Published in Proceedings of The American Philosophical Society, in 1885, in volume 22, issue 117, pages 72-78

Created: 2017-01-01, modified: 2017-01-01

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1910, in volume 62, pages 403-406

Created: 2013-03-02, modified: 2013-03-02

Published in The Auk, in 1914, in volume 31, pages 257-258

Created: 2013-03-08, modified: 2013-03-08

Published in The Auk, in 1920, in volume 37, pages 289

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Published in The Auk, in 1916, in volume 33, pages 432-433

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Published in The Auk, in 1920, in volume 37, pages 288-289

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Published in The Auk, in 1912, in volume 29, pages 534-535

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Published in Madroño, in 1997, in volume 44, issue 2, pages 170-183

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Published in The Auk, in 1912, in volume 29, pages 533-534

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Published in The Auk, in 1914, in volume 31, pages 412

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Published in Proceedings of The Biological Society of Washington, in 1913, in volume 26, pages 167-168

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Published in Occasional Papers Museum of Texas Tech University, in 1998, in volume 186, pages 1-8

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Published in The Auk, in 1912, in volume 29, pages 535

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Published in Proceedings of the Entomological Society of Washington, in 1927, in volume 29, pages 125-129

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Published in Proceedings of The Biological Society of Washington, in 1912, in volume 25, pages 85-86

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Published in Jour Bombay Nat Hist Soc, in 1941, in volume 42, issue 2, pages 441

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Published in Madroño, in 1989, in volume 36, issue 3, pages 174

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Published in Texas Tech University Museum Special Publications, in 2005, in volume 48, pages 1-155

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Published in Journal of Raptor Research, in 1992, in volume 26, issue 1, pages 43

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Published in Bulletin of The African Bird Club, in 2005, in volume 12, issue 1, pages 40-41

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Published in The Auk, in 1910, in volume 27, pages 263-271

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Published in Gulf Research Reports, in 1973, in volume 4, issue 2, pages 186-190

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Published in Occasional Papers Museum of Texas Tech University, in 2006, in volume 257, pages 1-11

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Published in Madroño, in 2006, in volume 53, pages 288-298

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Published in Occasional Papers Museum of Texas Tech University, in 2017, in volume 345, pages 1-28

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Published in Bothalia, in 1922, in volume 1, pages 83-86

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Published in Bothalia, in 1922, in volume 1, pages 87-96

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Published in Bothalia, in 1922, in volume 1, pages 33-38

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Published in The Auk, in 1911, in volume 28, pages 366-367

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Published in The Auk, in 1911, in volume 28, pages 188-200

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Published in Entomologist's Record and Journal of Variation, in 1986, in volume 98, issue 3-4, pages 46

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Published in Occasional Papers Museum of Texas Tech University, in 1998, in volume 187, pages 1-4

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Published in Bulletin of The British Ornithologists' Club, in 2003, in volume 123, issue 4, pages 210

Created: 2015-08-11, modified: 2015-08-11

Published in The Auk, in 1910, in volume 27, pages 124-129

Created: 2013-03-08, modified: 2013-03-08

Published in Rhodora, in 1962, in volume 64, issue 760, pages 352-353

Created: 2014-06-16, modified: 2016-07-26

Published in Rhodora, in 1912, in volume 14, issue 164, pages 174

Created: 2016-07-19, modified: 2016-07-26

Published in Rhodora, in 1946, in volume 48, issue 574, pages 272-273

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Published in Rhodora, in 1957, in volume 59, issue 698, pages 33-36

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

Published in University of Kansas Publications Museum of Natural History, in 1968, in volume 16, issue 8, pages 777-837

Created: 2012-05-08, modified: 2012-05-08

Published in The Auk, in 1911, in volume 28, pages 319-323

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Published in Madroño, in 1957, in volume 14, issue 1, pages 30-36

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Published in Madroño, in 2000, in volume 47, issue 1, pages 68-69

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Published in Rhodora, in 1931, in volume 33, issue 387, pages 80

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Published in Rhodora, in 1957, in volume 59, issue 706, pages 262-265

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Published in Rhodora, in 1972, in volume 74, issue 797, pages 152-153

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

Published in The Auk, in 1916, in volume 33, pages 434

Created: 2013-03-07, modified: 2013-03-08

Published in The Auk, in 1913, in volume 30, pages 578-579

Created: 2013-03-08, modified: 2013-03-08

Published in Rhodora, in 1899, in volume 1, issue 10, pages 193

Created: 2016-07-19, modified: 2016-07-26

Published in Bothalia, in 1922, in volume 1, pages 97-104

Created: 2016-01-22, modified: 2016-01-22

Published in Zeitschrift für Säugetierkunde, in 1997, in volume 62, pages 265-280

Created: 2016-08-03, modified: 2016-08-03