Odontidium
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Category
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ClassBacillariophyceae
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OrderFragilariales
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FamilyFragilariaceae
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Type SpeciesOdontidium hyemale (Roth) Kützing
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ContributorIan Bishop - Apr 2017
Displaying 2 of 2 species
Sorted from smallest to largest by maximum length
Citations & Links
Citations
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Publication Link: http://dx.doi.org/10.11646/phytotaxa.234.1.1
Links
Cite This Page
Bishop, I. (2017). Odontidium. In Diatoms of North America. Retrieved May 01, 2026, from https://diatoms.org/genera/odontidium?x-craft-preview=409442409a997390693ff24c7010fd6f1c96fb56f8f091fa016a63de9a54aaccecpiqubknd
Araphid
Odontidium
- Sternum distinct
- Transapical ribs heavily silicified
- Spines simple
- Girdle structure complex
- Rimoportula present
Frustules of Odontidium have heavily silicified transapical ribs that extend internally from the valve face. The sternum is distinct, and may be relatively broad, or may be narrow. Spines are simple and located at the valve face/mantle boundary. Spines are considered non-functional. Girdle band structure is complex, with many alternating...