Published in Biodiversity Journal, in 2016, in volume 7, issue 1, pages 17-20

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Published in Zoological Science, in 1992, in volume 9, pages 1081-1085

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Published in Forktail, in 2013, in volume 29, pages 43-47

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Published in Zoological Science, in 1990, in volume 7, pages 217-222

Created: 2012-09-19, modified: 2012-09-19

Published in Biodiversity Journal, in 2013, in volume 4, issue 3, pages 387-394

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Published in Bulletin of The British Ornithologists' Club, in 2001, in volume 121, pages 107-110

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

Published in Zoological Science, in 1992, in volume 9, pages 349-356

Created: 2012-09-19, modified: 2012-09-19

Published in Zoological Science, in 1992, in volume 9, pages 1037-1045

Created: 2012-09-19, modified: 2012-09-19

Published in Biodiversity Journal, in 2015, in volume 6, issue 4, pages 831-836

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Published in Forktail, in 2009, in volume 25, pages 104-116

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

Published in Bulletin of The Natural History Museum Zoology Series, in 1998, in volume 64, pages 97-109

Created: 2012-12-23, modified: 2012-12-23

Published in Bulletin of The British Ornithologists' Club, in 2010, in volume 130, issue 3, pages 154-165

Created: 2015-05-17, modified: 2015-05-17