. "Typically 5 to 7 m in North Dorset, locally 11 m, thin or absent in west and south Dorset, 3 to 5 m in Bath-Frome area; 5.25 m in type section."@en . "Thornford Beds [Obsolete: use FER]"@en . "Bioturbated argillaceous limestones and calcareous mudstones with an abundant Ornithellid fauna."@en . "A rapid upward transition from calcareous mudstones of the Lower Fuller's Earth Member into shelly, muddy limestone by increase of shell-detritus."@en . . . . "Fuller's Earth Rock Member"@en . . . "Calcilutite with subsidiary calcareous mudstone and trace limestone. Stratified bedrock. Occurs both onshore and offshore. Deposited during the Bathonian Age (Jurassic Period) (168.2-165.3 Ma BP)."@en . . "Fuller's Earth Rock Member"@en . "stable"@en . "165.3"^^ . . "Decrease of shell-detritus into calcareous mudstones of the Upper Fuller's Earth Member."@en . . "168.2"^^ . . "FER"@en . "Milborne Beds [Obsolete: use FER]"@en .