Dictyoneis
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Category
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ClassBacillariophyceae
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OrderDictyoniedales
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FamilyDictyoneidaceae
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Type SpeciesNavicula marginata F.W. Lewis
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Contributor
Displaying 0 of 0 species
Sorted from smallest to largest by maximum length
Citations & Links
Citations
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Publication Link: 10.1080/0269249X.1989.9705050
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Publication Link: 10.11646/phytotaxa.382.1.1
Links
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Index Nominum Algarum
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DiatomBase
Cite This Page
Sullivan, M., Frankovich, T., Ashworth, M., Lobban, C. (2024). Dictyoneis. In Diatoms of North America. Retrieved May 01, 2026, from https://diatoms.org/genera/dictyoneis?x-craft-preview=cab8b13ef68d1e257235fd2491770f51dfe0c9a6c0ad3b95411776e5316d603alxhbyabypv
Symmetric Biraphid
Dictyoneis
- “False loculi” within valve mantle
- Valve surface reticulate
- Frustule heavily silicified
- Chloroplasts with scalloped margins
Dictyoneis is most often found growing on sediments in tropical marine habitats. Many of the described species, however, appear to be extinct and are found only as fossils.
Cells are solitary, rectangular in girdle view, and heavily silicified. Valves are broadly lanceolate to panduriform, with subacute apices. Valve face merges...