Late Devonian Epoch
(Upper Devonian)
From 385.3 +/- 2.6 To 359.2 +/- 2.5 Ma
Start Defined By: Conodont, lowest occurrence of Ancyrodella rotundiloba
(defines base of Lower Polygnathus asymmetricus conodont Zone).
End Defined By: Conodont, above lowest occurrence of Siphonodella sulcata.
Start Based On: Gradstein, Ogg, Smith, _A Geologic Time Scale 2004_
End Based On: Gradstein, Ogg, Smith, _A Geologic Time Scale 2004_
-- Overlaps With --
North American Stage: Senecan (388 - 370)
-- A Substage of --
Eon: Phanerozoic (542 - -5.5012e-005)
Era: Paleozoic (542 - 251)
Period: Devonian (416 - 359.2)
-- Preceeded By --
Epoch: Middle Devonian (397.5 - 385.3)
ICS Stage: Givetian (391.8 - 385.3)
Chinese Stage: Dongganglingian (391.4 - 385.3)
-- Followed By --
Period: Carboniferous (359.2 - 299)
Epoch: Mississippian (359.2 - 318.1)
Sub-Epoch: Early Mississippian (359.2 - 345.3)
ICS Stage: Tournaisian (359.2 - 345.3)
Chinese Stage: Shaodongian (359.2 - 349.5)
European Epoch: Dinantian (359.2 - 326.4)
North American Stage: Kinderhookian (359.2 - 348)
Regional Stage: Hastarian (359.2 - 348)
-- Contains the Following Stages --
ICS Stage: Frasnian (385.3 - 374.5)
ICS Stage: Famennian (374.5 - 359.2)
North American Stage: Chatauquan (370 - 359.2)
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