Rhaetian age - Early Hettangian subage

International Chronostratigraphic TimescaleMesozoic Subages
JurassicLate JurassicTithonianLate TithonianMiddle Tithonian143.1
Early Tithonian145.06 *
KimmeridgianLate Kimmeridgian149.2
Early Kimmeridgian152.21 *
OxfordianLate OxfordianMiddle Oxfordian/Early Oxfordian154.8
157.9 *
Middle JurassicCallovianLate Callovian/Middle Callovian/Early Callovian161.5
BathonianLate Bathonian/Middle Bathonian/Early Bathonian165.3
BajocianLate Bajocian168.2
Early Bajocian168.6 *
AalenianLate Aalenian/Middle Aalenian/Early Aalenian170.9
Early JurassicToarcianLate Toarcian174.7
Middle Toarcian180.4 *
Early Toarcian182.9 *
PliensbachianLate Pliensbachian/Early Pliensbachian184.2
SinemurianLate Sinemurian/Early Sinemurian192.9
HettangianLate Hettangian/Middle Hettangian/Early Hettangian199.5
TriassicLate TriassicRhaetian201.4
NorianSevatian205.7
Alaunian211.18 *
Lacian215.38 *
CarnianTuvalian227.3
Julian233.6
Middle TriassicLadinianLongobardian237
Fassanian239.48
AnisianIllyrian241.464
Pelsonian243.33
Bithynian244.24
Aegean244.99
Early TriassicOlenekianSpathian246.7
Smithian248.1
InduanDienerian249.9
Griesbachian250.5
251.902