N/A. Polioptila albiloris 1. Male, 2. Female 3. Microcerculus philomela 4. Microcerculus luscinia = Microcerculus marginatus luscinia . 1902. John Gerrard Keulemans  (1842–1912)    Alternative names Johannes Gerardus Keulemans; J. G. Keulemans Description Dutch ornithologist and artist Date of birth/death 8 June 1842 29 December 1912 Location of birth/death Rotterdam London Authority control : Q1335286 VIAF:42113661 ISNI:0000 0000 6313 981X ULAN:500041975 LCCN:no98083374 NLA:35268760 WorldCat 205 Biologia Centrali-Americana Polioptila Microcerculus

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Keywords: ., /., 1902., al, gerrard, john, keulemans,