Iru Subseries
General info
Belongs to
Type chronostratigraphy
Rank Subseries
Scope regional
Status formal standard
Etymon Iru, set.
Age top (Ma) 483.4
Age base (Ma) 489.8
Age (Ma)
Date added 2011-07-20
Date changed 2011-08-19
StratigraphyIndexIndex add'lTypeRankScopeBelongs toAge base (Ma)Age top (Ma)Age
Toolse Member
AII-IIIS'T
O1trT
lithostratigraphy
Member
regional
Türisalu Formation
Iru Subseries
Selja Formation
AII-IIIS
lithostratigraphy
Formation
regional
Baltic lithostratigraphy (Ordovician)
Iru Subseries