Published in Brimleyana, in 1985, in volume 10, pages 37-52
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Published in Entomological News, in 2001, in volume 112, pages 119-120
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Published in Journal of Raptor Research, in 1988, in volume 22, issue 1, pages 3-7
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Published in Torreya, in 1939, in volume 39, issue 1, pages 15-16
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Published in Revue Suisse De Zoologie, in 1957, in volume 64, pages 733-741
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Published in Journal of Raptor Research, in 1998, in volume 32, issue 3, pages 241-245
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Published in The Wilson Bulletin, in 1959, in volume 71, issue 4, pages 364-371
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Published in Transactions of The San Diego Society of Natural History, in 1973, in volume 17, pages 187-208
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Published in The Wilson Bulletin, in 1986, in volume 98, issue 1, pages 126-131
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Published in Torreya, in 1936, in volume 36, issue 6, pages 150-156
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Species and Speciation in Phylogenetic Systematics, with Examples from the North American Fish Fauna
Published in Annals of the Missouri Botanical Garden, in 1985, in volume 72, pages 596-635
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Published in Proceedings of The American Philosophical Society, in 1882, in volume 20, issue 111, pages 230-231
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Published in Proceedings of The American Philosophical Society, in 1905, in volume 44, issue 179, pages 66-68
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Published in Proceedings of The American Philosophical Society, in 1907, in volume 46, issue 185, pages 117-123
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Published in Torreya, in 1930, in volume 30, issue 4, pages 106-111
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Published in Torreya, in 1939, in volume 39, issue 3, pages 83-86
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Published in Journal of Arachnology, in 2010, in volume 38, issue 2, pages 387-390
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Published in Biol Bull, in 1987, in volume 173, pages 252-259
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Published in Transactions of the San Diego Society of Natural History, in 1976, in volume 18, pages 169-183
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Published in Botanical Gazette, in 1887, in volume 12, issue 3, pages 54-60
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Published in Bulletin of the British Ornithologists' Club, in 2014, in volume 134, issue 2, pages 134-144
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Published in Proceedings of the Biological Society of Washington, in 1976, in volume 89, pages 477-480
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Published in Proceedings of The American Philosophical Society, in 1908, in volume 47, issue 189, pages 302-328
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Published in Brimleyana, in 1993, in volume 18, pages 59-64
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Published in Journal of Raptor Research, in 2005, in volume 39, issue 4, pages 351-364
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Published in Asa Gray correspondence : letters from Asa Gray to various individuals, 1838-1931 (inclusive), 1838-1888 (bulk), pages 1-2
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Published in Bulletin of the British Ornithologists' Club, in 2013, in volume 133, issue 2, pages 125-156
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Published in Bulletin of the British Ornithologists' Club, in 2016, in volume 136, issue 4, pages 295-299
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Published in Bulletin of The British Ornithologists' Club, in 2008, in volume 128, issue 1, pages 17-27
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Published in Novon, in 1992, in volume 2, pages 385-388
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Published in Gardens' Bulletin, Singapore, in 2009, in volume 61, issue 1, pages 205-216
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Published in Spixiana, in 1978, in volume 1, pages 1-2
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Published in Torreya, in 1901, in volume 1, issue 7, pages 76-77
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Published in Raptor Research, in 1983, in volume 17, issue 1, pages 29-30
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Published in Rhodora, in 1955, in volume 57, issue 683, pages 310-319
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Published in Gardens' Bulletin, Singapore, in 1977, in volume 29, pages 3-11
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Published in Rhodora, in 1917, in volume 19, issue 220, pages 61-69
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Published in Mycologia, in 1913, in volume 5, issue 1, pages 6-10
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Published in Adansonia, in 1964, in volume 4, issue 1, pages 91-98
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Published in Spixiana, in 1982, in volume 5, pages 323-328
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Published in Palaeontology, in 1973, in volume 16, issue 2, pages 381-389
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Published in Proceedings of The Biological Society of Washington, in 1984, in volume 97, pages 103-118
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Published in Torreya, in 1939, in volume 39, issue 6, pages 177-183
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Published in Entomological News, in 1969, in volume 80, pages 185-191
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Published in Rhodora, in 1974, in volume 76, issue 806, pages 311
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Published in Mycologia, in 1921, in volume 13, issue 3, pages 184-187
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Published in American Fern Journal, in 1911, in volume 1, pages 141-143
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Published in Botanical Gazette, in 1883, in volume 8, issue 6, pages 238-239
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Published in Botanical Gazette, in 1888, in volume 13, issue 12, pages 323
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