. Bulletin of zoological nomenclature. THE BULLETIN OF ZOOLOGICAL NOMENCLATURE The Official Organ of THE INTERNATIONAL COMMISSION ON ZOOLOGICAL NOMENCLATURE VOLUME 20. LONDON: Printed by Order of the International Trust for Zoological Nomenclature and Sold on behalf of the International Commission on Zoological Nomenclature by the International Trust at its Publications Office, 14, Belgrave Square, London, 1963 (All rights reserved). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of th

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. Bulletin of zoological nomenclature. THE BULLETIN OF ZOOLOGICAL NOMENCLATURE The Official Organ of THE INTERNATIONAL COMMISSION ON ZOOLOGICAL NOMENCLATURE VOLUME 20. LONDON: Printed by Order of the International Trust for Zoological Nomenclature and Sold on behalf of the International Commission on Zoological Nomenclature by the International Trust at its Publications Office, 14, Belgrave Square, London, 1963 (All rights reserved). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original International Commission on Zoological Nomenclature. London

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Keywords: ., bookcentury1900, bookcollectionbiodiversity, bookpublisherlondon