Notes: annual, centric diatom, chain, worldwide, large 50-250um. ³

50-250 µm(L)

General description ⁴

Description: Cylindrical cells that form straight, curving and sometimes spiraling chains. Valves flat but with rounded edges. External process is marginal, and fits into a shallow depression in adjoining valve. Girdle bands appear as collars but hard to see. Small numerous chloroplasts.

Sources and Credits

1. (c) GTMResearchReserve, all rights reserved, uploaded by GTMResearchReserve
2. (c) GTM NERR, some rights reserved (CC BY-NC), https://www.flickr.com/photos/gtmnerr/24593734205/
3. (c) GTMResearchReserve, some rights reserved (CC BY-SA)
4. (c) Anna McGaraghan and Laura Beach, some rights reserved (CC BY-NC-SA), http://eol.org/data_objects/28723579

More Info

• iNat taxon page
• Biodiversity Heritage Library
• BOLD Systems BIN search
• Global Biodiversity Information Facility (GBIF)

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