The BGS Lexicon of Named Rock Units — Result Details

Devil's Bridge Formation

Computer Code: DBF Preferred Map Code: notEntered
Status Code: Pending Upgrade
Age range: Llandovery Epoch (SL) — Llandovery Epoch (SL)
Lithological Description: none recorded or not applicable
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: Aberystwyth area, west Wales.
Parent Unit: Not Applicable (-)
Previous Name(s): Middle Devil's Bridge Member [Obsolete Name And Code: Use DBF] (MDB)
Lower Devil's Bridge Member And Middle Devil's Bridge Member (Undifferentiated) [Obsolete Name And Code: Subsumed Within DBF] (LMDB)
Upper Devil's Bridge Member [Obsolete Name And Code: Use DBF] (UDB)
Lower Devil's Bridge Member [Obsolete Name And Code: Use DBF] (LDB)
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:
E149 E179 E164 E150