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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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What are diatoms?
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ncpa0173_06ed.jpg
Species
Nupela lapidosa
Site ID
ANSP GCM4388
Name
Calhoun Branch of Trout Run, PA
Caption
External view of raphe valve
Coordinates
41.45117, -77.94769
Scalebar = 2 µm
