Resumen
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Referencias
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FORSHAW JM (1989) Parrots of the world. Third edi-tion. Landsdowne Editions, Willoughby
JOSEPH L (2000) Begining an end to uncertain: theNeotropical parakeets known as Pyrrhura picta andP. leucotis comprise more than two species. Proceed-ings of the Academy of Natural Sciences of Phila-delphia 150:279ñ292

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