archeano
Base of Archean
Precambrian Supereon
a2.2
Archaean
Eoarchean Era
Archaikum
Archaikum
Arcaico
Arcaico
Base of Proterozoic
太古宙
Paleoproterozoic Era
Siderian Period
Archean Eon
Neoarchean Era
Arkæisk
Archean
Archean
Archejus
Archaik
Archaïcum
Proterozoic Eon
older bound -4000 Ma
прхай
Arhaikum
Hadean Eon
archaikum
Mesoarchean Era
Geologic Time Scale (2018)
younger bound -2500 Ma
Paleoarchean Era
archaikum, prahory
Archéen
arkeikum
始生代
Arkeikum
Arkeikum
arhaik