Published in The Auk, in 1917, in volume 34, pages 95-96
Created: 2013-03-08, modified: 2013-03-08![](https://www.biodiversitylibrary.org/pagethumb/15771535,60,60)
Published in Novitates Zoologicae, in 1903, in volume 10, pages 435-480
Created: 2010-11-20, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/3243614,60,60)
Published in Novitates Zoologicae, in 1925, in volume 32, pages 164-174
Created: 2010-11-21, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/3267787,60,60)
Published in Novitates Zoologicae, in 1901, in volume 8, pages 55-88
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Published in Novitates Zoologicae, in 1901, in volume 8, pages 102-162
Created: 2010-11-20, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/2989609,60,60)
Published in Novitates Zoologicae, in 1907, in volume 14, pages 433-446
Created: 2010-11-20, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/3110023,60,60)
Published in Novitates Zoologicae, in 1911, in volume 18, pages 456-550
Created: 2010-03-15, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/3259178,60,60)
Published in Novitates Zoologicae, in 1899, in volume 6, pages 423-428
Created: 2010-11-22, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/2971821,60,60)
Published in Novitates Zoologicae, in 1906, in volume 13, pages 288-302
Created: 2010-11-20, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/16074890,60,60)
Published in The Auk, in 1893, in volume 10, pages 355-357
Created: 2013-03-08, modified: 2013-03-08![](https://www.biodiversitylibrary.org/pagethumb/3434545,60,60)
Published in Novitates Zoologicae, in 1930, in volume 36, pages 27-128
Created: 2010-11-21, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/8719398,60,60)
Published in Ibis, in 1901, in volume 1, issue 1, pages 123-126
Created: 2024-04-02, modified: 2024-04-02![](https://www.biodiversitylibrary.org/pagethumb/37116499,60,60)
Published in Bulletin of the British Ornithologists' Club, in 1900, in volume 11, pages 29-30
Created: 2015-07-13, modified: 2015-07-13![](https://www.biodiversitylibrary.org/pagethumb/3249759,60,60)
Published in Novitates Zoologicae, in 1926, in volume 33, pages 55-56
Created: 2010-11-21, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/16265771,60,60)
Published in The Auk, in 1911, in volume 28, pages 130-131
Created: 2013-03-08, modified: 2013-03-08![](https://www.biodiversitylibrary.org/pagethumb/25210891,60,60)
Published in Ibis, in 1904, in volume 4, issue 4, pages 542-551
Created: 2024-03-30, modified: 2024-03-30![](https://www.biodiversitylibrary.org/pagethumb/3243596,60,60)
Published in Novitates Zoologicae, in 1925, in volume 32, pages 138-157
Created: 2010-11-21, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/3858901,60,60)
Published in Novitates Zoologicae, in 1904, in volume 11, pages 174-221
Created: 2010-11-20, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/15771314,60,60)
Published in Novitates Zoologicae, in 1903, in volume 10, pages 232-254
Created: 2010-11-20, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/3478993,60,60)
Published in Novitates Zoologicae, in 1905, in volume 12, pages 243-268
Created: 2010-11-20, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/32796056,60,60)
Published in Journal für Ornithologie, in 1890, in volume 38, pages 100-103
Created: 2014-09-04, modified: 2014-09-04![](https://www.biodiversitylibrary.org/pagethumb/3250128,60,60)
Published in Novitates Zoologicae, in 1929, in volume 35, pages 93-104
Created: 2010-11-21, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/3151936,60,60)
Published in Novitates Zoologicae, in 1917, in volume 24, pages 275-292
Created: 2011-10-05, modified: 2011-10-05![](https://www.biodiversitylibrary.org/pagethumb/15771123,60,60)
Published in Novitates Zoologicae, in 1903, in volume 10, pages 43-64
Created: 2014-10-08, modified: 2014-10-08![](https://www.biodiversitylibrary.org/pagethumb/16189222,60,60)
Published in Ibis, in 1897, in volume 3, issue 3, pages 423-435
Created: 2024-04-14, modified: 2024-04-14![](https://www.biodiversitylibrary.org/pagethumb/16188347,60,60)
Published in Ibis, in 1892, in volume 4, issue 2, pages 274-288
Created: 2024-06-20, modified: 2024-06-20![](https://www.biodiversitylibrary.org/pagethumb/33428705,60,60)
Published in Journal für Ornithologie, in 1898, in volume 46, pages 305-309
Created: 2014-09-04, modified: 2014-09-04![](https://www.biodiversitylibrary.org/pagethumb/32707698,60,60)
Published in Journal für Ornithologie, in 1891, in volume 39, pages 394-396
Created: 2014-09-04, modified: 2014-09-04![](https://www.biodiversitylibrary.org/pagethumb/3220219,60,60)
Published in Novitates zoologicae, in 1898, in volume 5, pages 514-520
Created: 2022-11-28, modified: 2022-11-28![](https://www.biodiversitylibrary.org/pagethumb/16282782,60,60)
Published in Ibis, in 1894, in volume 6, issue 1, pages 102-105
Created: 2024-06-20, modified: 2024-06-20![](https://www.biodiversitylibrary.org/pagethumb/3857143,60,60)
Published in Novitates Zoologicae, in 1918, in volume 25, pages 313-326
Created: 2010-11-20, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/33567970,60,60)
Published in Journal für Ornithologie, in 1907, in volume 55, pages 591-593
Created: 2014-09-04, modified: 2014-09-04![](https://www.biodiversitylibrary.org/pagethumb/15771278,60,60)
Published in Novitates Zoologicae, in 1903, in volume 10, pages 196-231
Created: 2014-10-08, modified: 2014-10-08![](https://www.biodiversitylibrary.org/pagethumb/16018420,60,60)
Published in The Auk, in 1910, in volume 27, pages 476
Created: 2013-03-08, modified: 2013-03-08![](https://www.biodiversitylibrary.org/pagethumb/15912800,60,60)
Published in The Auk, in 1917, in volume 34, pages 229-230
Created: 2013-03-08, modified: 2013-03-08![](https://www.biodiversitylibrary.org/pagethumb/25410347,60,60)
Published in Entomologische Nachrichten, in 1893, in volume 19, pages 311-314
Created: 2017-06-15, modified: 2017-06-15![](https://www.biodiversitylibrary.org/pagethumb/8750316,60,60)
Published in Ibis, in 1915, in volume 3, issue 3, pages 526-534
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Published in Ibis, in 1899, in volume 5, issue 2, pages 277-281
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Published in Ibis, in 1892, in volume 4, issue 4, pages 504-522
Created: 2024-06-20, modified: 2024-06-20![](https://www.biodiversitylibrary.org/pagethumb/16188426,60,60)
Published in Ibis, in 1892, in volume 4, issue 3, pages 353-372
Created: 2024-06-20, modified: 2024-06-20![](https://www.biodiversitylibrary.org/pagethumb/33572051,60,60)
Published in Journal für Ornithologie, in 1901, in volume 49, pages 210-220
Created: 2014-09-04, modified: 2014-09-04![](https://www.biodiversitylibrary.org/pagethumb/9657992,60,60)
Published in Notes From The Leyden Museum, in 1902, in volume 23, issue 3, pages 153-155
Created: 2015-08-05, modified: 2015-08-05![](https://www.biodiversitylibrary.org/pagethumb/32903385,60,60)
Published in Journal für Ornithologie, in 1889, in volume 37, pages 345-440
Created: 2014-09-04, modified: 2014-09-04![](https://www.biodiversitylibrary.org/pagethumb/3218757,60,60)
Published in Novitates Zoologicae, in 1896, in volume 3, pages 232
Created: 2014-12-29, modified: 2014-12-29![](https://www.biodiversitylibrary.org/pagethumb/3249502,60,60)
Published in Novitates Zoologicae, in 1926, in volume 33, pages 344-357
Created: 2013-03-15, modified: 2013-03-15![](https://www.biodiversitylibrary.org/pagethumb/3220037,60,60)
Published in Novitates zoologicae, in 1898, in volume 5, pages 51-69
Created: 2022-11-28, modified: 2022-11-28![](https://www.biodiversitylibrary.org/pagethumb/26483541,60,60)
Published in Ibis, in 1906, in volume 6, issue 3, pages 571-573
Created: 2024-03-29, modified: 2024-03-29![](https://www.biodiversitylibrary.org/pagethumb/15771102,60,60)
Published in Novitates Zoologicae, in 1903, in volume 10, pages 1-17
Created: 2014-10-08, modified: 2014-10-08![](https://www.biodiversitylibrary.org/pagethumb/15932812,60,60)
Published in The Auk, in 1902, in volume 19, pages 407-408
Created: 2013-03-08, modified: 2013-03-08![](https://www.biodiversitylibrary.org/pagethumb/3219679,60,60)
Published in Novitates zoologicae, in 1898, in volume 5, pages 455-465
Created: 2022-11-28, modified: 2022-11-28