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By: Perkins, C. B. (Clarence Basil),Edition:Publication info: San Diego, Calif, Zoological Society of San Diego, 1938Volume: no.13 (1938)Series:Holding Institution: San Diego Zoo Global Library & ArchivesSubjects:BHL Collections: Expanding Access to Biodiversity Literature
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By: Perkins, C. B. (Clarence Basil),Edition:Publication info: San Diego, Calif, 1940Volume: no.16 (1940)Series:Holding Institution: San Diego Zoo Global Library & ArchivesSubjects:BHL Collections: Expanding Access to Biodiversity Literature
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By: Perkins, C. B. (Clarence Basil),Edition: 2d ed.Publication info: San Diego, Calif, Zoological Society of San Diego, 1949Volume: no.24 (1949)Series:Holding Institution: San Diego Zoo Global Library & ArchivesSubjects:BHL Collections: Expanding Access to Biodiversity Literature
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By: Perkins, C. B. (Clarence Basil),Edition: 2nd ed.Publication info: San Diego, Calif, Zoological Society of San Diego, 1949Volume: no.23 (1949)Series:Holding Institution: San Diego Zoo Global Library & ArchivesSubjects:BHL Collections: Expanding Access to Biodiversity Literature