Floian
Back to Early OrdovicianRepresentation and status
- Color CMYK
- 75/0/45/0
- Color RGB
- R: 65 G: 176 B: 135
- Rank
- chronostratigraphic Stage
- Validity
- Unit is in Use
- Status
- valid formal name
Nomenclature
- Deutsch
- Floium (CH: Floien)
- Français
- Floien
- Italiano
- Floiano
- English
- Floian
- Origin of the Name
-
Flo Parish, village in Västergötland, southern Sweden
- Historical Variants
-
Floan
Hierarchy and sequence
- Units at roof
- Lower boundary
-
GSSP at the Diabasbrottet Quarry (58.3589°N 12.5024°E ; on Mt. Hunneberg, Västergötland, southern Sweden) within a shale-dominated stratigraphic succession. The lower boundary is defined as the first appearance of the graptolite species Tetragraptus approximatus.
Age
- Age at top
-
- Early Ordovician
- Age at base
-
- Early Ordovician