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Diatoms of North America
Practitioners
Morphology
Centric
Araphid
Eunotioid
Symmetric Biraphid
Monoraphid
Asymmetric Biraphid
Epithemioid
Nitzschioid
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What are diatoms?
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ULacus_1093_60.4_.jpg
Species
Ulnaria acus
Slide Number
ILL 2015 Class Collection 2015-017
Site ID
ILL 2015 Class Collection 2015-017
Name
Becks Canal, West Lake Okobojii, Dickinson County, Iowa, USA
Coordinates
43.375253, -95.172918
Scalebar = 10 µm