Computer Code: |
DTMS |
Preferred Map Code: |
notEntered |
Status Code: |
Index Level |
Age range: |
Early Devonian Epoch (DL)
— Early Devonian Epoch (DL) |
Lithological Description: |
[Obsolete: use DRTM] |
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): |
Ussher, W A E. 1890. The Devonian rocks of south Devon. Quarterly journal of the Geological Society, London. Vol.46, 487-517. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
none recorded or not applicable |