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Tuffeau de St Omer

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330: 337: 272: 127: 686: 424:
of Europe. At this time in geologic history the climate was at an all-time high with estimated tropical temperatures of 34 °C (93 °F) and 2000 ppm atmospheric CO
530: 825: 596: 443: 288: 474: 502:, after which the formation is named. Despite the siliciclastic lithology, the formation is locally referred to as "tuff"; volcaniclastic rock. 835: 682: 743: 566: 559: 506: 491: 468: 739:"Terrestrial mammals as biostratigraphic indicators in upper Paleocene-lower Eocene marine deposits of the southern North Sea Basin" 495: 840: 795: 772: 454:
The Tuffeau de Saint-Omer is described as a glauconitic well-sorted sandstone, with opal cement and the invertebrate fossils
329: 652: 805: 820: 220: 181: 830: 815: 174: 690: 800: 810: 613: 397: 255: 117: 510: 421: 691:"Giant boid snake from the paleocene neotropics reveals hotter past equatorial temperatures" 607: 601: 704: 8: 359: 708: 738: 720: 712: 695: 390: 763: 584: 518: 579: 213: 420:, classification starts after this age, the Thanetian is correlative with the 789: 317: 259: 235: 222: 196: 183: 67: 24: 442:, deposited in a shallow marine environment at the southernmost edge of the 724: 514: 656: 526: 42: 716: 499: 462: 456: 436: 371: 313: 303: 87: 52: 546: 534: 439: 417: 387: 383: 379: 367: 161: 92: 36: 28: 505:
The thickness of the unit varies from 10 metres (33 ft) (near
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The formation is locally referred to and geologically known as
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Carte geologique Saint-Omer 1:50.000 - Memoire explicative
681:
Head, J.J.; Bloch, J.I.; Hastings, A.K.; Bourque, J.R.;
680: 604:, contemporaneous fossiliferous formation in Colombia 610:, contemporaneous fossiliferous formation in Brazil 597:
List of fossiliferous stratigraphic units in France
529:). The thickness of the tuff intersperses with the 400:, a continental biostratigraphic zonation for the 537:section of 35 to 40 metres (115 to 131 ft). 787: 639: 637: 521:) and sometimes more (24 metres (79 ft) at 634: 435:, although the lithology of the formation is 826:Fossiliferous stratigraphic units of Europe 744:Geological Society of America Special Paper 736: 336: 761: 625: 549:, the following fossils were reported: 509:) to around 20 metres (66 ft) (in 788: 643:Carte geologique Saint-Omer, 1969, p.8 836:Geography of Nord (French department) 422:MP2 to 5 of the Mammal Paleogene zone 13: 533:, giving a total thickness of the 14: 852: 540: 335: 328: 270: 40: 674: 841:Geography of the Pas-de-Calais 685:; Herrera, F.A.; Polly, P.D.; 662: 646: 525:and 26 metres (85 ft) at 490:. The Tuffeau is exposed near 449: 370:of the formation, named after 1: 796:Geologic formations of France 737:Smith, T.; Smith, R. (2003), 619: 374:, preserve bird and primate 214:Approximate paleocoordinates 148:Up to 26 m (85 ft) 128:Sables et Grès de Grandgiise 7: 590: 344:Tuffeau de St Omer (France) 10: 857: 806:Paleocene Series of Europe 378:dating back to the middle 762:Various, Authors (1969), 567:Sarnacius aff. gingerichi 393:, dating to about 58 Ma. 323: 309: 299: 294: 283: 265: 251: 212: 173: 168: 157: 152: 144: 133: 123: 113: 23: 18: 614:European land mammal age 398:European land mammal age 821:Shallow marine deposits 668:Smith & Smith, 2003 560:Berruvius cf. lasseroni 356:"Tuffeau" de Saint-Omer 831:Paleontology in France 585:Pelagornithidae indet. 580:Lithornithidae indet. 19:Tuffeau de Saint-Omer 816:Sandstone formations 717:10.1038/nature07671 709:2009Natur.457..715H 531:Sables d'Ostricourt 481:Natica deshayesiana 232: /  193: /  25:Stratigraphic range 608:Itaboraí Formation 602:Cerrejón Formation 475:Thracia prestwichi 457:Pholadomya cuneata 360:geologic formation 703:(7230): 715–718, 631:Head et al., 2009 352: 351: 848: 801:Paleogene France 782: 781: 780: 770: 758: 757: 756: 733: 732: 731: 669: 666: 660: 650: 644: 641: 632: 629: 487:Martesia cuneata 444:North Sea Graben 339: 338: 332: 289:North Sea Graben 276: 274: 273: 247: 246: 244: 243: 242: 237: 233: 230: 229: 228: 225: 208: 207: 205: 204: 203: 198: 194: 191: 190: 189: 186: 109: 39: 16: 15: 856: 855: 851: 850: 849: 847: 846: 845: 811:Thanetian Stage 786: 785: 778: 776: 775:, pp. 1–20 768: 754: 752: 729: 727: 687:Jaramillo, C.A. 677: 672: 667: 663: 651: 647: 642: 635: 630: 626: 622: 593: 543: 519:Aire-sur-la-Lys 469:Cyprina morrisi 452: 427: 348: 347: 346: 345: 342: 341: 340: 271: 269: 240: 238: 234: 231: 226: 223: 221: 219: 218: 201: 199: 195: 192: 187: 184: 182: 180: 179: 108: 107: 106: 105: 100: 95: 90: 85: 80: 75: 70: 65: 60: 55: 50: 45: 34: 33: 31: 12: 11: 5: 854: 844: 843: 838: 833: 828: 823: 818: 813: 808: 803: 798: 784: 783: 759: 734: 676: 673: 671: 670: 661: 645: 633: 623: 621: 618: 617: 616: 611: 605: 599: 592: 589: 588: 587: 582: 576: 575: 571: 570: 563: 555: 554: 542: 541:Fossil content 539: 451: 448: 425: 350: 349: 343: 334: 333: 327: 326: 325: 324: 321: 320: 311: 307: 306: 301: 297: 296: 292: 291: 285: 281: 280: 267: 263: 262: 253: 249: 248: 216: 210: 209: 177: 171: 170: 166: 165: 159: 155: 154: 150: 149: 146: 142: 141: 135: 131: 130: 125: 121: 120: 115: 111: 110: 103: 102: 101: 96: 91: 86: 81: 76: 71: 66: 61: 56: 51: 46: 41: 21: 20: 9: 6: 4: 3: 2: 853: 842: 839: 837: 834: 832: 829: 827: 824: 822: 819: 817: 814: 812: 809: 807: 804: 802: 799: 797: 794: 793: 791: 774: 767: 766: 760: 750: 746: 745: 740: 735: 726: 722: 718: 714: 710: 706: 702: 698: 697: 692: 688: 684: 679: 678: 665: 658: 654: 649: 640: 638: 628: 624: 615: 612: 609: 606: 603: 600: 598: 595: 594: 586: 583: 581: 578: 577: 573: 572: 569: 568: 564: 562: 561: 557: 556: 552: 551: 550: 548: 538: 536: 532: 528: 524: 520: 516: 512: 508: 503: 501: 497: 493: 489: 488: 483: 482: 477: 476: 471: 470: 465: 464: 459: 458: 447: 445: 441: 438: 434: 429: 423: 419: 415: 411: 407: 403: 399: 394: 392: 389: 386:epoch of the 385: 381: 377: 373: 369: 365: 361: 357: 331: 322: 319: 318:Pas-de-Calais 315: 312: 308: 305: 302: 298: 293: 290: 287:Southernmost 286: 282: 279: 268: 264: 261: 260:Pas-de-Calais 257: 254: 250: 245: 217: 215: 211: 206: 178: 176: 172: 167: 163: 160: 156: 151: 147: 143: 139: 136: 132: 129: 126: 122: 119: 116: 112: 99: 94: 89: 84: 79: 74: 69: 64: 59: 54: 49: 44: 38: 30: 29:Mid Thanetian 26: 22: 17: 777:, retrieved 764: 753:, retrieved 748: 742: 728:, retrieved 700: 694: 683:Cadena, E.A. 675:Bibliography 664: 648: 627: 565: 558: 544: 504: 485: 479: 473: 467: 461: 455: 453: 430: 395: 362:in northern 355: 353: 295:Type section 236:45.0°N 0.8°E 197:50.5°N 3.2°E 657:Fossilworks 527:Blendecques 498:, north of 463:P. konincki 450:Description 437:glauconitic 382:age of the 239: / 200: / 175:Coordinates 790:Categories 779:2020-03-08 755:2020-03-08 730:2020-03-08 620:References 500:Saint-Omer 372:Saint-Omer 368:sandstones 314:Saint-Omer 304:Saint-Omer 140:formations 751:: 513–520 653:Templeuve 547:Templeuve 535:Landenian 515:Quiestède 507:Garbecque 492:Molinghem 440:sandstone 418:Paleozoic 414:conodonts 406:ammonites 388:Paleogene 384:Paleocene 380:Thanetian 300:Named for 241:45.0; 0.8 202:50.5; 3.2 162:Sandstone 153:Lithology 145:Thickness 124:Underlies 118:Formation 725:19194448 689:(2009), 591:See also 553:Primates 416:for the 410:Mesozoic 408:for the 402:Cenozoic 310:Location 169:Location 138:Senonian 134:Overlies 35:58  705:Bibcode 523:Helfaut 376:fossils 266:Country 224:45°00′N 185:50°30′N 158:Primary 104:↓ 723:  696:Nature 517:, and 511:Arques 496:Doulac 391:period 366:. The 364:France 284:Extent 278:France 275:  252:Region 227:0°48′E 188:3°12′E 769:(PDF) 574:Birds 404:, as 358:is a 773:BRGM 721:PMID 659:.org 494:and 484:and 433:tuff 412:and 396:The 354:The 256:Nord 114:Type 43:PreꞒ 749:369 713:doi 701:457 655:at 545:At 164:(!) 792:: 771:, 747:, 741:, 719:, 711:, 699:, 693:, 636:^ 513:, 478:, 472:, 466:, 460:, 446:. 428:. 316:, 258:, 93:Pg 37:Ma 27:: 715:: 707:: 426:2 98:N 88:K 83:J 78:T 73:P 68:C 63:D 58:S 53:O 48:Ꞓ 32:~

Index

Stratigraphic range
Mid Thanetian
Ma
PreꞒ

O
S
D
C
P
T
J
K
Pg
N
Formation
Sables et Grès de Grandgiise
Senonian
Sandstone
Coordinates
50°30′N 3°12′E / 50.5°N 3.2°E / 50.5; 3.2
Approximate paleocoordinates
45°00′N 0°48′E / 45.0°N 0.8°E / 45.0; 0.8
Nord
Pas-de-Calais
France
North Sea Graben
Saint-Omer
Saint-Omer
Pas-de-Calais

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