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Karai Formation

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239: 1295: 143: 930: 1152: 226: 153: 131: 127: 1094: 967: 1027: 1296:
https://www.researchgate.net/publication/233085546_Marine_Vertebrates_from_the_%27Middle%27_Cretaceous_Early_Cenomanian_of_South_India
1574: 1309:"Extinction of fish-shaped marine reptiles associated with reduced evolutionary rates and global environmental volatility" 187: 1307:
Fischer, Valentin; Bardet, Nathalie; Benson, Roger B. J.; Arkhangelsky, Maxim S.; Friedman, Matt (2016-03-08).
180: 1523:"An ichthyosaur vertebra from the Cretaceous (Middle Cenomanian) Karai Formation, southern India" 861: 1534: 1410: 1320: 274: 117: 1399:"VI.—Note on the Classification of the Ichthyopterygia (with a Notice of Two New Species)" 8: 1538: 1414: 1324: 1498: 1459: 1349: 1550: 1503: 1485: 1426: 1354: 1336: 1168: 1542: 1493: 1475: 1418: 1379: 1344: 1328: 1043: 1013: 983: 953: 916: 877: 511: 1138: 538: 1443: 1398: 1080: 732: 616: 557: 521: 439: 1546: 1422: 1373: 1568: 1554: 1489: 1430: 1383: 1340: 1209: 997: 479: 452: 424: 202: 189: 74: 27: 1522: 1507: 1358: 783: 751: 587: 1308: 1182: 1122: 1108: 891: 762: 645: 395: 356: 285: 49: 1332: 1480: 1236: 1225: 1198: 1057: 675: 342: 222: 94: 59: 811: 720: 692: 664: 633: 99: 43: 1171: 1141: 1111: 1083: 1046: 1016: 986: 956: 919: 880: 794: 703: 510:. It was later noted that only one of the teeth can be assigned to 270: 262: 168: 89: 84: 69: 64: 54: 35: 831: 605: 349: 104: 79: 1306: 1252: 282: 266: 31: 320: 289: 278: 244: 1520: 1521:
Ayyasami, K.; Elamparuthi, S.; Gowtham, B. (2016-06-01).
747:
One upper lateral tooth and a cusp of an anterior tooth.
465:
A few complete and one partially complete vertebrae.
1566: 1372:Foote, Robert Bruce; Lydekker, Richard (1874). 292:teeth have been reported from this formation. 1371: 1444:https://www.redalyc.org/pdf/505/50510405.pdf 1375:Indian Tertiary and post Tertiary Vertebrata 315: 1464:and the diversity of the last ichthyosaurs" 1527:Journal of the Geological Society of India 1497: 1479: 1348: 779:Five complete and two fragmentary teeth. 1396: 829: 555: 393: 1457: 1567: 1378:. Calcutta: Geological Survey Office 1453: 1451: 1291: 1289: 1287: 1285: 1283: 1281: 1279: 1277: 1275: 1273: 506:. It is similar to other species of 372:Uncertain or tentative taxa are in 13: 14: 1586: 1448: 1270: 332:Taxon falsely reported as present 1458:Fischer, Valentin (2016-10-20). 237: 47: 826: 552: 390: 386: 337:Dubious taxon or junior synonym 1514: 1437: 1390: 1365: 1300: 1: 1263: 534:An Anterior caudal vertebra. 295: 1575:Geologic formations of India 502:Was tentatively assigned to 494:One juvenile tooth (DUGF/46) 491:Six adult teeth (DUGF/41-45) 7: 299: 16:Geologic formation in India 10: 1591: 1397:Lydekker, R. (July 1888). 822: 1547:10.1007/s12594-016-0442-5 1462:Platypterygius campylodon 1423:10.1017/s0016756800181968 629:One lower lateral tooth. 306: 302: 250: 232: 218: 179: 174: 164: 159: 149: 138: 123: 113: 26: 21: 1384:10.5962/bhl.title.125505 834:from the Karai Formation 560:from the Karai Formation 497:Seven partial vertebrae. 398:from the Karai Formation 304: 144:Kulakkalnattam formation 716:Over a hundred teeth. 601:One incomplete tooth. 380:taxa are discredited. 142:Unconformity with the 1313:Nature Communications 437:Previously known as " 660:One tooth fragment. 118:Geological formation 1539:2016JGSI...87..706A 1415:1888GeoM....5..309L 1403:Geological Magazine 1333:10.1038/ncomms10825 1325:2016NatCo...710825F 688:Twenty-five teeth. 549: 199: /  28:Stratigraphic range 1481:10.7717/peerj.2604 327:Reclassified taxon 275:geologic formation 1261: 1260: 1169:Kossmaticeratidae 931:Pseudocalycoceras 820: 819: 547: 546: 384: 383: 375: 363: 362: 359: 352: 345: 338: 333: 328: 323: 255: 254: 1582: 1559: 1558: 1518: 1512: 1511: 1501: 1483: 1455: 1446: 1441: 1435: 1434: 1394: 1388: 1387: 1369: 1363: 1362: 1352: 1304: 1298: 1293: 1044:Acanthoceratidae 1014:Acanthoceratidae 984:Acanthoceratidae 954:Acanthoceratidae 917:Acanthoceratidae 878:Acanthoceratidae 827: 801:C. longiplicatus 682:C. appendiculaia 553: 512:Platypterygiinae 391: 373: 355: 348: 341: 336: 331: 326: 319: 316: 300: 243: 241: 240: 214: 213: 211: 210: 209: 204: 200: 197: 196: 195: 192: 109: 46: 42:105.5–89.3  19: 18: 1590: 1589: 1585: 1584: 1583: 1581: 1580: 1579: 1565: 1564: 1563: 1562: 1519: 1515: 1456: 1449: 1442: 1438: 1395: 1391: 1370: 1366: 1305: 1301: 1294: 1271: 1266: 1139:Phylloceratidae 1066:D. latidorsatum 868:A. rhotomagense 825: 807:Fifteen teeth. 558:Chondrichthyans 551: 539:Platypterygiine 389: 371: 314: 298: 259:Karai Formation 238: 236: 207: 205: 201: 198: 193: 190: 188: 186: 185: 108: 107: 102: 97: 92: 87: 82: 77: 72: 67: 62: 57: 52: 41: 40: 38: 22:Karai Formation 17: 12: 11: 5: 1588: 1578: 1577: 1561: 1560: 1533:(6): 706–708. 1513: 1447: 1436: 1409:(7): 309–314. 1389: 1364: 1299: 1268: 1267: 1265: 1262: 1259: 1258: 1256: 1249: 1247: 1245: 1243:P. vesicularis 1240: 1232: 1231: 1229: 1222: 1220: 1218: 1213: 1205: 1204: 1202: 1195: 1193: 1191: 1186: 1178: 1177: 1175: 1165: 1163: 1161: 1156: 1153:Holcodiscoides 1148: 1147: 1145: 1135: 1133: 1131: 1129:P. seresitense 1126: 1118: 1117: 1115: 1105: 1103: 1101: 1098: 1090: 1089: 1087: 1081:Desmoceratidae 1077: 1075: 1073: 1072: 1071: 1068: 1061: 1053: 1052: 1050: 1040: 1038: 1036: 1031: 1023: 1022: 1020: 1010: 1008: 1006: 1001: 993: 992: 990: 980: 978: 976: 971: 963: 962: 960: 950: 948: 946: 945: 944: 941: 934: 926: 925: 923: 913: 911: 909: 908: 907: 902: 895: 887: 886: 884: 874: 872: 870: 865: 857: 856: 853: 850: 847: 844: 841: 837: 836: 824: 821: 818: 817: 815: 808: 805: 803: 798: 790: 789: 787: 780: 777: 775: 766: 758: 757: 755: 748: 745: 743: 736: 733:Eostriatolamia 727: 726: 724: 717: 714: 712: 707: 699: 698: 696: 689: 686: 684: 679: 671: 670: 668: 661: 658: 656: 649: 640: 639: 637: 630: 627: 625: 620: 617:Gladioserratus 612: 611: 609: 602: 599: 597: 591: 583: 582: 579: 576: 573: 570: 567: 563: 562: 550: 548: 545: 544: 542: 535: 532: 530: 524: 522:Platypterygius 518: 517: 515: 508:Platypterygius 500: 499: 498: 495: 492: 487: 485: 482: 476: 475: 473: 466: 463: 461: 456: 448: 447: 445: 440:Platypterygius 435: 432: 430: 427: 421: 420: 417: 414: 411: 408: 405: 401: 400: 388: 385: 382: 381: 366: 364: 361: 360: 353: 346: 339: 334: 329: 324: 308: 307: 305: 303: 297: 294: 253: 252: 248: 247: 234: 230: 229: 220: 216: 215: 203:11.0°N 78.90°E 183: 177: 176: 172: 171: 166: 162: 161: 157: 156: 151: 147: 146: 140: 136: 135: 125: 121: 120: 115: 111: 110: 103: 98: 93: 88: 83: 78: 73: 68: 63: 58: 53: 48: 24: 23: 15: 9: 6: 4: 3: 2: 1587: 1576: 1573: 1572: 1570: 1556: 1552: 1548: 1544: 1540: 1536: 1532: 1528: 1524: 1517: 1509: 1505: 1500: 1495: 1491: 1487: 1482: 1477: 1473: 1469: 1465: 1463: 1454: 1452: 1445: 1440: 1432: 1428: 1424: 1420: 1416: 1412: 1408: 1404: 1400: 1393: 1385: 1381: 1377: 1376: 1368: 1360: 1356: 1351: 1346: 1342: 1338: 1334: 1330: 1326: 1322: 1318: 1314: 1310: 1303: 1297: 1292: 1290: 1288: 1286: 1284: 1282: 1280: 1278: 1276: 1274: 1269: 1257: 1254: 1250: 1248: 1246: 1244: 1241: 1239: 1238: 1234: 1233: 1230: 1227: 1223: 1221: 1219: 1217: 1214: 1212: 1211: 1210:Eutrephoceras 1207: 1206: 1203: 1200: 1196: 1194: 1192: 1190: 1189:C. huxleyanum 1187: 1185: 1184: 1180: 1179: 1176: 1173: 1170: 1166: 1164: 1162: 1160: 1157: 1155: 1154: 1150: 1149: 1146: 1143: 1140: 1136: 1134: 1132: 1130: 1127: 1125: 1124: 1120: 1119: 1116: 1113: 1110: 1106: 1104: 1102: 1099: 1097: 1096: 1092: 1091: 1088: 1085: 1082: 1078: 1076: 1074: 1069: 1067: 1064: 1063: 1062: 1060: 1059: 1055: 1054: 1051: 1048: 1045: 1041: 1039: 1037: 1035: 1032: 1030: 1029: 1025: 1024: 1021: 1018: 1015: 1011: 1009: 1007: 1005: 1004:E. pentagonum 1002: 1000: 999: 998:Eucalycoceras 995: 994: 991: 988: 985: 981: 979: 977: 975: 972: 970: 969: 965: 964: 961: 958: 955: 951: 949: 947: 942: 940: 937: 936: 935: 933: 932: 928: 927: 924: 921: 918: 914: 912: 910: 906: 905:C. naviculare 903: 901: 898: 897: 896: 894: 893: 889: 888: 885: 882: 879: 875: 873: 871: 869: 866: 864: 863: 859: 858: 854: 851: 848: 845: 842: 839: 838: 835: 833: 828: 816: 813: 809: 806: 804: 802: 799: 797: 796: 792: 791: 788: 785: 781: 778: 776: 774: 770: 767: 765: 764: 760: 759: 756: 753: 749: 746: 744: 741: 737: 735: 734: 729: 728: 725: 722: 718: 715: 713: 711: 710:D. sudindicus 708: 706: 705: 701: 700: 697: 694: 690: 687: 685: 683: 680: 678: 677: 673: 672: 669: 666: 662: 659: 657: 654: 650: 648: 647: 642: 641: 638: 635: 631: 628: 626: 624: 621: 619: 618: 614: 613: 610: 607: 603: 600: 598: 595: 592: 590: 589: 585: 584: 580: 577: 574: 571: 568: 565: 564: 561: 559: 554: 543: 541:ichthyosaur. 540: 536: 533: 531: 528: 525: 523: 520: 519: 516: 513: 509: 505: 501: 496: 493: 490: 489: 488: 486: 483: 481: 480:Ichthyosauria 478: 477: 474: 471: 468:Considered a 467: 464: 462: 460: 457: 455: 454: 453:Ichthyosaurus 450: 449: 446: 443: 441: 436: 433: 431: 428: 426: 425:Ichthyosauria 423: 422: 418: 415: 412: 409: 406: 403: 402: 399: 397: 392: 379: 370: 367: 365: 358: 354: 351: 347: 344: 340: 335: 330: 325: 322: 318: 317: 313: 310: 309: 301: 293: 291: 287: 284: 280: 276: 272: 268: 264: 260: 249: 246: 235: 231: 228: 227:Cauvery basin 224: 221: 217: 212: 184: 182: 178: 173: 170: 167: 163: 158: 155: 154:Uttatur Group 152: 148: 145: 141: 137: 133: 129: 126: 122: 119: 116: 112: 106: 101: 96: 91: 86: 81: 76: 71: 66: 61: 56: 51: 45: 37: 33: 29: 25: 20: 1530: 1526: 1516: 1471: 1467: 1461: 1460:"Taxonomy of 1439: 1406: 1402: 1392: 1374: 1367: 1319:(1): 10825. 1316: 1312: 1302: 1242: 1235: 1215: 1208: 1188: 1181: 1158: 1151: 1128: 1121: 1095:Sciponoceras 1093: 1065: 1056: 1033: 1026: 1003: 996: 973: 968:Kunnamiceras 966: 938: 929: 904: 900:C. asiaticum 899: 890: 867: 862:Acanthoceras 860: 830: 800: 793: 773:baharijensis 772: 768: 761: 752:Odontaspidid 739: 731: 709: 702: 681: 674: 652: 644: 622: 615: 593: 588:Protosqualus 586: 556: 526: 507: 503: 470:nomen dubium 469: 458: 451: 438: 396:Ichthyosaurs 394: 387:Ichthyosaurs 377: 368: 311: 288:remains and 258: 256: 1183:Cymatoceras 1123:Phylloceras 1109:Baculitidae 1034:L. aberrans 974:K. tropicum 892:Calycoceras 763:Squalicorax 646:Notidanodon 529:sp. indet. 434:Vertebrae. 378:crossed out 357:Morphotaxon 286:ichthyosaur 208:11.0; 78.90 206: / 181:Coordinates 1264:References 1237:Pycnodonte 1226:Nautilidae 1199:Nautilidae 1159:H. elegans 1058:Desmoceras 784:Anacoracid 676:Cretalamna 504:P. indicus 459:I. indicus 374:small text 343:Ichnotaxon 296:Paleobiota 283:Fossilized 223:Tamil Nadu 1555:0974-6889 1490:2167-8359 1474:: e2604. 1431:0016-7568 1341:2041-1723 1216:E. justum 1028:Lotzeites 939:P. harpax 812:Lamniform 721:Lamniform 693:Otodontid 665:Hexanchid 634:Hexanchid 623:G. magnus 312:Color key 160:Lithology 139:Underlies 124:Sub-units 1569:Category 1508:27781178 1359:26953824 1172:Ammonite 1142:Ammonite 1112:Ammonite 1084:Ammonite 1047:Ammonite 1017:Ammonite 987:Ammonite 957:Ammonite 920:Ammonite 881:Ammonite 849:Material 846:Location 832:Mollusks 795:Cretodus 704:Dwardius 575:Material 572:Location 413:Material 410:Location 271:Turonian 263:Mesozoic 175:Location 169:Mudstone 150:Overlies 36:Turonian 1535:Bibcode 1499:5075704 1411:Bibcode 1350:4786747 1321:Bibcode 855:Images 843:Species 823:Mollusk 814:shark. 786:shark. 754:shark. 723:shark. 695:shark. 667:shark. 636:shark. 608:shark. 606:Squalid 581:Images 569:Species 484:indet. 442:indicus 429:indet. 419:Images 407:Species 350:Ootaxon 233:Country 194:78°54′E 191:11°00′N 165:Primary 134:Members 1553:  1506:  1496:  1488:  1429:  1357:  1347:  1339:  1253:Oyster 267:Albian 242:  219:Region 132:Kunnam 130:& 128:Odiyam 32:Albian 1468:PeerJ 852:Notes 840:Genus 771:aff. 578:Notes 566:Genus 416:Notes 404:Genus 369:Notes 321:Taxon 290:shark 279:India 261:is a 245:India 1551:ISSN 1504:PMID 1486:ISSN 1427:ISSN 1355:PMID 1337:ISSN 1100:sp. 742:sp. 655:sp. 596:sp. 257:The 114:Type 50:PreꞒ 1543:doi 1494:PMC 1476:doi 1419:doi 1380:doi 1345:PMC 1329:doi 1251:An 1070:sp. 1042:An 1012:An 982:An 952:An 943:sp. 915:An 876:An 782:An 750:An 691:An 527:P. 444:". 277:in 269:to 34:to 1571:: 1549:. 1541:. 1531:87 1529:. 1525:. 1502:. 1492:. 1484:. 1470:. 1466:. 1450:^ 1425:. 1417:. 1405:. 1401:. 1353:. 1343:. 1335:. 1327:. 1315:. 1311:. 1272:^ 1255:. 1228:. 1224:A 1201:. 1197:A 1174:. 1167:A 1144:. 1137:A 1114:. 1107:A 1086:. 1079:A 1049:. 1019:. 989:. 959:. 922:. 883:. 810:A 769:S. 740:E. 719:A 663:A 653:N. 632:A 604:A 594:P. 537:A 514:. 472:. 376:; 281:. 273:) 225:, 100:Pg 44:Ma 30:: 1557:. 1545:: 1537:: 1510:. 1478:: 1472:4 1433:. 1421:: 1413:: 1407:5 1386:. 1382:: 1361:. 1331:: 1323:: 1317:7 738:? 730:? 651:? 643:? 265:( 251:] 105:N 95:K 90:J 85:T 80:P 75:C 70:D 65:S 60:O 55:Ꞓ 39:~

Index

Stratigraphic range
Albian
Turonian
Ma
PreꞒ

O
S
D
C
P
T
J
K
Pg
N
Geological formation
Odiyam
Kunnam
Kulakkalnattam formation
Uttatur Group
Mudstone
Coordinates
11°00′N 78°54′E / 11.0°N 78.90°E / 11.0; 78.90
Tamil Nadu
Cauvery basin
India
Mesozoic
Albian
Turonian

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