A Bat Man in the Tropics: Chasing El Duende
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Handbook of the Mammals of the World, Volume 7: Rodents II
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Dragonflies and Damselflies: A Natural History
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1988 International Zoo Yearbook 28
Olney, P.J.S.; Pat Ellis
1987 International Zoo Yearbook Vol. 27
Olney, P.J.S.; Pat Ellis; Bebedicte Sommerfelt
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1992 International Zoo Yearbook 32
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1974 International Zoo Yearbook 14
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Extinct and Vanishing Mammals of the Western Hemisphere
Allen, Glover M.