Knowledge (XXG)

Eifelian

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habitat. Fauna of the Eastern Americas Realm (EAR), which was restricted to a shallow basin in southwest Laurussia, were gradually replaced by aggressive cosmopolitan species of the Old World Realm (OWR), which invaded through a seaway cutting along a flooded continental arch on the western edge of
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Kaufmann, B.; Trapp, E.; Mezger, K. (2004). "The numerical age of the Upper Frasnian (Upper Devonian) Kellwasser horizons: A new U-Pb zircon date from Steinbruch Schmidt(Kellerwald, Germany)".
1151:"Earth's earliest forest: fossilized trees and vegetation-induced sedimentary structures from the Middle Devonian (Eifelian) Hangman Sandstone Formation, Somerset and Devon, SW England" 1482: 1186: 996:
Algeo, T. J. (1998). "Terrestrial-marine teleconnections in the Devonian: links between the evolution of land plants, weathering processes, and marine anoxic events".
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The end of the Eifelian was marked by a biological crisis known as the Kačák Event, a two-part interval of extinction which led to ecological turnover among
1341:"Persistent depositional sequences and bioevents in the Eifelian (early Middle Devonian) of eastern Laurentia: North American evidence of the Kačák Events?" 900:
Warming and sea level rise through the Eifelian and beyond would have had major effects on diversity, likely leading to the downfall of several marine
1475: 571: 522: 1435:"The rise and fall of the Malvinoxhosan (Malvinokaffric) bioregion in South Africa: Evidence for Early-Middle Devonian biocrises at the South Pole" 1468: 1292:
Königshof, P.; Silva, A. C. Da; Suttner, T. J.; Kido, E.; Waters, J.; Carmichael, S. K.; Jansen, U.; Pas, D.; Spassov, S. (2016-01-01).
1388:"Recognizing the Kačák Event in the Devonian terrestrial environment and its implications for understanding land–sea interactions" 2170: 1252:"The Kačák event (late Eifelian, Middle Devonian) on the Belgian shelf and its effects on rugose coral palaeobiodiversity" 2206: 2163: 1491: 560: 932:"A high-precision U–Pb age constraint on the Rhynie Chert Konservat-Lagerstätte: time scale and other implications" 2201: 469: 465: 728: 660: 781:
Epoch. It lasted from 393.3 ± 1.2 million years ago to 387.7 ± 0.8 million years ago. It was preceded by the
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section at the Wetteldorf Richtschnitt outcrop. The base of the Eifelian is defined by the start of the
714: 1434: 970: 890: 605: 2095: 1251: 901: 1202:"Correlation of mid-Palaeozoic ammonoid evolutionary events with global sedimentary perturbations" 1415: 1368: 1321: 1274: 1229: 2112: 646: 506: 2196: 1893: 1857: 1407: 1386:
Marshall, J. E. A.; Astin, T. R.; Brown, J. F.; Mark-Kurik, E.; Lazauskiene, J. (2007-01-01).
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Walliser, O.; Bultynck, P.; Weddige, K.; Becker, R.; House, M. (September 1995).
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Davies, Neil S., McMahon, William J. and Berry, Christopher M. (2024).
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Philosophical Transactions of the Royal Society B: Biological Sciences
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Parry, S. F.; Noble, S. R.; Crowley, Q. G.; Wellman, C. H. (2011).
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Fourth stage of the Devonian and first stage of the Middle Devonian
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DeSantis, M. K.; Brett, C. E.; Straeten, C. A. Ver (2007-01-01).
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and other plants have formed the forest landscape in what is now
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North American subdivisions of the Eifelian Stage include
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The earliest forest is known from the Eifelian stage.
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black shales. There is evidence for a major pulse of
1086:"Definition of the Eifelian-Givetian Stage boundary" 2062: 2026: 1986: 1955: 1924: 1911: 1871: 1840: 1804: 1773: 1747: 1716: 1703: 1668: 1637: 1611: 1598: 1563: 1537: 1511: 1498: 1433:Penn-Clarke, C. R.; Harper, D. A. T. (2023-11-01). 759: 710: 699: 691: 638: 619: 611: 601: 591: 586: 578: 566: 556: 551: 543: 538: 100: 21: 837:, 1.9 metres (6.2 ft) below the base of the 1392:Geological Society, London, Special Publications 1345:Geological Society, London, Special Publications 1298:Geological Society, London, Special Publications 1125:"GSSP for the Emsian - Eifelian Stage Boundary" 1245: 1243: 2171: 1476: 521:Subdivision of the Devonian according to the 8: 1185:: CS1 maint: multiple names: authors list ( 1030:. International Commission on Stratigraphy. 528:Vertical axis scale: millions of years ago. 2178: 2164: 1921: 1713: 1608: 1508: 1483: 1469: 1461: 942:(4). London: Geological Society: 863–872. 1101: 1061: 922: 833:zone. This layer lies within the Upper 1178: 1041:Ziegler, W.; Klapper, G. (June 1985). 18: 7: 2132: 2130: 496: 478: 455: 434: 416: 2082:= kiloannum (thousands years ago); 2150:. You can help Knowledge (XXG) by 2086:= megaannum (millions years ago); 14: 2090:= gigaannum (billions years ago). 1158:Journal of the Geological Society 936:Journal of the Geological Society 2134: 2111: 2100: 1250:Jamart, V.; Denayer, J. (2020). 1175:from the original on 2024-03-09. 897:) and warming during the event. 812:The Eifelian is named after the 1451:10.1016/j.earscirev.2023.104595 1103:10.18814/epiiugs/1995/v18i3/002 1043:"Stages of the Devonian System" 643:Wetteldorf Richtschnitt section 1063:10.18814/epiiugs/1985/v8i2/006 1: 1529:Pleistocene (11.7 ka–2.58 Ma) 632:Polygnathus costatus partitus 1492:Geological history of Earth 2223: 2129: 1765:Mississippian (323–359 Ma) 1760:Pennsylvanian (299–323 Ma) 1524:Holocene (present–11.7 ka) 1200:House, Michael R. (1985). 870: 785:Stage and followed by the 29:393.3 ± 1.2 – 387.7 ± 0.8 2077: 2049:Paleoarchean (3.2–3.6 Ga) 1899:Terreneuvian (521–539 Ma) 948:10.1144/0016-76492010-043 700:Upper boundary definition 620:Lower boundary definition 518: 105: 26: 2044:Mesoarchean (2.8–3.2 Ga) 1889:Miaolingian (497–509 Ma) 1734:Guadalupian (260–272 Ma) 1586:Paleocene (56.0–66.0 Ma) 1576:Oligocene (23.0–33.9 Ma) 1271:10.3140/bull.geosci.1788 470:Late Devonian extinction 2039:Neoarchean (2.5–2.8 Ga) 2004:Orosirian (1.8–2.05 Ga) 1999:Statherian (1.6–1.8 Ga) 1942:Cryogenian (635–720 Ma) 1832:Llandovery (433–444 Ma) 1739:Cisuralian (272–299 Ma) 1550:Pliocene (2.59–5.33 Ma) 1259:Bulletin of Geosciences 705:Polygnathus hemiansatus 233:−360 — 223:−365 — 213:−370 — 203:−375 — 193:−380 — 183:−385 — 173:−390 — 163:−395 — 153:−400 — 143:−405 — 133:−410 — 123:−415 — 113:−420 — 2009:Rhyacian (2.05–2.3 Ga) 1978:Calymmian (1.4–1.6 Ga) 1937:Ediacaran (539–635 Ma) 1884:Furongian (485–497 Ma) 1729:Lopingian (252–260 Ma) 1555:Miocene (5.33–23.0 Ma) 1010:10.1098/rstb.1998.0195 963:The Journal of Geology 2014:Siderian (2.3–2.5 Ga) 1973:Ectasian (1.2–1.4 Ga) 1894:Series 2 (509–521 Ma) 1581:Eocene (33.9–56.0 Ma) 1439:Earth-Science Reviews 2054:Eoarchean (3.6–4 Ga) 1947:Tonian (720 Ma–1 Ga) 1827:Wenlock (427–433 Ma) 1817:Pridoli (419–423 Ma) 1028:www.stratigraphy.org 902:biogeographic realms 827:Polygnathus partitus 820:, which exposed the 773:is the first of two 703:FAD of the conodont 449:Famennian glaciation 2207:Geochronology stubs 2109: • 2098: • 2096:Geologic time scale 1858:Middle (458–470 Ma) 1822:Ludlow (423–427 Ma) 1791:Middle (383–393 Ma) 1686:Middle (237–247 Ma) 1655:Middle (164–174 Ma) 1166:10.1144/jgs2023-204 975:2004JG....112..495K 808:Name and definition 760:Upper GSSP ratified 740: /  711:Upper boundary GSSP 692:Lower GSSP ratified 672: /  639:Lower boundary GSSP 612:Time span formality 2107:Geology portal 1968:Stenian (1–1.2 Ga) 1863:Early (470–485 Ma) 1796:Early (393–419 Ma) 1691:Early (247–252 Ma) 1660:Early (174–201 Ma) 1629:Early (100–145 Ma) 1624:Late (66.0–100 Ma) 1024:"Chart/Time Scale" 835:Heisdorf Formation 744:31.2374°N 4.3541°W 676:50.1496°N 6.4716°E 602:Stratigraphic unit 592:Chronological unit 579:Time scale(s) used 490:shrubs & trees 2159: 2158: 2124: 2123: 2022: 2021: 1988:Paleoproterozoic 1907: 1906: 1853:Late (444–458 Ma) 1786:Late (359–383 Ma) 1699: 1698: 1681:Late (201–237 Ma) 1650:Late (145–164 Ma) 1594: 1593: 1515:(present–2.58 Ma) 1503:(present–66.0 Ma) 1004:(1365): 113–130. 767: 766: 715:Jebel Mech Irdane 552:Usage information 533: 532: 514: 513: 495: 494: 477: 476: 454: 453: 433: 432: 2214: 2180: 2173: 2166: 2138: 2131: 2118:World portal 2116: 2115: 2105: 2104: 2067: 2031: 1991: 1960: 1957:Mesoproterozoic 1929: 1922: 1917: 1876: 1845: 1809: 1778: 1752: 1721: 1714: 1709: 1673: 1642: 1616: 1609: 1604: 1568: 1542: 1516: 1509: 1504: 1485: 1478: 1471: 1462: 1455: 1454: 1430: 1424: 1423: 1383: 1377: 1376: 1336: 1330: 1329: 1289: 1283: 1282: 1256: 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1750: 1743: 1719: 1707: 1706: 1695: 1671: 1664: 1640: 1633: 1614: 1602: 1601: 1590: 1566: 1559: 1540: 1533: 1514: 1502: 1501: 1494: 1489: 1459: 1458: 1432: 1431: 1427: 1404:10.1144/SP278.6 1385: 1384: 1380: 1357:10.1144/SP278.4 1338: 1337: 1333: 1310:10.1144/SP423.4 1291: 1290: 1286: 1254: 1249: 1248: 1241: 1212:(5997): 17–22. 1199: 1198: 1194: 1177: 1172: 1153: 1148: 1147: 1143: 1133: 1131: 1123: 1122: 1118: 1108: 1106: 1083: 1082: 1078: 1068: 1066: 1045: 1040: 1039: 1035: 1022: 1021: 1017: 995: 994: 990: 960: 959: 955: 929: 928: 924: 919: 875: 869: 847: 839:Lauch Formation 814:Eifel Mountains 810: 779:Middle Devonian 748: 746: 742: 739: 734: 731: 729: 727: 726: 725: 681:50.1496; 6.4716 680: 678: 674: 671: 666: 663: 661: 659: 658: 657: 534: 529: 527: 510: 509: 500: 491: 489: 482: 473: 459: 450: 448: 438: 429: 420: 413: 412: 408: 407: 403: 402: 398: 397: 393: 392: 388: 387: 381: 380: 374: 373: 367: 366: 360: 359: 353: 352: 346: 345: 339: 338: 332: 331: 326: 323: 322: 317: 314: 313: 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1771: 1770: 1768: 1767: 1762: 1756: 1754: 1749:Carboniferous 1745: 1744: 1742: 1741: 1736: 1731: 1725: 1723: 1711: 1701: 1700: 1697: 1696: 1694: 1693: 1688: 1683: 1677: 1675: 1666: 1665: 1663: 1662: 1657: 1652: 1646: 1644: 1635: 1634: 1632: 1631: 1626: 1620: 1618: 1606: 1596: 1595: 1592: 1591: 1589: 1588: 1583: 1578: 1572: 1570: 1567:(23.0–66.0 Ma) 1561: 1560: 1558: 1557: 1552: 1546: 1544: 1541:(2.58–23.0 Ma) 1535: 1534: 1532: 1531: 1526: 1520: 1518: 1506: 1496: 1495: 1490: 1488: 1487: 1480: 1473: 1465: 1457: 1456: 1425: 1398:(1): 133–155. 1378: 1331: 1304:(1): 171–199. 1284: 1265:(3): 279–311. 1239: 1192: 1141: 1116: 1096:(3): 107–115. 1076: 1056:(2): 104–109. 1033: 1015: 988: 983:10.1086/421077 969:(4): 495–501. 953: 921: 920: 918: 915: 895:sea level rise 871:Main article: 868: 865: 846: 843: 809: 806: 796:, and part of 765: 764: 761: 757: 756: 712: 708: 707: 701: 697: 696: 693: 689: 688: 640: 636: 635: 621: 617: 616: 613: 609: 608: 603: 599: 598: 593: 589: 588: 584: 583: 582:ICS Time Scale 580: 576: 575: 568: 567:Regional usage 564: 563: 558: 557:Celestial body 554: 553: 549: 548: 545: 544:Name formality 541: 540: 536: 535: 531: 530: 519: 516: 515: 512: 511: 507:HunsrĂĽck fauna 505: 503: 493: 492: 487: 485: 475: 474: 464: 462: 452: 451: 443: 441: 431: 430: 425: 423: 414: 410: 409: 405: 404: 400: 399: 395: 394: 390: 389: 383: 382: 376: 375: 369: 368: 362: 361: 355: 354: 348: 347: 341: 340: 334: 333: 325: 324: 316: 315: 307: 306: 298: 297: 291: 290: 284: 283: 275: 274: 264: 263: 255: 254: 244: 243: 241: 236: 231: 226: 221: 216: 211: 206: 201: 196: 191: 186: 181: 176: 171: 166: 161: 156: 151: 146: 141: 136: 131: 126: 121: 116: 111: 106: 103: 102: 98: 97: 90: 85: 80: 75: 70: 65: 60: 55: 50: 45: 40: 35: 34: 24: 23: 15: 13: 10: 9: 6: 4: 3: 2: 2219: 2208: 2205: 2203: 2200: 2198: 2195: 2194: 2192: 2181: 2176: 2174: 2169: 2167: 2162: 2161: 2155: 2153: 2149: 2146:article is a 2145: 2144:geochronology 2140: 2137: 2133: 2128: 2119: 2114: 2108: 2103: 2097: 2094: 2089: 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1574: 1573: 1571: 1569: 1562: 1556: 1553: 1551: 1548: 1547: 1545: 1543: 1536: 1530: 1527: 1525: 1522: 1521: 1519: 1517: 1510: 1507: 1505: 1497: 1493: 1486: 1481: 1479: 1474: 1472: 1467: 1466: 1463: 1452: 1448: 1444: 1440: 1436: 1429: 1426: 1421: 1417: 1413: 1409: 1405: 1401: 1397: 1393: 1389: 1382: 1379: 1374: 1370: 1366: 1362: 1358: 1354: 1351:(1): 83–104. 1350: 1346: 1342: 1335: 1332: 1327: 1323: 1319: 1315: 1311: 1307: 1303: 1299: 1295: 1288: 1285: 1280: 1276: 1272: 1268: 1264: 1260: 1253: 1246: 1244: 1240: 1235: 1231: 1227: 1223: 1219: 1215: 1211: 1207: 1203: 1196: 1193: 1188: 1182: 1171: 1167: 1163: 1159: 1152: 1145: 1142: 1130: 1126: 1120: 1117: 1104: 1099: 1095: 1091: 1087: 1080: 1077: 1064: 1059: 1055: 1051: 1044: 1037: 1034: 1029: 1025: 1019: 1016: 1011: 1007: 1003: 999: 992: 989: 984: 980: 976: 972: 968: 964: 957: 954: 949: 945: 941: 937: 933: 926: 923: 916: 914: 911: 907: 903: 898: 896: 892: 891:transgression 888: 884: 880: 874: 866: 864: 862: 858: 857: 852: 851:Cladoxylopsid 844: 842: 840: 836: 832: 829: 828: 823: 819: 815: 807: 805: 803: 799: 795: 790: 788: 784: 780: 776: 775:faunal stages 772: 762: 758: 753: 724: 720: 716: 713: 709: 706: 702: 698: 694: 690: 685: 656: 652: 648: 644: 641: 637: 634: 633: 629: 625: 622: 618: 614: 610: 607: 604: 600: 597: 594: 590: 585: 581: 577: 573: 569: 565: 562: 559: 555: 550: 546: 542: 537: 526: 525:, as of 2021. 524: 517: 508: 504: 499: 498: 486: 481: 480: 471: 467: 463: 458: 457: 446: 442: 437: 436: 428: 424: 419: 418: 415: 386: 379: 372: 365: 358: 351: 344: 337: 329: 320: 311: 302: 294: 287: 280: 279: 271: 269: 260: 259: 251: 249: 242: 110: 109: 104: 99: 93: 88: 83: 78: 73: 68: 63: 58: 53: 48: 43: 38: 32: 25: 20: 2152:expanding it 2141: 2126: 2092: 2028:Archean Eon 1990:(1.6–2.5 Ga) 1875:(485–539 Ma) 1844:(444–485 Ma) 1808:(419–444 Ma) 1777:(359–419 Ma) 1751:(299–359 Ma) 1720:(252–299 Ma) 1708:(252–539 Ma) 1672:(201–252 Ma) 1641:(145–201 Ma) 1600:Mesozoic Era 1500:Cenozoic Era 1442: 1438: 1428: 1395: 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Index

Ma
Preęž’
ęž’
O
S
D
C
P
T
J
K
Pg
N
Paleozoic
S
Devonian
C
M
Přídolí
Early
Mid
Late
EM
Lochkovian
Pragian
Emsian
Eifelian
Givetian
Frasnian
Famennian

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