Tanım
•pierwsza, najstarsza epoka permu, trwająca 299 – 270,6 milionów lat temu; wczesny perm
Diğer Dillerde
Cisuralian, Lower Permian, Early Permian (earliest epoch of the Permian)
çekim: tamlayan Kisurali-epookin
köken: Kisurali + epookki, from English Cisuralian