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By: Señaris, Josefa Celsa - DoNascimiento, Carlos - Villarreal Manzanilla, OsvaldoType: ArticleIn: Papéis Avulsos de Zoologia (São Paulo)Volume:Series:Issue:Date: 2005-01-01Page Range:Publication Info:Subjects: Anura Brazil Bufonidae Guiana Shield Guyana new species Oreophrynella Pantepui