:
2435:
2433:
2431:
2422:
2418:
2414:
2410:
2406:
2402:
2398:
2394:
2390:
2383:
2375:
2371:
2367:
2363:
2359:
2355:
2351:
2347:
2343:
2336:
2334:
2332:
2330:
2328:
2319:
2315:
2310:
2305:
2301:
2297:
2292:
2287:
2283:
2279:
2275:
2268:
2266:
2264:
2262:
2255:
2251:
2247:
2243:
2237:
2229:
2225:
2221:
2217:
2213:
2209:
2205:
2201:
2194:
2187:
2179:
2175:
2171:
2167:
2163:
2159:
2155:
2151:
2147:
2143:
2139:
2132:
2122:
2114:
2110:
2103:
2096:
2088:
2084:
2080:
2073:
2071:
2069:
2067:
2065:
2063:
2061:
2059:
2057:
2055:
2053:
2051:
2049:
2047:
2045:
2043:
2041:
2039:
2037:
2035:
2033:
2031:
2029:
2027:
2025:
2023:
2021:
2019:
2017:
2015:
2013:
2011:
2009:
2007:
2005:
2003:
2001:
1999:
1997:
1995:
1986:
1982:
1978:
1974:
1970:
1966:
1962:
1955:
1953:
1951:
1949:
1947:
1938:
1934:
1927:
1920:
1912:
1908:
1901:
1899:
1897:
1895:
1893:
1888:
1878:
1875:
1873:
1870:
1869:
1865:
1854:
1851:
1840:
1837:
1826:
1815:
1812:
1808:
1803:
1802:
1801:
1798:
1796:
1793:
1792:
1789:
1786:
1781:
1780:
1779:
1776:
1774:
1771:
1769:
1768:
1763:
1760:
1757:
1754:
1750:
1745:
1744:
1743:
1740:
1738:
1735:
1733:
1732:
1728:
1727:
1723:
1720:
1717:
1714:
1711:
1708:
1707:
1704:
1700:
1697:
1695:
1694:
1689:
1688:
1683:
1679:
1678:
1673:
1669:
1665:
1664:
1659:
1645:
1643:temnospondyl
1642:
1638:
1633:
1632:
1631:
1628:
1626:
1625:L. disjunctus
1623:
1621:
1620:
1616:
1615:
1609:
1605:
1603:
1599:
1595:
1592:
1588:
1583:
1580:
1577:
1574:
1571:
1568:
1567:
1566:
1563:
1559:
1555:
1553:
1550:
1548:
1547:
1543:
1542:
1538:
1535:
1532:
1529:
1526:
1523:
1522:
1519:
1515:
1503:
1501:
1498:
1494:
1490:
1486:
1483:
1482:
1481:
1479:
1477:Partial skull
1476:
1474:
1471:
1469:
1468:
1464:
1463:
1457:
1453:
1450:
1446:
1441:
1438:
1435:
1432:
1429:
1428:
1427:
1424:
1422:
1419:
1417:
1416:
1412:
1411:
1408:
1405:
1404:ornithischian
1401:
1396:
1395:
1394:
1391:
1389:
1386:
1384:
1383:
1379:
1378:
1375:
1372:
1368:
1364:
1361:
1357:
1354:
1350:
1346:
1341:
1338:
1337:
1336:
1333:
1331:
1328:
1326:
1325:
1321:
1320:
1314:
1310:
1307:
1303:
1300:by Spielmann
1299:
1295:
1291:
1288:
1287:azendohsaurid
1284:
1279:
1278:
1277:
1274:
1272:
1269:
1267:
1266:
1262:
1261:
1255:
1251:
1248:
1243:
1240:
1239:
1238:
1235:
1233:
1230:
1228:
1227:
1223:
1222:
1219:
1216:
1213:
1209:
1205:
1202:
1201:
1200:
1198:
1195:
1193:
1190:
1188:
1187:
1183:
1182:
1178:
1175:
1172:
1169:
1166:
1163:
1162:
1159:
1155:
1140:
1136:
1133:
1132:
1127:
1122:
1119:
1116:
1115:
1114:
1111:
1109:
1106:
1105:
1102:
1100:
1096:
1092:
1087:
1086:
1085:
1082:
1080:
1077:
1075:
1074:
1069:
1063:
1059:
1056:
1055:Angistorhinus
1052:
1047:
1046:
1045:
1042:
1040:
1037:
1035:
1034:
1030:
1029:
1023:
1019:
1016:
1012:
1008:
1007:Angistorhinus
1004:
1000:
995:
992:
989:
986:
985:
984:
981:
979:
976:
975:
972:
970:
966:
961:
960:
959:
956:
954:
951:
949:
948:
947:Angistorhinus
943:
939:
936:
933:
930:
927:
924:
923:
920:
918:
913:
898:
894:
892:
889:
885:
880:
877:
876:
875:
872:
870:
867:
865:
864:
860:
859:
856:
854:
853:
848:
843:
840:
839:
838:
835:
833:
830:
829:
823:
819:
816:
811:
808:
805:
804:
803:
800:
798:
795:
793:
792:
787:
784:
781:
777:
772:
769:
768:
767:
764:
762:
759:
757:
756:
752:
751:
745:
741:
738:
737:
732:
731:desmatosuchin
728:
723:
720:
717:
714:
713:
712:
709:
707:
704:
702:
701:
697:
696:
690:
686:
683:
680:
676:
671:
670:
669:
666:
664:
661:
659:
658:
654:
653:
647:
643:
641:
638:
634:
630:
627:
626:
625:
623:
620:
618:
615:
613:
612:
608:
607:
601:
597:
594:
590:
586:
582:
581:Desmatosuchus
578:
574:
570:
565:
562:
561:
560:
557:
554:
552:
551:D. spurensis?
549:
547:
545:
544:Desmatosuchus
541:
540:
537:
534:
529:
528:
527:
525:
521:
518:
516:
513:
512:
509:
507:
504:
500:
495:
493:
491:locality 3357
490:
487:
486:
485:
482:
479:
477:
474:
472:
471:
470:Coahomasuchus
467:
466:
460:
456:
453:
450:
446:
445:
440:
437:
433:
429:
426:
425:
424:
422:
420:
416:
414:
411:
409:
407:
402:
401:
397:
394:
391:
388:
385:
382:
381:
378:
374:
371:
369:
368:
363:
362:
357:
354:
350:
346:
326:
317:
314:
312:
305:
301:
298:
294:
291:
287:
282:
277:
272:
269:
265:
264:
260:
257:
256:
248:
240:
238:
234:
231:
221:
219:
215:
211:
207:
203:
199:
194:
192:
188:
184:
180:
176:
172:
167:
165:
161:
157:
153:
149:
145:
141:
138:
137:Late Triassic
134:
125:
124:United States
122:
118:
115:
112:
108:
103:
100:
96:
93:
89:
84:
81:
78:
74:
71:
67:
63:
60:
57:
53:
50:
47:
43:
40:
36:
32:
27:
22:
3135:expanding it
3121:
3075:expanding it
3057:
3042:
3032:. Retrieved
2990:
2986:
2954:
2950:
2914:
2910:
2868:
2864:
2826:
2822:
2813:
2809:
2785:
2781:
2752:
2748:
2742:
2734:
2699:
2695:
2648:
2644:
2617:
2590:
2586:
2580:
2534:
2530:
2520:
2501:
2495:
2445:
2441:
2396:
2392:
2382:
2349:
2345:
2281:
2277:
2249:
2245:
2241:
2236:
2203:
2199:
2186:
2145:
2141:
2131:
2121:
2112:
2108:
2095:
2086:
2082:
1971:(1): 50–68.
1968:
1964:
1936:
1932:
1919:
1910:
1850:Texas portal
1810:
1794:
1772:
1767:Lasalichthys
1765:
1736:
1729:
1702:
1691:
1685:
1675:
1672:palaeoniscid
1661:
1655:
1624:
1617:
1601:
1598:Koskinonodon
1597:
1594:temnospondyl
1591:metoposaurid
1551:
1544:
1517:
1500:
1485:
1478:
1472:
1465:
1421:T. buettneri
1420:
1413:
1387:
1380:
1371:Malerisaurus
1370:
1366:
1363:
1356:
1352:
1329:
1322:
1306:Malerisaurus
1305:
1301:
1271:M. langstoni
1270:
1265:Malerisaurus
1263:
1231:
1224:
1204:
1197:
1191:
1186:Ankylosuchus
1184:
1157:
1129:
1107:
1098:
1094:
1078:
1071:
1054:
1039:B. megalodon
1038:
1033:Brachysuchus
1031:
1014:
1010:
1009:material to
1006:
996:"locality 9"
977:
968:
952:
945:
915:
868:
861:
852:Lythrosuchus
850:
832:P. langstoni
831:
806:"Otis Chalk"
796:
789:
779:
760:
753:
734:
705:
698:
663:L. praecisio
662:
655:
629:
622:
616:
609:
592:
588:
584:
580:
576:
572:
550:
542:
492:
481:
476:C. kahleorum
475:
468:
442:
439:
428:
421:
412:
403:
376:
365:
361:Chindesaurus
359:
342:
324:
315:
258:
236:
230:Otischalkian
227:
195:
187:stratigraphy
178:
168:
159:
155:
152:Iatan Member
151:
144:Dockum Group
132:
130:
59:Dockum Group
3034:17 December
1731:Cionichthys
1406:dinosaurs.
1349:rhynchosaur
1324:Otischalkia
1108:P. bransoni
1099:Parasuchus.
1095:Paleorhinus
1079:"P." sawini
1073:Paleorhinus
969:A. grandis.
863:Postosuchus
797:P. gracilis
780:Longosuchus
700:Longosuchus
679:coelophysid
677:A possible
617:D. gregorii
573:Longosuchus
503:aetosaurine
452:poposauroid
449:shuvosaurid
444:Shuvosaurus
436:poposaurids
406:Chatterjeea
325:crossed out
304:Morphotaxon
3174:Categories
2755:: 543–547.
2593:: 157–164.
1939:: 105–126.
1913:: 237–244.
1883:References
1693:Lonchidion
1668:coelacanth
1641:latiscopid
1619:Latiscopus
1602:Buettneria
1546:Anaschisma
1510:Amphibians
1499:dinosaurs.
1467:Triopticus
1360:premaxilla
1330:O. elderae
1212:doswelliid
1131:Parasuchus
978:A. grandis
917:Phytosaurs
908:Phytosaurs
791:Poposaurus
755:Lucasuchus
736:Typothorax
637:lagerpetid
611:Dromomeron
589:haplocerus
577:Lucasuchus
556:Osteoderms
413:C. elegans
345:silesaurid
339:Archosaurs
321:small text
290:Ichnotaxon
243:Paleobiota
237:Parasuchus
210:Big Spring
183:ghost town
179:Otis Chalk
3063:formation
3007:0272-4634
2726:245049571
2718:2056-2799
2665:0272-4634
2551:0272-4634
2421:130822568
2413:1755-6910
2374:250540979
2366:0272-4634
2300:2167-8359
2284:: e1583.
2252:: 84 pp.
2228:202865005
2220:0272-4634
2162:1476-4687
1985:0272-4634
1773:L. hillsi
1737:C. greeni
1718:Location
1715:Material
1677:Turseodus
1670:scales, "
1663:Arganodus
1589:A common
1562:clavicles
1552:A. browni
1533:Location
1530:Material
1473:T. primus
1447:A common
1388:P. lucasi
1373:instead.
1358:Supposed
1226:Doswellia
1173:Location
1170:Material
1001:A common
993:TMM 42060
934:Location
931:Material
891:loricatan
888:rausuchid
729:A common
706:L. meadei
522:Isolated
392:Location
389:Material
259:Color key
99:sandstone
95:siltstone
86:Lithology
68:possibly
65:Underlies
49:Formation
3124:Triassic
3015:92328870
2887:27666971
2788:: 1–170.
2559:83713904
2462:34205449
2318:26819845
2170:20203608
2115:: 37–51.
1822:See also
1712:Species
1687:Lissodus
1682:hybodont
1658:lungfish
1629:A skull
1527:Species
1167:Species
1083:A skull
928:Species
761:L. hunti
682:theropod
506:aetosaur
386:Species
356:dinosaur
349:theropod
334:Reptiles
105:Location
76:Overlies
39:Triassic
2923:1299405
2309:4727975
2178:4344048
1724:Images
1680:), and
1660:teeth (
1539:Images
1298:chimera
1179:Images
940:Images
657:Lepidus
519:indet.
398:Images
370:clade.
297:Ootaxon
142:in the
120:Country
91:Primary
55:Unit of
37:: Late
3127:period
3013:
3005:
2921:
2885:
2724:
2716:
2663:
2557:
2549:
2460:
2419:
2411:
2372:
2364:
2316:
2306:
2298:
2226:
2218:
2176:
2168:
2160:
2142:Nature
1983:
1721:Notes
1536:Notes
1524:Genus
1392:Teeth
1302:et al.
1176:Notes
1164:Genus
937:Notes
419:femora
395:Notes
175:Borden
171:Howard
110:Region
3129:is a
3069:is a
3067:Texas
3011:S2CID
2919:JSTOR
2819:(PDF)
2722:S2CID
2702:(1).
2555:S2CID
2492:(PDF)
2458:S2CID
2417:S2CID
2370:S2CID
2352:(6).
2278:PeerJ
2224:S2CID
2196:(PDF)
2174:S2CID
2105:(PDF)
1929:(PDF)
1690:? or
524:ilium
489:NMMNH
316:Notes
268:Taxon
148:Texas
135:is a
114:Texas
3131:stub
3071:stub
3036:2021
3003:ISSN
2883:PMID
2714:ISSN
2661:ISSN
2547:ISSN
2409:ISSN
2362:ISSN
2314:PMID
2296:ISSN
2216:ISSN
2166:PMID
2158:ISSN
2126:240.
1981:ISSN
1696:?).
1666:?),
1652:Fish
447:, a
367:Tawa
218:AMNH
198:UMMP
173:and
131:The
45:Type
3065:in
2995:doi
2955:135
2873:doi
2831:doi
2704:doi
2653:doi
2539:doi
2506:doi
2450:doi
2401:doi
2397:103
2354:doi
2304:PMC
2286:doi
2250:302
2208:doi
2150:doi
2146:464
2113:150
1973:doi
1937:150
1600:or
1369:or
1097:or
575:or
501:An
351:or
166:).
158:or
146:of
3176::
3009:.
3001:.
2991:38
2989:.
2985:.
2963:^
2953:.
2949:.
2931:^
2915:22
2913:.
2895:^
2881:.
2869:26
2867:.
2863:.
2845:^
2827:49
2825:.
2821:.
2794:^
2786:27
2784:.
2761:^
2753:37
2751:.
2747:.
2720:.
2712:.
2698:.
2694:.
2673:^
2659:.
2647:.
2643:.
2627:^
2599:^
2591:21
2589:.
2585:.
2567:^
2553:.
2545:.
2535:30
2533:.
2529:.
2504:.
2502:60
2500:.
2494:.
2470:^
2456:.
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2444:.
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2415:.
2407:.
2395:.
2391:.
2368:.
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2348:.
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2326:^
2312:.
2302:.
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2222:.
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2204:39
2202:.
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2172:.
2164:.
2156:.
2144:.
2140:.
2111:.
2107:.
2085:.
2081:.
1993:^
1979:.
1969:19
1967:.
1963:.
1945:^
1935:.
1931:.
1909:.
1891:^
1813:.
1751:A
1639:A
1560:,
1491:A
1217:.
1210:A
1134:.
886:A
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635:A
595:.
587:)
364:+
323:;
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154:,
97:,
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3017:.
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2210::
2180:.
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2087:4
1987:.
1975::
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438:.
408:"
404:"
23:.
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