A monograph on the British carboniferous Crinoidea. Part II
Wright, J. (1951). A monograph on the British carboniferous Crinoidea. Part II. The Palaeontographical Society: London. 25-45, plates VIII-XII pp.
Is voortzetting van:Wright, J. (1950). A monograph on the British carboniferous Crinoidea. Part I. The Palaeontographical Society: London. xxx, 20, plates I-VII pp., meer
Is voortgezet als:Wright, J. (1951). A monograph on the British carboniferous Crinoidea. Part III. The Palaeontographical Society: London. 47-102, plates XIII-XXXI pp., meer
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