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Devonian Period (416MA-359.2MA) Carboniferous Period (359.2MA-299MA)
Permian Period (299MA-251MA) History Timeline Index
359.2 MA
CARBONIFEROUS359.2 PERIOD (60
M)(359.2-299 MA)
MISSISSIPPIAN SUBPERIOD359.2 (41.10 M) (359.2-318.1)
TOURNAISIAN359.2 STAGE (Lower
Carb.) (13.9 M) (359.2-345.3 MA)
345.3 MA
VISIAN345.3
STAGE (Middle Carb.)(17
M)
(345.3-328.3 MA)
328.3 MA
SERPUKHOVIAN328.3
STAGE (Upper Carb.) (10.2 M) (328.3-318.1 MA)
320 MA
Hybodonts - one of two branches of sharks (mostly saltwater) appears
318.1 MA
PENNSYLVANIAN SUBPERIOD318.1(19.1 M)(318.1-299 MA)
Great
Coal Age - reduction of carbon dioxide
and rise of atmospheric oxygen
Hercynian
- Appalachian mountain building
Huge
forests of primitive plants
Age
of Amphibians
Reptiles
appear
BASHKIRIAN318.1
STAGE (Lower Penn. Ep.) (6.4 M) (318.1-311.7 MA)
311.7 MA MOSCOVIAN311.7
STAGE (Mid Penn. Ep.) (4.5 M) (311.7-307.2 MA)
307.2 MA
UPPER
PENNSYLVANIAN EPOCH (8.2 M) (307.2-299 MA)
KASIMOVIAN307.2
STAGE (3.8
M)
(307.2-303.4
MA)
303.4 MA
GZHELIAN303.4
STAGE (4.4
M)
(303.4-299 MA)
300 MA
Equatorial
Africa most likely covered by a continental ice sheet at this time
Conifers
present in the fossil record
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Devonian Period (416MA-359.2MA) Carboniferous Period (359.2MA-299MA)
Permian Period (299MA-251MA) History Timeline Index