| Locality | "The Arch", North Passage, Lord Howe Island. |
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| Collection date | 15/12/1986 |
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| Collectors (aggregated) | Kraft, G.T., Millar, A.J.K. |
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| Collecting no. | K-LHI-10744 |
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| Latitude | |
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| Longitude | |
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| Habitat | Thalli forming turfs on coral debris along the outer reef face south of North Passage at the dive site called "The Arch". |
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| State | New South Wales |
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| Country | |
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| Determined date | 01/02/2007 |
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| Type | |
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| Family | Dictyotaceae |
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| Genus | Dictyota |
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| Species | ceylanica |
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| Subspecies | |
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