Computer Code: |
-613 |
Preferred Map Code: |
notEntered |
Status Code: |
Index Level |
Age range: |
Onnian Substage (ON)
— Quaternary Period (Q) |
Lithological Description: |
[Obsolete: use WLLEV] Allen, 1987. |
Definition of Lower Boundary: |
none recorded or not applicable
|
Definition of Upper Boundary: |
none recorded or not applicable
|
Thickness: |
none recorded or not applicable
|
Geographical Limits: |
none recorded or not applicable
|
Parent Unit: |
none recorded or not applicable
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
none recorded or not applicable |
Reference(s): |
Allen, J R L. 1987. Late Flandrian shoreline oscillations in the Severn Estuary: the Rumney Formation at its typesite (Cardiff area). Philosophical Transactions of the Royal Society of London, B315, 157-174. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
none recorded or not applicable |