Published in Ibis, in 1900, in volume 6, issue 2, pages 351-361
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Published in Ibis, in 1895, in volume 1, issue 2, pages 173-211
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Published in Ibis, in 1898, in volume 4, issue 1, pages 119-124
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Published in The Auk, in 1890, in volume 7, pages 319-322
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Published in Ibis, in 1898, in volume 4, issue 4, pages 465-485
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Published in Ibis, in 1898, in volume 4, issue 2, pages 249-277
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Published in Ibis, in 1902, in volume 2, issue 2, pages 246-269
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Published in Ibis, in 1895, in volume 1, issue 4, pages 472-479
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Published in Ibis, in 1906, in volume 6, issue 1, pages 145-187
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Published in The Wilson Bulletin, in 1906, in volume 18, issue 3, pages 103-104
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Published in Ibis, in 1899, in volume 5, issue 1, pages 42-51
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Published in Ibis, in 1905, in volume 5, issue 2, pages 247-268
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Published in Annals And Magazine of Natural History, in 1886, in volume 17, pages 53-59
Created: 2011-09-29, modified: 2011-09-29
Published in Ibis, in 1904, in volume 4, issue 1, pages 112-142
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Published in Palaeontology, in 1967, in volume 10, issue 2, pages 314-316
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Published in The Auk, in 1918, in volume 35, pages 77-78
Created: 2013-03-08, modified: 2013-03-08
Published in Annals And Magazine of Natural History, in 1881, in volume 8, pages 319-321
Created: 2011-09-29, modified: 2011-09-29
Published in Journal of Raptor Research, in 2004, in volume 38, issue 1, pages 85-88
Created: 2017-04-07, modified: 2017-04-07
Published in Journal of Raptor Research, in 1991, in volume 25, issue 3, pages 96
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Published in Palaeontology, in 1962, in volume 4, issue 4, pages 648-652
Created: 2016-04-23, modified: 2016-04-23
Published in Raptor Research, in 1976, in volume 10, issue 3, pages 84-87
Created: 2017-04-08, modified: 2017-04-08
Published in Raptor Research, in 1982, in volume 16, issue 4, pages 136
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Published in Journal of The Lepidopterists' Society, in 1991, in volume 45, pages 75-81
Created: 2013-01-27, modified: 2013-01-27
Published in Asa Gray correspondence. Senders Ca-Cl, in 1866, pages 1-3
Created: 2017-06-24, modified: 2017-06-24
Published in Entomological News, in 1978, in volume 89, pages 54-55
Created: 2011-06-10, modified: 2011-06-21
Published in Proceedings of The American Philosophical Society, in 1906, in volume 45, issue 182, pages 14-32
Created: 2017-01-01, modified: 2017-01-01
Published in Asa Gray correspondence. Senders Ca-Cl, in 1866, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Journal of Raptor Research, in 1989, in volume 23, issue 2, pages 52-53
Created: 2017-04-07, modified: 2017-04-07
Published in Asa Gray correspondence. Senders Ca-Cl, in 1887, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Forktail, in 1993, in volume 8, pages 7-9
Created: 2019-05-12, modified: 2019-05-12
Published in Annals of Tropical Medicine & Parasitology, in 1923, in volume 17, issue 3, pages 439-441
Created: 2022-11-06, modified: 2022-11-06
Published in Proceedings of The United States National Museum, in 1889, in volume 11, pages 115-130
Created: 2011-06-30, modified: 2017-01-06
Published in Journal of Raptor Research, in 1997, in volume 31, issue 3, pages 213-222
Created: 2017-04-07, modified: 2017-04-07
Published in Annals And Magazine of Natural History, in 1851, in volume 8, pages 205-211
Created: 2011-09-27, modified: 2011-09-27
Published in Entomologist's Record and Journal of Variation, in 1984, in volume 96, issue 3-4, pages 55
Created: 2016-09-01, modified: 2016-09-01
Published in Asa Gray correspondence. Senders Ca-Cl, in 1881, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Scopus, in 1985, in volume 9, pages 54-55
Created: 2014-03-20, modified: 2014-03-20
Cenomanian ammonite faunas from the Woodbine Formation and lower part of the Eagle Ford Group, Texas
Published in Palaeontology, in 1990, in volume 33, issue 1, pages 75-154
Created: 2016-04-23, modified: 2016-04-23
Published in Annals And Magazine of Natural History, in 1874, in volume 13, pages 472-475
Created: 2011-09-28, modified: 2011-09-28
Published in Bull. Zool. Nom., in 1966, in volume 22, pages 341
Created: 2009-12-23, modified: 2023-05-10
Published in Palaeontology, in 1968, in volume 11, issue 2, pages 283-305
Created: 2016-04-23, modified: 2016-04-23
Published in Bulletin of the British Ornithologists' Club, in 1919, in volume 39, pages 87-89
Created: 2015-05-12, modified: 2015-05-12
Published in Annals And Magazine of Natural History, in 1862, in volume 10, pages 81-86
Created: 2011-09-28, modified: 2011-09-28
Published in Bulletin of The African Bird Club, in 2006, in volume 13, issue 2, pages 147-156
Created: 2021-02-23, modified: 2021-02-23
Published in Bulletin of The British Ornithologists' Club, in 1990, in volume 110, pages 126-130
Created: 2012-12-02, modified: 2012-12-02
Published in The Great Basin Naturalist, in 1981, in volume 41, pages 461-464
Created: 2017-11-16, modified: 2017-11-16
Published in Journal of Raptor Research, in 1996, in volume 30, issue 3, pages 157-159
Created: 2017-04-07, modified: 2017-04-07
Published in Raptor Research, in 1981, in volume 15, issue 1, pages 12-18
Created: 2017-04-08, modified: 2017-04-08
Published in Journal of The Lepidopterists' Society, in 1991, in volume 45, pages 222-225
Created: 2013-01-27, modified: 2013-01-27
Published in Journal of Raptor Research, in 1987, in volume 21, issue 2, pages 68-70
Created: 2017-04-07, modified: 2017-04-07