| Group or Formation
|
Period
|
Notes
|
| Adila Formation |
Ordovician |
|
| Aseri Formation |
Ordovician |
|
| Himmiste Beds Formation |
Silurian |
|
| Hirmuse Formation |
Ordovician |
|
| Juuru Formation |
Silurian |
|
| Jôhvi Formation |
Ordovician |
|
| Kahula Formation |
Ordovician |
|
| Kandle Formation |
Ordovician |
|
| Kandle Group/Väo Formation |
Ordovician |
|
| Kuldiga Formation |
Ordovician |
|
| Kõrgessaare Formation |
Ordovician |
|
| Körgekallas Formation |
Ordovician |
|
| Loo Beds Formation |
Silurian |
|
| Loobu Formation |
Ordovician |
|
| Lyckholm Formation |
Ordovician |
|
| Lyckholm Group/Korgessaare Formation |
Ordovician |
|
| Lyckholm Group/Korgessaare (F1b) Formation |
Ordovician |
|
| Moe Group/Adila Formation |
Ordovician |
|
| Paadla Formation |
Silurian |
|
| Pakri Formation |
Ordovician |
|
| Ragavere Formation |
Ordovician |
|
| Rootsikula Formation |
Silurian |
|
| Rägavere Formation |
Ordovician |
|
| Saunja Formation |
Ordovician |
|
| Sauvere Formation |
Silurian |
|
| Sauvere Beds Formation |
Silurian |
|
| Soru Formation |
Cambrian |
|
| Tatruse Group/Vasavere Formation |
Ordovician |
|
| Tiskres Formation |
Cambrian |
|
| Uduvere Formation |
Silurian |
|
| Uduvere Beds Formation |
Silurian |
|
| Vaginatumkalk Formation |
Ordovician |
|
| Vasalemma Formation |
Ordovician |
|
| Vesiku Beds Formation |
Silurian |
|
| Viita Beds Formation |
Silurian |
|
| Viivikonna Formation |
Ordovician |
|
| Vilsandi Formation |
Silurian |
|
| Voosi Formation |
Cambrian |
|
| Väo Formation |
Ordovician |
|
| Väo Group/Kõrgessaare Formation |
Ordovician |
|
| Äigu Formation |
Silurian |
|
| Ärina Formation |
Ordovician |
|
