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By: Hitchcock, A. S. (Albert Spear),Edition:Publication info: 1919-1920Volume:Series:Holding Institution: Smithsonian Institution ArchivesSubjects: Botany Demerara Essequibo Field notes Georgetown Guyana PotaroBHL Collections: Smithsonian Field Books collection
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By: Meyer, G. F. W. (Georg Friedrich Wilhelm),Edition:Publication info: Gottingae, Sumptibus H. Dieterich, 1818Volume:Series:Holding Institution: University Library, University of Illinois Urbana ChampaignSubjects: Botany Essequibo GuyanaBHL Collections:
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By: Taphorn, Donald C. (Donald Charles), - Armbruster, Jonathan W. - López-Fernández, Hernán - Bernard, Calvin R.Type: ArticleIn: Neotropical IchthyologyVolume:Series:Issue:Date: 2010-01-01Page Range:Publication Info:Subjects: endemism Essequibo Guiana Shield Isolation Punk Catfish