- A subdivision associated with Uk Upper Silurian lying underneath the Old Red Sandstone; -- so-named from the Ludlow, in west The united kingdomt. See the Chart of geology.
- In geology, in England, some rocks, consisting mainly of shales, with occasionally an intercalated belt of limestone, from the Upper Silurian and lying above the Wenlock team, into which it graduates downward, in accordance with whose fauna it offers most species in accordance.
Variant for "ludlow group"
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