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Eunotia montuosa is most similar to E. subherkiniensis. Valves of E. montuosa are larger and broader than E. subherkiniensis (13-30 μm long, 4-8 μm wide) and have more acute dorsal undulations than E. subherkiniensis.

LM scalebar = 10 µm
Eunotia montuosa LM2 Eunotia montuosa LM3 Eunotia montuosa LM4 Eunotia montuosa LM1 Eunotia montuosa LM5 Eunotia montuosa LM6 Eunotia montuosa LM7
Length Range
31-59 µm
Width Range
7-13 µm
Striae in 10 µm
7-9 in the center valve, 10-14 at the ends

Also compare to

Eunotia subherkiniensis

Kütz.

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