Floian

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Representation 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
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