1832:
1981:
2038:
58:
1041:
1029:
1826:
1888:
1839:
1035:
40:
195:
268:
Gee, B.M., Parker, W.G., and Marsh, A.D. 2017. Microanatomy and paleohistology of the intercentra of North
American metoposaurids from the Upper Triassic of Petrified Forest National Park (Arizona, USA) with implications for the taxonomy and ontogeny of the group. PeerJ 5: e3183. DOI:
278:
Gee, B.M., and Parker, W.G. 2018. Morphological and histological description of small metoposaurids from
Petrified Forest National Park, AZ, USA and the taxonomy of Apachesaurus. Journal of Historical Biology 00: 00-00. DOI:
290:
Gregory, J. T., 1980. The otic notch of metoposaurid labyrinthodonts, pp. 125–136 in: Jacobs L. L. (ed.) Aspects of
Vertebrate History: Essays in Honor of Edwin H. Colbert. Museum of Northern Arizona.
259:
Hunt, A.P., 1993, Revision of the
Metoposauridae (Amphibia: Temnospondyli) and description of a new genus from western North America: Museum of Northern Arizona Bulletin, v. 59, p. 67–97.
296:
Long, R.A., and P.A. Murry, 1995. Late
Triassic (Carnian and Norian) tetrapods from the southwestern United States. New Mexico Museum of Natural History and Science Bulletin 4.
293:
Davidow-Henry, B., 1987. New
Metoposaurs from the southwestern United States and their phylogenetic relationships. Unpublished MS thesis, Texas Tech University, Lubbock, 75 p.
2106:
2082:
2022:
223:) Redonda Formation of eastern New Mexico as a small, diminutive genus of metoposaurid. The small elongate centra were used by Hunt (1993) to consider
1940:
321:
1831:
2075:
2015:
287:
Branson, E.B., and M.G. Mehl, 1929. Triassic amphibians from the Rocky
Mountain region. University of Missouri Studies 4:155-239.
2116:
2068:
2111:
314:
57:
2008:
1040:
1028:
1838:
1825:
400:
1980:
1891:
307:
2101:
1908:
427:
1953:
1546:
1034:
1730:
877:
1166:
1591:
884:
1646:
1148:
940:
905:
849:
555:
52:
1958:
1681:
1532:
1660:
863:
835:
2052:
1992:
2037:
1856:
1342:
1251:
1223:
919:
856:
688:
660:
1881:
1871:
1866:
1861:
1771:
1575:
1525:
1411:
1265:
1193:
1113:
1106:
772:
385:
363:
239:
specimens are juveniles, though they cautioned they could not determine whether these are
1764:
1748:
1695:
1667:
1653:
1612:
1443:
1381:
1300:
1279:
1258:
1134:
1099:
933:
870:
814:
723:
651:
640:
626:
582:
521:
493:
480:
439:
330:
128:
115:
2095:
1988:
1876:
1799:
1737:
1716:
1702:
1553:
1505:
1484:
1418:
1363:
1356:
1349:
1335:
1328:
1293:
1272:
1237:
1141:
1071:
1058:
1000:
975:
961:
954:
912:
758:
681:
674:
667:
573:
562:
532:
412:
369:
102:
30:
1806:
1792:
1785:
1778:
1709:
1630:
1598:
1584:
1516:
1491:
1463:
1432:
1425:
1404:
1370:
1314:
1230:
1175:
989:
982:
891:
842:
821:
807:
800:
793:
744:
714:
695:
548:
199:
183:
180:
1757:
1674:
1605:
1539:
1244:
1216:
1209:
1182:
968:
947:
926:
786:
765:
737:
703:
633:
612:
604:
597:
590:
541:
1931:
1477:
1456:
1390:
1321:
1286:
1202:
1127:
1092:
1085:
898:
828:
779:
514:
39:
1723:
1639:
1470:
1155:
1120:
751:
619:
69:
194:
2045:
1925:
1619:
1307:
730:
507:
354:
220:
89:
1945:
1688:
1498:
150:
2048:
1560:
348:
216:
79:
1902:
193:
299:
1906:
1056:
478:
341:
303:
235:
are juveniles rather than small adults, concluding that
2056:
1996:
159:
1915:
1747:
1629:
1574:
1515:
1442:
1380:
1192:
1165:
1069:
999:
713:
650:
572:
531:
491:
438:
411:
384:
231:(2017, 2018) demonstrated that centra referred to
227:a small species of metoposaurid. However, Gee
2076:
2016:
315:
8:
215:was described from the Late Triassic (late
2083:
2069:
2023:
2009:
1903:
1448:
1077:
1066:
1053:
499:
488:
475:
417:
390:
381:
338:
322:
308:
300:
38:
20:
2107:Triassic temnospondyls of North America
252:
243:or a distinct taxon in its own right.
7:
2034:
2032:
1977:
1975:
2055:. You can help Knowledge (XXG) by
1995:. You can help Knowledge (XXG) by
14:
2036:
1979:
1887:
1886:
1837:
1830:
1824:
1039:
1033:
1027:
56:
16:Extinct genus of temnospondyls
1:
279:10.1080/08912963.2018.1480616
186:from western North America.
2133:
2044:This article related to a
2031:
1974:
1851:
1822:
1451:
1080:
1065:
1052:
1025:
502:
487:
474:
420:
393:
380:
337:
156:
149:
53:Scientific classification
51:
46:
37:
23:
190:Description and taxonomy
179:is an extinct genus of
1991:-related article is a
209:
2117:Triassic animal stubs
1954:Paleobiology Database
206:Apachesaurus gregorii
197:
2112:Temnospondyli stubs
208:compared to a human
906:Stanocephalosaurus
850:Quasicyclotosaurus
269:10.7717/peerj.3183
210:
2064:
2063:
2004:
2003:
1969:
1968:
1909:Taxon identifiers
1900:
1899:
1847:
1846:
1820:
1819:
1816:
1815:
1661:Batrachosuchoides
1570:
1569:
1048:
1047:
1023:
1022:
1019:
1018:
864:Promastodonsaurus
836:Paracyclotosaurus
470:
469:
466:
465:
462:
461:
458:
457:
172:
171:
47:Life restoration
2124:
2085:
2078:
2071:
2040:
2033:
2025:
2018:
2011:
1983:
1976:
1962:
1961:
1949:
1948:
1936:
1935:
1934:
1904:
1890:
1889:
1857:Trematosauroidea
1841:
1834:
1828:
1449:
1343:Trematosuchoides
1252:Indolyrocephalus
1224:Erythrobatrachus
1078:
1067:
1054:
1043:
1037:
1031:
920:Subcyclotosaurus
857:Procyclotosaurus
689:Indobenthosuchus
661:Chomatobatrachus
500:
489:
476:
418:
391:
382:
375:
374:
339:
324:
317:
310:
301:
280:
276:
270:
266:
260:
257:
161:
140:
127:
114:
101:
61:
60:
42:
29:Temporal range:
21:
2132:
2131:
2127:
2126:
2125:
2123:
2122:
2121:
2092:
2091:
2090:
2089:
2030:
2029:
1972:
1970:
1965:
1957:
1952:
1944:
1939:
1930:
1929:
1924:
1911:
1901:
1896:
1882:Plagiosauroidea
1872:Brachyopomorpha
1867:Rhytidosteoidea
1862:Metoposauroidea
1843:
1842:
1812:
1772:Plagiobatrachus
1743:
1625:
1576:Chigutisauridae
1566:
1511:
1438:
1412:Buettnererpeton
1376:
1266:Lyrocephaliscus
1194:Trematosauridae
1188:
1161:
1114:Keratobrachyops
1107:Chinlestegophis
1074:
1061:
1044:
1015:
995:
878:Samarabatrachus
773:Eocyclotosaurus
709:
646:
568:
527:
496:
483:
454:
434:
407:
401:Tetrapodomorpha
386:Tetrapodomorpha
376:
364:Tetrapodomorpha
344:
343:
333:
328:
284:
283:
277:
273:
267:
263:
258:
254:
249:
192:
138:
125:
112:
99:
55:
33:
27:
17:
12:
11:
5:
2130:
2128:
2120:
2119:
2114:
2109:
2104:
2094:
2093:
2088:
2087:
2080:
2073:
2065:
2062:
2061:
2041:
2028:
2027:
2020:
2013:
2005:
2002:
2001:
1984:
1967:
1966:
1964:
1963:
1950:
1937:
1921:
1919:
1913:
1912:
1907:
1898:
1897:
1895:
1894:
1884:
1879:
1874:
1869:
1864:
1859:
1852:
1849:
1848:
1845:
1844:
1836:
1823:
1821:
1818:
1817:
1814:
1813:
1811:
1810:
1803:
1796:
1789:
1782:
1775:
1768:
1765:Megalophthalma
1761:
1753:
1751:
1749:Plagiosauridae
1745:
1744:
1742:
1741:
1734:
1727:
1720:
1713:
1706:
1699:
1696:Hadrokkosaurus
1692:
1685:
1678:
1671:
1668:Batrachosuchus
1664:
1657:
1654:Batrachosaurus
1650:
1643:
1635:
1633:
1627:
1626:
1624:
1623:
1616:
1613:Pelorocephalus
1609:
1602:
1595:
1588:
1580:
1578:
1572:
1571:
1568:
1567:
1565:
1564:
1557:
1550:
1543:
1536:
1529:
1521:
1519:
1513:
1512:
1510:
1509:
1502:
1495:
1488:
1481:
1474:
1467:
1460:
1452:
1446:
1444:Rhytidosteidae
1440:
1439:
1437:
1436:
1429:
1422:
1415:
1408:
1401:
1394:
1386:
1384:
1382:Metoposauridae
1378:
1377:
1375:
1374:
1367:
1360:
1353:
1346:
1339:
1332:
1325:
1318:
1311:
1304:
1301:Stoschiosaurus
1297:
1290:
1283:
1280:Panchetosaurus
1276:
1269:
1262:
1259:Inflectosaurus
1255:
1248:
1241:
1234:
1227:
1220:
1213:
1206:
1198:
1196:
1190:
1189:
1187:
1186:
1179:
1171:
1169:
1167:Benthosuchidae
1163:
1162:
1160:
1159:
1152:
1145:
1138:
1131:
1124:
1117:
1110:
1103:
1100:Callistomordax
1096:
1089:
1081:
1075:
1070:
1063:
1062:
1057:
1050:
1049:
1046:
1045:
1026:
1024:
1021:
1020:
1017:
1016:
1014:
1013:
1012:
1011:
1005:
1003:
997:
996:
994:
993:
986:
979:
972:
965:
958:
951:
944:
937:
934:Vladlenosaurus
930:
923:
916:
909:
902:
895:
888:
881:
874:
871:Rhadalognathus
867:
860:
853:
846:
839:
832:
825:
818:
815:Mastodonsaurus
811:
804:
797:
790:
783:
776:
769:
762:
755:
748:
741:
734:
727:
724:Antarctosuchus
719:
717:
711:
710:
708:
707:
700:
692:
685:
678:
671:
664:
656:
654:
652:Lydekkerinidae
648:
647:
645:
644:
641:Uranocentrodon
637:
630:
627:Rhinesuchoides
623:
616:
609:
601:
594:
587:
583:Australerpeton
578:
576:
570:
569:
567:
566:
559:
552:
545:
537:
535:
529:
528:
526:
525:
522:Peltobatrachus
518:
511:
503:
497:
494:Stereospondyli
492:
485:
484:
481:Stereospondyli
479:
472:
471:
468:
467:
464:
463:
460:
459:
456:
455:
453:
452:
451:
450:
444:
442:
440:Stereospondyli
436:
435:
433:
432:
431:
430:
421:
415:
409:
408:
406:
405:
404:
403:
394:
388:
378:
377:
373:
372:
366:
357:
351:
342:
335:
334:
331:Stereospondyli
329:
327:
326:
319:
312:
304:
298:
297:
294:
291:
288:
282:
281:
271:
261:
251:
250:
248:
245:
191:
188:
170:
169:
168:
167:
154:
153:
147:
146:
136:
132:
131:
129:Metoposauridae
123:
119:
118:
116:Stereospondyli
110:
106:
105:
97:
93:
92:
87:
83:
82:
77:
73:
72:
67:
63:
62:
49:
48:
44:
43:
35:
34:
28:
15:
13:
10:
9:
6:
4:
3:
2:
2129:
2118:
2115:
2113:
2110:
2108:
2105:
2103:
2102:Metoposaurids
2100:
2099:
2097:
2086:
2081:
2079:
2074:
2072:
2067:
2066:
2060:
2058:
2054:
2050:
2047:
2042:
2039:
2035:
2026:
2021:
2019:
2014:
2012:
2007:
2006:
2000:
1998:
1994:
1990:
1989:Temnospondyli
1985:
1982:
1978:
1973:
1960:
1955:
1951:
1947:
1942:
1938:
1933:
1927:
1923:
1922:
1920:
1918:
1914:
1910:
1905:
1893:
1885:
1883:
1880:
1878:
1877:Brachyopoidea
1875:
1873:
1870:
1868:
1865:
1863:
1860:
1858:
1854:
1853:
1850:
1840:
1835:
1833:
1827:
1809:
1808:
1804:
1802:
1801:
1800:Plagiosternum
1797:
1795:
1794:
1790:
1788:
1787:
1783:
1781:
1780:
1776:
1774:
1773:
1769:
1767:
1766:
1762:
1760:
1759:
1755:
1754:
1752:
1750:
1746:
1740:
1739:
1738:Xenobrachyops
1735:
1733:
1732:
1728:
1726:
1725:
1721:
1719:
1718:
1717:Sinobrachyops
1714:
1712:
1711:
1707:
1705:
1704:
1703:Notobrachyops
1700:
1698:
1697:
1693:
1691:
1690:
1686:
1684:
1683:
1679:
1677:
1676:
1672:
1670:
1669:
1665:
1663:
1662:
1658:
1656:
1655:
1651:
1649:
1648:
1644:
1642:
1641:
1637:
1636:
1634:
1632:
1628:
1622:
1621:
1617:
1615:
1614:
1610:
1608:
1607:
1603:
1601:
1600:
1596:
1594:
1593:
1592:Chigutisaurus
1589:
1587:
1586:
1582:
1581:
1579:
1577:
1573:
1563:
1562:
1558:
1556:
1555:
1554:Indobrachyops
1551:
1549:
1548:
1544:
1542:
1541:
1537:
1535:
1534:
1530:
1528:
1527:
1523:
1522:
1520:
1518:
1514:
1508:
1507:
1506:Trucheosaurus
1503:
1501:
1500:
1496:
1494:
1493:
1489:
1487:
1486:
1485:Pneumatostega
1482:
1480:
1479:
1475:
1473:
1472:
1468:
1466:
1465:
1461:
1459:
1458:
1454:
1453:
1450:
1447:
1445:
1441:
1435:
1434:
1430:
1428:
1427:
1423:
1421:
1420:
1419:Dutuitosaurus
1416:
1414:
1413:
1409:
1407:
1406:
1402:
1400:
1399:
1395:
1393:
1392:
1388:
1387:
1385:
1383:
1379:
1373:
1372:
1368:
1366:
1365:
1364:Trematotegmen
1361:
1359:
1358:
1357:Trematosuchus
1354:
1352:
1351:
1350:Trematosaurus
1347:
1345:
1344:
1340:
1338:
1337:
1336:Trematolestes
1333:
1331:
1330:
1329:Tirraturhinus
1326:
1324:
1323:
1319:
1317:
1316:
1312:
1310:
1309:
1305:
1303:
1302:
1298:
1296:
1295:
1294:Prothoosuchus
1291:
1289:
1288:
1284:
1282:
1281:
1277:
1275:
1274:
1273:Microposaurus
1270:
1268:
1267:
1263:
1261:
1260:
1256:
1254:
1253:
1249:
1247:
1246:
1242:
1240:
1239:
1238:Hyperokynodon
1235:
1233:
1232:
1228:
1226:
1225:
1221:
1219:
1218:
1214:
1212:
1211:
1207:
1205:
1204:
1200:
1199:
1197:
1195:
1191:
1185:
1184:
1180:
1178:
1177:
1173:
1172:
1170:
1168:
1164:
1158:
1157:
1153:
1151:
1150:
1146:
1144:
1143:
1142:Rileymillerus
1139:
1137:
1136:
1132:
1130:
1129:
1125:
1123:
1122:
1118:
1116:
1115:
1111:
1109:
1108:
1104:
1102:
1101:
1097:
1095:
1094:
1090:
1088:
1087:
1083:
1082:
1079:
1076:
1073:
1072:Trematosauria
1068:
1064:
1060:
1059:Trematosauria
1055:
1051:
1042:
1038:
1036:
1030:
1009:
1008:
1007:
1006:
1004:
1002:
1001:Trematosauria
998:
992:
991:
987:
985:
984:
980:
978:
977:
976:Wetlugasaurus
973:
971:
970:
966:
964:
963:
962:Watsonisuchus
959:
957:
956:
955:Warrenisuchus
952:
950:
949:
945:
943:
942:
938:
936:
935:
931:
929:
928:
924:
922:
921:
917:
915:
914:
913:Stenotosaurus
910:
908:
907:
903:
901:
900:
896:
894:
893:
889:
887:
886:
885:Sassenisaurus
882:
880:
879:
875:
873:
872:
868:
866:
865:
861:
859:
858:
854:
852:
851:
847:
845:
844:
840:
838:
837:
833:
831:
830:
826:
824:
823:
819:
817:
816:
812:
810:
809:
805:
803:
802:
798:
796:
795:
791:
789:
788:
784:
782:
781:
777:
775:
774:
770:
768:
767:
763:
761:
760:
759:Cyclotosaurus
756:
754:
753:
749:
747:
746:
742:
740:
739:
735:
733:
732:
728:
726:
725:
721:
720:
718:
716:
712:
706:
705:
701:
698:
697:
693:
691:
690:
686:
684:
683:
682:Eolydekkerina
679:
677:
676:
675:Deltacephalus
672:
670:
669:
668:Cryobatrachus
665:
663:
662:
658:
657:
655:
653:
649:
643:
642:
638:
636:
635:
631:
629:
628:
624:
622:
621:
617:
615:
614:
610:
607:
606:
602:
600:
599:
595:
593:
592:
588:
585:
584:
580:
579:
577:
575:
574:Rhinesuchidae
571:
565:
564:
563:Rotaurisaurus
560:
558:
557:
553:
551:
550:
546:
544:
543:
539:
538:
536:
534:
533:Lapillopsidae
530:
524:
523:
519:
517:
516:
512:
510:
509:
505:
504:
501:
498:
495:
490:
486:
482:
477:
473:
448:
447:
446:
445:
443:
441:
437:
429:
428:Temnospondyli
425:
424:
423:
422:
419:
416:
414:
413:Temnospondyli
410:
402:
398:
397:
396:
395:
392:
389:
387:
383:
379:
371:
370:Temnospondyli
367:
365:
361:
358:
356:
352:
350:
346:
345:
340:
336:
332:
325:
320:
318:
313:
311:
306:
305:
302:
295:
292:
289:
286:
285:
275:
272:
265:
262:
256:
253:
246:
244:
242:
238:
234:
230:
226:
222:
218:
214:
207:
203:
201:
196:
189:
187:
185:
184:temnospondyls
182:
178:
177:
166:
165:
158:
157:
155:
152:
148:
145:
144:
137:
134:
133:
130:
124:
121:
120:
117:
111:
108:
107:
104:
103:Temnospondyli
98:
95:
94:
91:
88:
85:
84:
81:
78:
75:
74:
71:
68:
65:
64:
59:
54:
50:
45:
41:
36:
32:
31:Late Triassic
26:
22:
19:
2057:expanding it
2043:
1997:expanding it
1986:
1971:
1917:Apachesaurus
1916:
1829:
1807:Plagiosuchus
1805:
1798:
1793:Plagioscutum
1791:
1786:Plagiosaurus
1784:
1779:Plagiorophus
1777:
1770:
1763:
1756:
1736:
1729:
1722:
1715:
1710:Platycepsion
1708:
1701:
1694:
1687:
1680:
1673:
1666:
1659:
1652:
1647:Bathignathus
1645:
1638:
1631:Brachyopidae
1618:
1611:
1604:
1599:Compsocerops
1597:
1590:
1585:Arenaerpeton
1583:
1559:
1552:
1545:
1538:
1531:
1524:
1517:Derwentiinae
1504:
1497:
1492:Rhytidosteus
1490:
1483:
1476:
1469:
1464:Mahavisaurus
1462:
1455:
1433:Panthasaurus
1431:
1426:Metoposaurus
1424:
1417:
1410:
1405:Arganasaurus
1403:
1398:Apachesaurus
1397:
1396:
1389:
1371:Wantzosaurus
1369:
1362:
1355:
1348:
1341:
1334:
1327:
1320:
1315:Tertremoides
1313:
1306:
1299:
1292:
1285:
1278:
1271:
1264:
1257:
1250:
1243:
1236:
1231:Gonioglyptus
1229:
1222:
1215:
1208:
1201:
1181:
1176:Benthosuchus
1174:
1154:
1147:
1140:
1133:
1126:
1119:
1112:
1105:
1098:
1091:
1084:
1032:
990:Yuanansuchus
988:
983:Xenotosuchus
981:
974:
967:
960:
953:
946:
939:
932:
925:
918:
911:
904:
897:
892:Sclerothorax
890:
883:
876:
869:
862:
855:
848:
843:Parotosuchus
841:
834:
827:
822:Meyerosuchus
820:
813:
808:Kupferzellia
806:
801:Kestrosaurus
799:
794:Jammerbergia
792:
785:
778:
771:
764:
757:
750:
745:Capitosaurus
743:
736:
729:
722:
715:Capitosauria
702:
696:Luzocephalus
694:
687:
680:
673:
666:
659:
639:
632:
625:
618:
611:
603:
596:
589:
581:
561:
554:
549:Manubrantlia
547:
540:
520:
513:
506:
359:
274:
264:
255:
240:
237:Apachesaurus
236:
233:Apachesaurus
232:
228:
225:Apachesaurus
224:
213:Apachesaurus
212:
211:
205:
200:Koskinonodon
198:
181:metoposaurid
176:Apachesaurus
175:
174:
173:
163:
162:
143:Apachesaurus
142:
141:
25:Apachesaurus
24:
18:
1758:Gerrothorax
1675:Blinasaurus
1606:Koolasuchus
1540:Deltasaurus
1245:Icanosaurus
1217:Cosgriffius
1210:Aphaneramma
1183:Kwatisuchus
1149:Syrtosuchus
969:Wellesaurus
948:Volgasuchus
941:Volgasaurus
927:Tatrasuchus
787:Heptasaurus
766:Edingerella
738:Calmasuchus
704:Lydekkerina
634:Rhinesuchus
613:Rastosuchus
605:Parapytanga
598:Laccosaurus
591:Broomistega
556:Rhigerpeton
542:Lapillopsis
164:A. gregorii
2096:Categories
1855:See also:
1478:Peltostega
1457:Boreopelta
1391:Anaschisma
1322:Thoosuchus
1287:Platystega
1203:Angusaurus
1128:Latiscopus
1093:Bothriceps
1086:Almasaurus
1010:see below↓
899:Selenocara
829:Odenwaldia
780:Eryosuchus
515:Capulomala
449:see below↓
247:References
241:Anaschisma
109:Suborder:
1724:Vanastega
1682:Brachyops
1640:Banksiops
1547:Derwentia
1533:Acerastia
1471:Nanolania
1156:Uruyiella
1121:Laidleria
752:Cherninia
620:Rhineceps
347:Kingdom:
202:perfectus
76:Kingdom:
70:Eukaryota
2046:Triassic
1932:Q4778967
1926:Wikidata
1892:Category
1731:Vigilius
1620:Siderops
1308:Tertrema
731:Bukobaja
508:Arachana
355:Chordata
353:Phylum:
349:Animalia
221:Rhaetian
122:Family:
90:Chordata
86:Phylum:
80:Animalia
66:Domain:
1946:4975561
1689:Gobiops
1526:Arcadia
1499:Sangaia
368:Order:
151:Species
135:Genus:
96:Order:
2049:animal
1561:Rewana
1135:Qantas
229:et al.
217:Norian
2051:is a
1987:This
1959:69035
360:Clade
2053:stub
1993:stub
1941:GBIF
426:see
399:see
204:and
2098::
1956::
1943::
1928::
362::
2084:e
2077:t
2070:v
2059:.
2024:e
2017:t
2010:v
1999:.
699:?
608:?
586:?
323:e
316:t
309:v
219:-
160:†
139:†
126:†
113:†
100:†
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