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Published in Botanical Gazette, in 1890, in volume 15, issue 12, pages 339

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Published in Pan-Pacific Entomologist, in 1929, in volume 5, pages 175-180

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Published in Asa Gray correspondence. Senders A, in 1876, pages 1-2

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Published in Bulletin of The British Museum (Natural History) Entomology, in 1966, in volume 17, pages 457-464

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Published in Nautilis, in 1925, in volume 38, pages 83-85

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Published in Palaeontology, in 1965, in volume 8, issue 2, pages 272-280

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Published in Gardens' Bulletin Singapore, in 1967, in volume 22, issue 1, pages 107-112

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Published in Compositae Newsletter, in 2003, in volume 40, pages 47-49

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Published in Proceedings of the Malacological Society of London, in 1902, in volume 5, issue 1, pages 11

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