Volkhov Stage
General info
| 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 |
Stratotypes
| Locality | Type | From (m)1 | To (m)2 | Reference | Remarks |
|---|---|---|---|---|---|
unspecified
| Hints, L. et al., 1993a | Distinguished in NW Russia |
| Reference | Content | Year1 | Pages | Remarks |
|---|---|---|---|---|
| Alichova, 1956 |
1956
| |||
| Alichova, 1960 |
1960
| |||
| Mägi, 1987 |
1987
| |||
| Mägi, 1990b |
1990
| |||
| Männil, Ralf, 1966a |
1966
| |||
| Männil & Meidla, 1994 |
1994
| |||
| Raymond, 1916a |
1916
| |||
| Hints, L. et al., 1993a |
1993
|
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