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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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slide04.jpg
Species
Actinocyclus normanii
Site ID
MBE416
Name
Saginaw Bay, Lake Huron, Michigan
Caption
SEM image showing external opening of rimoportulae and pseudonodulus
Coordinates
43.567582, -83.660751
Notes
Image by Mark Edlund
Scalebar = 10 µm