Pennsylvanian (323.2 +/-0.4 Ma)
Back to Carboniferous (358.9 +/-0.4 Ma)Representation and status
- Color CMYK
- 40/10/20/0
- Color RGB
- R: 163 G: 194 B: 185
- Rank
- chronostratigraphic Epoch
- Validity
- Unit is in Use
- Status
- valid formal name
Nomenclature
- Deutsch
- Pennsylvanium
- Français
- Pennsylvanien
- Italiano
- Pennsylvaniano
- English
- Pennsylvanian (323.2 +/-0.4 Ma)
- Origin of the Name
-
Named after the Pennsylvania state (USA).
Hierarchy and sequence
Age
- Age at top
-
- Gzhelian
- Age at base
-
- Bashkirian
-
Late Pennsylvanian (307.0 +/-0.1 Ma)
- Rank
- chronostratigraphic Subepoch
- Status
- valid
-
Gzhelian (303.7 +/-0.1 Ma)
- Name Origin
-
Named after the village of Gzhel = Gjel (Russia), 50 km SE Moscow.
- Rank
- chronostratigraphic Stage
- Status
- valid formal name
-
Kasimovian (307.0 +/-0.1 Ma)
- Name Origin
-
Named after the town of Kasimov (Russia).
- Rank
- chronostratigraphic Stage
- Status
- valid formal name
-
Middle Pennsylvanian (315.2 +/-0.2 Ma)
- Rank
- chronostratigraphic Subepoch
- Status
- valid
-
Early Pennsylvanian (323.2 +/-0.4 Ma)
- Rank
- chronostratigraphic Subepoch
- Status
- valid