Computer Code: |
PLNM |
Preferred Map Code: |
notEntered |
Status Code: |
Index Level |
Age range: |
Cenomanian Age (KE)
— Cenomanian Age (KE) |
Lithological Description: |
[Obsolete: use PLMA] |
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): |
Jefferies, R P S. 1963. The stratigraphy of the Actinocamax plenus Subzone (Turonian) in the Anglo-Paris Basin. Proceedings of the Geologists' Association, Vol.74, 1-33. |
Witham, F. 1991. The stratigraphy of the Upper Cretaceous Ferriby, Welton and Burnham formations north of the Humber, north-east England. Proceedings of the Yorkshire Geological Society, Vol. 48, 227-254. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
none recorded or not applicable |