eifeli
eifel
eifel
Base of Middle Devonian
Early Devonian Epoch
Base of Givetian
younger bound -387.7 +|-0.8 Ma
eifeliano
a1.1.3.3.2.2
Eifeli
Eifeliano
Eifel
Eifel
Eifel
アイフェリアン期
older bound -393.3 +|-1.2 Ma
Geologic Time Scale (2018)
艾菲尔期
eifelij
Eifelis
Middle Devonian Epoch
Emsian Age
Eifelium
Eifelium
Paleozoic Era
Eifelian Age
Eifeliense
Eifelian
Eifélien
пйфел
Eifeliën
Phanerozoic Eon
Devonian Period
Givetian Age
Eifelien