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Diatoms of North America
Practitioners
Morphology
Centric
Araphid
Eunotioid
Symmetric Biraphid
Monoraphid
Asymmetric Biraphid
Epithemioid
Nitzschioid
Surirelloid
Genera
Species
Glossary
About Us
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Projects
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What are diatoms?
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Navicula_subwalkeri_SEM_outsidecenter.jpg
Species
Navicula subwalkeri
Site ID
MDC 500101
Name
North Umpqua River, Douglas County, Oregon
Caption
valve center, exterior
Coordinates
43.3106, -122.1547
Notes
M. Potapova photo
Scalebar = 2 µm
