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Diatoms of North America
Practitioners
Morphology
Centric
Araphid
Eunotioid
Symmetric Biraphid
Monoraphid
Asymmetric Biraphid
Epithemioid
Nitzschioid
Surirelloid
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S87-1b_ed_a.jpg
Species
Achnanthidium gracillimum
Site ID
ANSP SU000087
Name
Antes Creek at W.Branch Susquehanna River, PA
Caption
external view of the apex of rapheless valve
Coordinates
41.18764, -77.242
Scalebar = 2 µm
