Published in Journal für Ornithologie, in 1874, in volume 22, pages 54

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Published in Journal für Ornithologie, in 1872, in volume 20, pages 225-230

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Published in Journal für Ornithologie, in 1872, in volume 20, pages 161-188

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Published in Journal für Ornithologie, in 1872, in volume 20, pages 81-112

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Published in Journal für Ornithologie, in 1872, in volume 20, pages 241-274

Created: 2014-09-04, modified: 2014-09-04

Published in Ibis, in 1906, in volume 6, issue 3, pages 401-407

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Published in Journal für Ornithologie, in 1907, in volume 55, pages 301-305

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Published in Journal für Ornithologie, in 1872, in volume 20, pages 30-58

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Published in Journal für Ornithologie, in 1870, in volume 18, pages 377-380

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Published in Notes From The Leyden Museum, in 1902, in volume 23, issue 3, pages 153-155

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Published in Journal für Ornithologie, in 1902, in volume 50, pages 349-356

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Published in Notes From The Leyden Museum, in 1902, in volume 23, issue 3, pages 162-179

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Published in Notes From The Leyden Museum, in 1901, in volume 23, issue 1, pages 1-14

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Published in Notes From The Leyden Museum, in 1901, in volume 23, issue 1, pages 33-52

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Published in Notes From The Leyden Museum, in 1901, in volume 23, issue 2, pages 58-62

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Published in Notes From The Leyden Museum, in 1901, in volume 23, issue 2, pages 97-110

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Published in Notes From The Leyden Museum, in 1901, in volume 22, issue 3, pages 129-161

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Published in Journal für Ornithologie, in 1880, in volume 28, pages 296-310

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Published in Journal für Ornithologie, in 1880, in volume 28, pages 283-296

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Published in Notes From The Leyden Museum, in 1898, in volume 20, issue 1, pages 81-83

Created: 2015-08-05, modified: 2015-08-05

Published in Notes From The Leyden Museum, in 1901, in volume 22, issue 4, pages 225-310

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Published in Notes From The Leyden Museum, in 1899, in volume 21, issue 1/3, pages 23-26

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Published in Notes from the Leyden Museum, in 1900, in volume 22, pages 193-224

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Published in Notes from the Leyden Museum, in 1900, in volume 22, pages 75-125

Created: 2014-02-26, modified: 2015-08-05

Published in Proceedings of The Zoological Society of London, in 1878, in volume 1878, pages 712-713

Created: 2012-10-01, modified: 2012-10-01

Published in Notes From The Leyden Museum, in 1903, in volume 23, issue 4, pages 190-194

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Published in Notes From The Leyden Museum, in 1901, in volume 23, issue 2, pages 95-96

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Published in Notes from the Leyden Museum, in 1902, in volume 23, pages 147-152

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Published in Proceedings of the Zoological Society, in 1886, in volume 1886, pages 217-218

Created: 2011-08-10, modified: 2011-10-27

Published in Notes From The Leyden Museum, in 1898, in volume 20, issue 1, pages 93-96

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Published in Notes from the Leyden Museum, in 1900, in volume 22, pages 162

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Published in Proceedings of The Zoological Society of London, in 1874, in volume 1874, pages 207-208

Created: 2012-10-01, modified: 2012-10-01

Published in Proceedings of The Zoological Society of London, in 1869, in volume 1869, pages 126-129

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Published in Notes From The Leyden Museum, in 1902, in volume 23, issue 3, pages 156-161

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Published in Notes From The Leyden Museum, in 1899, in volume 21, issue 1/3, pages 1-22

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Published in Notes From The Leyden Museum, in 1898, in volume 20, issue 2/3, pages 97-100

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Published in Notes from the Leyden Museum, in 1900, in volume 22, pages 70

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Published in Notes From The Leyden Museum, in 1899, in volume 20, issue 4, pages 224-226

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Published in Proceedings of The Zoological Society of London, in 1869, in volume 1869, pages 544-548

Created: 2012-10-01, modified: 2012-10-01

Published in Notes From The Leyden Museum, in 1901, in volume 22, issue 3, pages 163-178

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Published in Proceedings of the Zoological Society of London, in 1871, in volume 1871, pages 21-32

Created: 2010-11-22, modified: 2011-06-21

Published in Notes From The Leyden Museum, in 1900, in volume 22, issue 1/2, pages 49-69

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Published in Journal für Ornithologie, in 1874, in volume 22, pages 76-80

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Published in Sitzungsberichte der Gesellschaft Naturforschender Freunde zu Berlin, in 1880, in volume 1880, pages 77-83

Created: 2011-01-10, modified: 2017-01-06

Published in Ibis, in 1904, in volume 4, issue 4, pages 660-674

Created: 2024-03-30, modified: 2024-03-30

Published in Notes From The Leyden Museum, in 1898, in volume 20, issue 2/3, pages 129-136

Created: 2015-08-05, modified: 2015-08-05

Published in Journal für Ornithologie, in 1864, in volume 12, pages 411-413

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Published in Journal für Ornithologie, in 1867, in volume 15, pages 237-249

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Published in Journal für Ornithologie, in 1867, in volume 15, pages 107

Created: 2014-09-04, modified: 2014-09-04

Published in Monatsberichte der königlich Akademie der Wissenschaften zu Berlin, in 1877, in volume 1877, pages 734-738

Created: 2013-02-08, modified: 2020-05-11