Middle Triassic
General info
Belongs to
Type chronostratigraphy
Rank Series
Scope global
Status informal standard
Author Friedrich August von Alberti
Year 1834
Age top (Ma) 237
Age base (Ma) 247.2
Index
T2
Date added 2003-03-23
Date changed 2022-11-04
ReferenceContentYear1PagesRemarks
Gradstein et al., 2004
2004
Gradstein et al., 2012
2012
Ogg et al., 2020
2020
903-954