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Monograph of the Palaeontographical Society v.69=[no.334-335] (1915-1916)

Parts

  1. By: Spencer, William Kingdon.
    Type: Article
    In: Monograph of the Palaeontographical Society
    Volume: v.69(1915)
    Issue: 335
    Date: 1915
    Page Range: p.57-108, pl.ii-v
    Publication info: London, Printed for the Palaeontographical Society, [1847?-