Published in Bulletin of The British Ornithologists' Club, in 1988, in volume 108, pages 100

Created: 2012-12-03, modified: 2012-12-03

Published in Nemouria, in 1973, in volume 11, pages 1-73

Created: 2014-09-30, modified: 2014-09-30

Published in Bulletin of The British Ornithologists' Club, in 1982, in volume 102, pages 84-85

Created: 2012-12-03, modified: 2012-12-03

Published in Forktail, in 1987, in volume 3, pages 68-69

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Published in Fieldiana, Zool., in 1965, in volume 44, pages 207-216

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Published in Proceedings of The Biological Society of Washington, in 1960, in volume 73, pages 57-61

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Published in Proceedings of The Biological Society of Washington, in 1952, in volume 65, pages 193-195

Created: 2011-07-31, modified: 2011-07-31

Published in Bulletin of The British Ornithologists' Club, in 1982, in volume 102, pages 85-86

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Published in Bulletin of The British Ornithologists' Club, in 1981, in volume 101, pages 370

Created: 2012-12-03, modified: 2012-12-03

Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 17-20

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Published in Annals of Carnegie Museum, in 1990, in volume 59, issue 1, pages 49-60

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Published in Annals of the Carnegie Museum, in 1960, in volume 35, pages 331-340

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Published in Proceedings of The Biological Society of Washington, in 1966, in volume 79, pages 1-12

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Published in Bulletin of The British Ornithologists' Club, in 1970, in volume 90, pages 154-157

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Published in Bulletin of The British Ornithologists' Club, in 1968, in volume 88, pages 24-25

Created: 2012-12-03, modified: 2012-12-03

Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 148-150

Created: 2012-12-03, modified: 2012-12-03

Published in Annals of the Carnegie Museum, in 1958, in volume 35, pages 117-125

Created: 2017-03-19, modified: 2017-03-19

Published in Proceedings of The Biological Society of Washington, in 1958, in volume 71, pages 95-106

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Published in Proceedings of The Biological Society of Washington, in 1960, in volume 73, pages 215-219

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Published in Bulletin of The British Ornithologists' Club, in 1979, in volume 99, pages 72-75

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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 81-83

Created: 2012-12-03, modified: 2012-12-03

Published in Bulletin of The British Ornithologists' Club, in 1966, in volume 86, pages 82-86

Created: 2012-12-03, modified: 2012-12-03

Published in Nemouria, in 1976, in volume 18, pages 1-9

Created: 2014-09-30, modified: 2014-09-30

Published in Annals of the Carnegie Museum, in 1964, in volume 38, pages 49-67

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Published in Annals of the Carnegie Museum, in 1963, in volume 36, pages 129-132

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Published in Bulletin of The British Ornithologists' Club, in 1990, in volume 110, pages 175-179

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Published in Annals of the Carnegie Museum, in 1955, in volume 33, pages 287-293

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Published in Annals of the Carnegie Museum, in 1954, in volume 33, issue 8, pages 149-178

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Published in Annals of the Carnegie Museum, in 1995, in volume 64, issue 3, pages 253

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Published in Proceedings of The Biological Society of Washington, in 1970, in volume 83, pages 203-214

Created: 2011-06-10, modified: 2011-06-21

Published in Proceedings of The Biological Society of Washington, in 1969, in volume 82, pages 233-241

Created: 2011-07-31, modified: 2011-07-31

Published in Annals of the Carnegie Museum, in 1967, in volume 39, pages 85-89

Created: 2017-10-22, modified: 2017-10-22

Published in Bulletin of The British Ornithologists' Club, in 1965, in volume 85, pages 137-139

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Published in Nemouria, in 1988, in volume 30, pages 1-8

Created: 2014-09-30, modified: 2014-09-30

Published in Postilla, in 1962, in volume 67, pages 1-8

Created: 2013-03-01, modified: 2013-03-01

Published in Bulletin of The British Ornithologists' Club, in 1996, in volume 116, pages 123-125

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Published in Nemouria, in 1971, in volume 4, pages 1-67

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Published in The Wilson Bulletin, in 1954, in volume 66, issue 2, pages 89-92

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Published in Proceedings of The Biological Society of Washington, in 1984, in volume 97, pages 788-791

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Published in Bulletin of the British Ornithologists' Club, in 1993, in volume 113, issue 1, pages 21-23

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Published in Bulletin of The British Ornithologists' Club, in 1991, in volume 111, pages 104-110

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Published in The Wilson Bulletin, in 1961, in volume 73, issue 4, pages 374-379

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Published in Bull Brit Ornithol Club, in 1960, in volume 80, pages 76-78

Created: 2012-12-03, modified: 2012-12-03

Published in Bulletin of The British Ornithologists' Club, in 1961, in volume 81, pages 33

Created: 2012-12-03, modified: 2012-12-03

Published in Bulletin of The British Ornithologists' Club, in 1986, in volume 106, pages 22-32

Created: 2012-12-03, modified: 2012-12-03

Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 83-85

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Published in The Wilson Bulletin, in 1974, in volume 86, issue 3, pages 301-302

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Published in The Wilson Bulletin, in 1963, in volume 75, issue 3, pages 289-294

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Published in Bulletin of the British Ornithologists' Club, in 1971, in volume 91, issue 4, pages 96-98

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Published in Bull Brit Ornithol Club, in 1963, in volume 83, pages 7-8

Created: 2012-12-03, modified: 2012-12-03