Nitzschia angustatula may prove to be conspecific, as the dimensions (L = 13-24 µm, W = 4 µm, S = 16-20 in 10 µm) overlap between the two taxa. Also compare with Nitzschia compressa and N. compressa var. vexans.
BioData Reference
Krammer and Lange-Bertalot 2/2 Pl 36 Fig 6-10
BioData Reference
Krammer and Lange-Bertalot 2/2 Pl 38 Fig 5-8
BioData Reference
Krammer and Lange-Bertalot 2/2 Pl 37 Fig 9 10
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