Purbeck beds

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Pur´beck beds`

1.(Geol.) The strata of the Purbeck stone, or Purbeck limestone, belonging to the Oölitic group. See the Chart of Geology.
References in periodicals archive ?
In some cases, such as the Purbeckian stage, its definition was a reflection more of the different facies types than of chronostratigraphic intervals (for more information on the subject see Cope, 2008).
chouberti in shallow to restricted marine sediments that were attributed, respectively, to the Portlandian B and to the Purbeckian.
Maync (1958) attributes this species to a Purbeckian age.