Red-masked Parakeet Aratinga erythrogenys and Grey-cheeked Parakeet Brotogeris pyrrhopterus: two threatened parrots from Tumbesian Ecuador and Peru?

Publisher: Cambridge University Press

E-ISSN: 1474-0001|5|2-3|233-250

ISSN: 0959-2709

Source: Bird Conservation International, Vol.5, Iss.2-3, 1995-09, pp. : 233-250

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Abstract