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Keywords from Image Description:
Gerygone igata Gerygone albofrontata Hullmandel. Gerygone flaviventris Gray Gerygone albifrontata Gray br top Gerygone igata Grey Warbler bottom Gerygone albofrontata Chatham Gerygone br Gerygone igata Grygone de NouvelleZlande Gerygone albofrontata Grygone des Chatham archive org page The zoology of the voyage of the Erebus