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Diatoms of North AmericaDiatoms of North America
Diatoms of North America
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Diatoms of North America

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Halamphora elongata orig illus
Aneumastus carolinianus orig illus
Aneumastus minor orig illus
Aneumastus minor orig illus
Navicula pseudotuscula orig illus
Achnanthes nodosa orig illus
Achnanthes pusilla orig illus
 Achnanthes pyrenaica orig illus
Achnanthes reimeri orig ilus
Achnanthes reimeri orig ilus 2
Achnanthidium rivularae orig illus
Achnanthidium rivulare orig illus
Achnanthes tumescens orig illus
Encyonema auerswaldii orig illus
Melosira canadensis orig illus
Achnanthes undulorostrata orig illus
Navicula aponica var. brachysira orig desc
Navicula aponica var. brachysira orig illus
 Anomoeoneis follis var. hannae orig illus
Brachysira neoacuta orig illus
 Navicula circumtexta orig illus
Berkella linearis orig illus
Boreozonacola hustedtii orig illus
Boreozonacola hustedtii orig illus 2
Boreozonacola hustedtii orig illus 3
Navicula pseudosilicula var. olympica orig illus
Navicula mobiliensis LECTOTYPE
Brachysira arctoborealis orig illus
Brachysira arctoborealis orig illus 2
Brachysira arctoborealis orig illus 3
Brachysira brebissonii Ross "Morphotyp major"
Brachysira ocalanensis orig illus
Surirella solea orig illus
Attheya zachariasii orig illus
Cocconeis pseudothumensis orig illus
Cymbella lunata orig illus
Cavinula maculata orig illus
Cocconeis fluviatilis orig illus
Cymbella ventricosa var. groenlandica  orig illus
Craticula accomodiformis orig illus
Cymbella affinis orig illus
Cyclotella bodanica orig illus
Cyclotella comensis orig illus
Cyclotella delicatula orig illus
Cyclotella delicatula orig illus 2
Cyclotella michiganiana orig illus
Cymbella proxima orig illus
Cyclotella quillensis orig illus
Cystauroneif  Or Ill
Cyclotella tholioformis orig illus
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Diatoms of North America

The source for diatom identification and ecology

Cite as: Spaulding et al. 2021. Diatoms.org: supporting taxonomists, connecting communities. Diatom Research 36(4): 291-304. https://doi.org/10.1080/0269249X.2021.2006790

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