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Diatoms of North America
Practitioners
Morphology
Centric
Araphid
Eunotioid
Symmetric Biraphid
Monoraphid
Asymmetric Biraphid
Epithemioid
Nitzschioid
Surirelloid
Genera
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Glossary
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What are diatoms?
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BIundulata_622_30.9.jpg
Species
Biremis undulata
Slide Number
Science Museum of Minnesota, Andresen-DL-SFB-80, MBE2335
Site ID
sediment core SFB-5, total core length 176 cm, water depth 21 m slide SFB-5-80 from 80 cm core depth
Name
Douglas Lake, South Fishtail Bay, Cheboygan County, Michigan
Caption
Valve view
Notes
Image by Norman Andresen
Scalebar = 10 µm