Litostratigrafie
Ordovik
| Darriwil | Valhallfonna formation (Floian – Darriwil) |
| Daping | Valhallfonna formation (Floian – Darriwil) Valhalfonna formation (Floian – Daping) |
| Floian | Valhallfonna formation (Floian – Darriwil) Kirtonryggen formation (Tremadok – Floian) Valhalfonna formation (Floian – Daping) |
| Tremadok | Kirtonryggen formation (Tremadok – Floian) |
Kambrium
Bez zařazení do stupně
Tokammane formation (Spodní kambrium)