Litostratigrafie
Silur
| Přidolí | Dahaneh-Kalut formation (Sheinwood – Přidolí) |
| Ludford | Dahaneh-Kalut formation (Sheinwood – Přidolí) |
| Gorst | Dahaneh-Kalut formation (Sheinwood – Přidolí) |
| Homer | Dahaneh-Kalut formation (Sheinwood – Přidolí) |
| Sheinwood | Dahaneh-Kalut formation (Sheinwood – Přidolí) Boghu formation (Rhuddan – Sheinwood) |
| Telych | Boghu formation (Rhuddan – Sheinwood) |
| Aeron | Boghu formation (Rhuddan – Sheinwood) |
| Rhuddan | Boghu formation (Rhuddan – Sheinwood) |
Ordovik
| Hirnant | Ghelli formation (Katian – Hirnant) Pelmis formation (Darriwil – Hirnant) |
| Katian | Ghelli formation (Katian – Hirnant) Pelmis formation (Darriwil – Hirnant) |
| Sandbian | Pelmis formation (Darriwil – Hirnant) |
| Darriwil | Lashkarak formation (Tremadok – Darriwil) Pelmis formation (Darriwil – Hirnant) Shirgesht formation |
| Daping | Lashkarak formation (Tremadok – Darriwil) |
| Floian | Lashkarak formation (Tremadok – Darriwil) |
| Tremadok | Lashkarak formation (Tremadok – Darriwil) |
Kambrium
| Paibian | Deh-Molla formation Mila formation (Guzhangian – Paibian) |
| Guzhangian | Deh-Sulfiyan formation (Wuliuan – Guzhangian) Mila formation (Guzhangian – Paibian) |
| Drum | Deh-Sulfiyan formation (Wuliuan – Guzhangian) |
| Wuliuan | Deh-Sulfiyan formation (Wuliuan – Guzhangian) |