Late Givetian subage - Early Frasnian subage

International Chronostratigraphic TimescaleDevonian Subages
DevonianLate DevonianFamennianLate Famennian358.86
Middle Famennian365.2 *
Early Famennian368.5 *
FrasnianLate Frasnian372.15
Middle Frasnian375.2 *
Early Frasnian379 *
Middle DevonianGivetianLate Givetian382.31
Middle Givetian383.4 *
Early Givetian385.9 *
EifelianLate Eifelian387.95
Early Eifelian390.5 *
Early DevonianEmsianLate Emsian393.47
Early Emsian399.5 *
PragianPragian410.62
LochkovianLate Lochkovian413.02
Middle Lochkovian414.6 *
Early Lochkovian416.8 *
419.62