Diatoms of North AmericaDiatoms of North America
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Compare Eunotia novaeangliae

J.Veselá and J.R.Johans. 2014

Compare

This taxon has been misidentified as E. incisa in a number of studies. Eunotia incisa has much broader valves, thus smaller length-to-width ratio and generally coarser striae.

LM scalebar = 10 µm
Eunotia 143 080B A 1600X Ps Eunotia 136 080B A 1600X Ps Eunotia 139 080B A 1600X Ps Eunotia 18 107A A 1600X Ps Eunotia 133 080B A 1600X Ps Eunotia 157 080B A 1600X Ps Eunotia Sp30Um 1 068B A 1600X Ps
Length Range
15–54 µm
Width Range
2.0–2.6 µm
Striae in 10 µm
21–22

Eunotia incisa

W.Sm. ex W.Greg. 1854

Eunotia incisa LM6 Eunotia incisa LM5 Eunotia incisa LM4 Eunotia incisa LM3 Eunotia incisa LM2 Eunotia incisa LM1 Eunotia incisa LM7
Length Range
12-50 µm
Width Range
2.8-5.0 µm
Striae in 10 µm
16-21 in the center valve