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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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Pinnularia_borealis_lanceolata_origimag2002.jpg
Species
Pinnularia borealis var. lanceolata
Caption
Tafel 388, figs. 16, 17. Pinnularia borealis var. lanceolata (Hustedt in Schmidt et al. 1934).
