1.
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Cora ethnozoology, l knowledge; a bio-ecological and cross cultural approach Malkin, Borys
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2.
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Contribution to the knowledge of the nematodes that parasitize the reptiles of Mexico Caballero, R G
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3.
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Additions to the knowledge of the amphibians of the Estacion de Biologia Tropical "Los Tuxtlas" Pérez Higareda, Gonzalo
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