Volkhov Stage
Belongs to | Ontika Subseries |
Type | chronostratigraphy |
Rank | Stage |
Scope | regional |
Status | formal standard |
Author | Raymond |
Year | 1916 |
Etymon | Volkhov river, Russia |
Age top (Ma) | 467.5 |
Age base (Ma) | 471.8 |
Age (Ma) | Middle Ordovician |
Age reference | Cooper & Sadler, 2004 |
Index | BII |
Alt. index | O2VL |
Date changed | 2022-12-05 |
Locality | Type | From (m) | To (m) | Reference | Remarks | |
---|---|---|---|---|---|---|
unspecified | Hints, L. et al., 1993a | Distinguished in NW Russia |
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