The BGS Lexicon of Named Rock Units — Result Details

Dartmouth Group [Obsolete: use DRTM]

Computer Code: DTB Preferred Map Code: notEntered
Status Code: Index Level
Age range: Early Devonian Epoch (DL) — Early Devonian Epoch (DL)
Lithological Description: [Duplicate: 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): Dartmouth Beds [Obsolete Name and Code: Use DRTM, DTB] (-2157)
Alternative Name(s): none recorded or not applicable
Stratotypes:
none recorded or not applicable
Reference(s):
none recorded or not applicable
1:50K maps on which the lithostratigraphical unit is found, and map code used:
none recorded or not applicable