Petroneis
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Category
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ClassBacillariophyceae
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OrderLyrellales
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FamilyLyrellaceae
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Type SpeciesPetroneis humerosa (Bréb. ex W.Smith) A.J.Stickle and D.G.Mann
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Contributor
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Citations & Links
Citations
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Publication Link: 10.1080/09670260400024675
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Publication Link: 10.1111/j.1529-8817.2011.01087.x
Links
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Index Nominum Algarum
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DiatomBase
Cite This Page
Sullivan, M., Lobban, C., Ashworth, M., Frankovich, T. (2024). Petroneis. In Diatoms of North America. Retrieved July 26, 2024, from https://diatoms.org/genera/petroneis
Symmetric Biraphid
Petroneis
- Areolae coarse, punctate
- Internal proximal raphe ends hooked (SEM)
- Internal pore occlusions volate (SEM)
This taxon is found in sandy sediments of temperate to tropical marine waters. Cells are solitary, rectangular in girdle view, isovalvar, and heavily silicified. The valve outline is broadly linear to elliptic with either weakly drawn out, obtusely rounded, or rostrate apices. The valve face is flat, very gently curving at the valve...