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Published in Bulletin of The African Bird Club, in 2004, in volume 11, issue 1, pages 44-45

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Published in Biol Bull, in 1999, in volume 197, pages 341-347

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Published in Bulletin of The British Ornithologists' Club, in 1988, in volume 108, pages 154-159

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Published in Journal of The Entomological Society of British Columbia, in 1998, in volume 95, pages 33-52

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