Turonian ICS Stage
From 93.5 +/- 0.8 To 89.3 +/- 1 Ma
Start Defined By: Ammonite, lowest occurrence of Watinoceras devonense.
End Defined By: Inoceramid bivalve, lowest occurrence of Cremnoceramus
rotundatus.
Start Based On: Gradstein, Ogg, Smith, _A Geologic Time Scale 2004_
End Based On: Gradstein, Ogg, Smith, _A Geologic Time Scale 2004_
Global Stratotype Section and Point: Rock Canyon Anticline, east of Pueblo,
Colorado, west-central USA
-- Overlaps With --
New Zealand Stage: Arowhanan (95 - 93)
New Zealand Stage: Mangaotanean (93 - 87)
-- A Substage of --
Eon: Phanerozoic (542 - -5.5012e-005)
Era: Mesozoic (251 - 65.5)
Period: Cretaceous (145.5 - 65.5)
Epoch: Late Cretaceous (99.6 - 65.5)
European Epoch: Gallic (130 - 89.3)
Japanese Stage: Gyliakian (96.6 - 89.3)
-- Preceeded By --
ICS Stage: Cenomanian (99.6 - 93.5)
-- Followed By --
ICS Stage: Coniacian (89.3 - 85.8)
European Epoch: Senonian (89.3 - 65.5)
Japanese Stage: Urakawan (89.3 - 77.1)
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