Authors: W Eagle Clarhe

Published in Ibis, in 1889, in volume 1, issue 4, pages 520-552

Created: 2024-06-24, modified: 2024-06-24

Authors: W H Bergtold

Published in The Auk, in 1918, in volume 35, pages 77-78

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

Authors: W Eagle Clarke

Published in Ibis, in 1884, in volume 2, issue 2, pages 202

Created: 2024-09-27, modified: 2024-09-27

Authors: W W Bowerman | J B Holt

Published in Journal of Raptor Research, in 1991, in volume 25, issue 3, pages 96

Created: 2017-04-07, modified: 2017-04-07

Authors: W Eagle Clarke

Published in Ibis, in 1895, in volume 1, issue 2, pages 173-211

Created: 2024-04-18, modified: 2024-04-18

Authors: W Eagle Clarke

Published in Ibis, in 1900, in volume 6, issue 2, pages 351-361

Created: 2024-04-07, modified: 2024-04-07

Authors: C Servheen | W English

Published in Raptor Research, in 1976, in volume 10, issue 3, pages 84-87

Created: 2017-04-08, modified: 2017-04-08

Authors: J W Dawson

Published in Raptor Research, in 1982, in volume 16, issue 4, pages 136

Created: 2017-04-08, modified: 2017-04-08

Authors: W T Blanford

Published in Ibis, in 1894, in volume 6, issue 2, pages 283-289

Created: 2024-06-20, modified: 2024-06-20

Authors: W Eagle Clarke

Published in Ibis, in 1892, in volume 4, issue 3, pages 442-447

Created: 2024-06-20, modified: 2024-06-20

Authors: W Eagle Clarke

Published in Ibis, in 1898, in volume 4, issue 1, pages 119-124

Created: 2024-04-08, modified: 2024-04-08

Authors: W Eagle Clarke

Published in The Auk, in 1890, in volume 7, pages 319-322

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

Authors: James W Watson

Published in Journal of Raptor Research, in 1989, in volume 23, issue 2, pages 52-53

Created: 2017-04-07, modified: 2017-04-07

Authors: W S Clark | N J Schmitt

Published in Forktail, in 1993, in volume 8, pages 7-9

Created: 2019-05-12, modified: 2019-05-12

Authors: T G Grubb | W W Bowerman

Published in Journal of Raptor Research, in 1997, in volume 31, issue 3, pages 213-222

Created: 2017-04-07, modified: 2017-04-07

Authors: W J Kennedy | W A Cobban

Published in Palaeontology, in 1990, in volume 33, issue 1, pages 75-154

Created: 2016-04-23, modified: 2016-04-23

Authors: W L Sclater

Published in Bulletin of the British Ornithologists' Club, in 1919, in volume 39, pages 87-89

Created: 2015-05-12, modified: 2015-05-12

Authors: Françoise Dowsett-Lemaire

Published in Bulletin of The African Bird Club, in 2006, in volume 13, issue 2, pages 147-156

Created: 2021-02-23, modified: 2025-12-17

Authors: W Eagle Clarke

Published in Ibis, in 1884, in volume 2, issue 2, pages 125-148

Created: 2024-09-27, modified: 2024-09-27

Authors: B C Sheldon | J W Duckworth

Published in Bulletin of The British Ornithologists' Club, in 1990, in volume 110, pages 126-130

Created: 2012-12-02, modified: 2012-12-02

Authors: R D Deblinger | A W Alldredge

Published in Journal of Raptor Research, in 1996, in volume 30, issue 3, pages 157-159

Created: 2017-04-07, modified: 2017-04-07

Authors: G W Suter | J L Joness

Published in Raptor Research, in 1981, in volume 15, issue 1, pages 12-18

Created: 2017-04-08, modified: 2017-04-08

Authors: Art H Korhel | Tim W Clark

Published in The Great Basin Naturalist, in 1981, in volume 41, pages 461-464

Created: 2017-11-16, modified: 2023-02-16

Authors: R D Applegate | D D Berger | W W Cochran | A J Raim

Published in Journal of Raptor Research, in 1987, in volume 21, issue 2, pages 68-70

Created: 2017-04-07, modified: 2017-04-07

Authors: W D Wagner | M D Mccrary | R L Mckernan | R W Schreiber

Published in Journal of Raptor Research, in 1988, in volume 22, issue 1, pages 32-33

Created: 2017-04-07, modified: 2017-04-07

Authors: C R Dykstra | M W Meyer | D K Warnke

Published in Journal of Raptor Research, in 2002, in volume 36, issue 2, pages 136-139

Created: 2017-04-07, modified: 2017-04-07

Authors: Samuel Blioh.

Published in Ibis, in 1886, in volume 4, issue 3, pages 299

Created: 2024-06-26, modified: 2024-06-26

Authors:

Published in The Auk, in 1912, in volume 29, pages 403-405

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

Authors: A Vittery

Published in Scopus, in 1978, in volume 2, pages 18-19

Created: 2014-03-20, modified: 2014-03-20

Authors: R W Shufeldt

Published in Philippine journal of science, in 1919, in volume 15, issue 1, pages 31-58

Created: 2015-05-09, modified: 2015-05-09

Authors: William S Clark

Published in Bulletin of the British Ornithologists' Club, in 2012, in volume 132, issue 4, pages 295-298

Created: 2018-10-08, modified: 2018-10-08

Authors:

Published in The Auk, in 1891, in volume 8, pages 113

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

Authors:

Published in The Auk, in 1908, in volume 25, pages 251-268

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

Authors:

Published in The Auk, in 1905, in volume 22, pages 158-167

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

Authors: Michael K Eagle | Bruce W Hayward

Published in Records of The Auckland Institute And Museum, in 1993, in volume 30, pages 13-26

Created: 2023-09-17, modified: 2023-09-17

Authors: W H Unwin

Published in Proceedings of The Zoological Society of London, in 1874, in volume 1874, pages 208-212

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

Authors: M R Matchett | B W O'gara

Published in Journal of Raptor Research, in 1987, in volume 21, issue 3, pages 85-94

Created: 2017-04-07, modified: 2017-04-07

Authors: W A Russell | N D Lewis

Published in Journal of Raptor Research, in 1994, in volume 28, issue 1, pages 50

Created: 2017-04-07, modified: 2017-04-07

Authors: John E Guilday | Harold W Hamilton

Published in Annals of the Carnegie Museum, in 1973, in volume 44, issue 5, pages 45-58

Created: 2017-10-03, modified: 2025-12-17

Authors: D W Stahlecker | T G Smith

Published in Journal of Raptor Research, in 1993, in volume 27, issue 1, pages 42-45

Created: 2017-04-07, modified: 2017-04-07

Authors: J M Jenkins | R W Risebrough

Published in Journal of Raptor Research, in 1995, in volume 29, issue 1, pages 35

Created: 2017-04-07, modified: 2017-04-07

Authors: D W Perkins | D M Phillips | D K Garcelon

Published in Journal of Raptor Research, in 1996, in volume 30, issue 4, pages 249

Created: 2017-04-07, modified: 2017-04-07

Authors: F C Lincoln

Published in The Auk, in 1918, in volume 35, pages 78-79

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

Authors: Alexander Wetmore

Published in Smithsonian Miscellaneous Collections, in 1933, in volume 87, issue 19, pages 1-9

Created: 2014-12-19, modified: 2014-12-19

Authors: Callan Cohen | Michael Mills | Julian Francis

Published in Bulletin of The African Bird Club, in 2015, in volume 22, issue 2, pages 225-228

Created: 2021-03-24, modified: 2025-12-17

Authors: J S Ash

Published in Scopus, in 1991, in volume 15, pages 42-43

Created: 2014-03-20, modified: 2014-03-20

Authors: D J Severson

Published in Raptor Research, in 1986, in volume 20, issue 3-4, pages 131-132

Created: 2017-04-08, modified: 2017-04-08

Authors: Alfred M Bailey

Published in The Wilson Bulletin, in 1919, in volume 31, issue 2, pages 52-55

Created: 2016-11-27, modified: 2023-02-16

Authors: S E Perkins

Published in The Wilson Bulletin, in 1928, in volume 40, issue 3, pages 196

Created: 2016-11-27, modified: 2023-02-16

Authors: A F Ganier

Published in The Wilson Bulletin, in 1932, in volume 44, issue 1, pages 3-9

Created: 2016-11-27, modified: 2023-02-16