Published in Annali del Museo civico di storia naturale di Genova, in 1880, in volume 15, pages 32-48

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Published in Proceedings of The Zoological Society of London, in 1887, in volume 1887, pages 580-596

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Published in Ibis, in 1896, in volume 2, issue 1, pages 99-101

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Published in Ibis, in 1908, in volume 2, issue 3, pages 451-454

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Published in Ibis, in 1904, in volume 4, issue 2, pages 248-250

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Published in Ibis, in 1906, in volume 6, issue 3, pages 451-465

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Published in Ibis, in 1906, in volume 6, issue 1, pages 124-131

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Published in Ibis, in 1905, in volume 5, issue 4, pages 535-542

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Published in Ibis, in 1904, in volume 4, issue 4, pages 551-554

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Published in Ibis, in 1889, in volume 1, issue 1, pages 107-112

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Published in Ibis, in 1905, in volume 5, issue 3, pages 401-429

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Published in Ibis, in 1903, in volume 3, issue 2, pages 178-188

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Published in Ibis, in 1906, in volume 6, issue 4, pages 642-659

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Published in Ibis, in 1898, in volume 4, issue 2, pages 208-209

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Published in Ibis, in 1906, in volume 6, issue 2, pages 326-333

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Published in Ibis, in 1890, in volume 2, issue 3, pages 344-345

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Published in The Auk, in 1900, in volume 17, pages 303

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Published in Ibis, in 1900, in volume 6, issue 3, pages 501-517

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Published in Ibis, in 1913, in volume 1, issue 1, pages 1001-1002

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Published in Ibis, in 1907, in volume 1, issue 4, pages 650-658

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Published in Ibis, in 1905, in volume 5, issue 4, pages 528-535

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Published in Ibis, in 1912, in volume 6, issue 2, pages 280-281

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Published in The Auk, in 1899, in volume 16, pages 292-293

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Published in Ibis, in 1914, in volume 2, issue 3, pages 503-506

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Published in Ibis, in 1902, in volume 2, issue 4, pages 566-569

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Published in Ibis, in 1890, in volume 2, issue 3, pages 367-371

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Published in Ibis, in 1904, in volume 4, issue 1, pages 75-78

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Published in Ibis, in 1891, in volume 3, issue 1, pages 48-51

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Published in Proceedings of The Zoological Society of London, in 1884, in volume 1884, pages 172-176

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Published in Proceedings of The Zoological Society of London, in 1879, in volume 1879, pages 651-652

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Published in Ibis, in 1900, in volume 6, issue 4, pages 667-674

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Published in Ibis, in 1888, in volume 6, issue 3, pages 320-325

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Published in Ibis, in 1904, in volume 4, issue 3, pages 367-369

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Published in Proceedings of The Zoological Society of London, in 1884, in volume 1884, pages 577-580

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Published in Journal für Ornithologie, in 1865, in volume 13, pages 45-67

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

Published in Ibis, in 1900, in volume 6, issue 2, pages 298-303

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Published in Bulletin of The British Ornithologists' Club, in 1967, in volume 87, pages 92

Created: 2012-12-03, modified: 2012-12-03

Published in Annali del Museo Genova, in 1887, in volume 5, pages 514-516

Created: 2012-06-19, modified: 2012-06-19

Published in Proceedings of the Zoological Society of London, in 1891, in volume 1891, pages 129-130

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

Published in Bollettino dei musei di zoologia ed anatomia comparata della R. Università di Torino, in 1895, in volume 10, issue 207, pages 1-2

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Published in Ibis, in 1899, in volume 5, issue 4, pages 640-641

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Published in Annali del Museo civico di storia naturale di Genova, in 1875, in volume 7, pages 991-992

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Published in Annali del Museo Genova, in 1879, in volume 14, pages 169-253

Created: 2014-10-15, modified: 2014-10-15

Published in Rhodora, in 1901, in volume 3, issue 31, pages 191-193

Created: 2016-07-19, modified: 2016-07-19

Published in Annali del Museo Genova, in 1887, in volume 4, pages 514-563

Created: 2012-06-19, modified: 2017-02-14

Published in Ibis, in 1891, in volume 3, issue 1, pages 143-156

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Published in Annals And Magazine of Natural History, in 1891, in volume 7, pages 68

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Published in Memorie della Reale Academia delle Scienze di Torino, in 1903, in volume 53, pages 1-16

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Published in Annali del Museo civico di storia naturale di Genova, in 1874, in volume 6, pages 73-80

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Published in Proceedings of The Zoological Society of London, in 1879, in volume 1879, pages 61-68

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