Ochre-headed Greenlet-shrike and Deep-billed Greenlet-shrike from Philip Lutley Sclater and W. H. Hudson, Argentine Ornithology: A Descriptive Catalogue of the Birds of the Argentine Republic (2 vols.; London: R. H. Porter, 1888-89), 1: plate 3.
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Ochre-headed Greenlet-shrike and Deep-billed Greenlet-shrike from Philip Lutley Sclater and W. H. Hudson, Argentine Ornithology: A Descriptive Catalogue of the Birds of the Argentine Republic (2 vols.; London: R. H. Porter, 1888-89), 1: plate 3. | |
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