Diatoms of North AmericaDiatoms of North America

Glossary

Like the rest of this website, the glossary is a work in progress. If we’ve missed a term, please contact us to let us know the term and references.

Isopolar

Isopolar describes valves in which the poles, or apices, of the apical axis are similar in size and shape. Isopolar valves are symmetric to the transapical axis.

See also heteropolar.

Citations

Isopolar
Image Credit: Marina Potapova
Navicula tripunctata has isopolar valves.
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