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Navicula cincta has a small, indistinct central area formed by straight striae that are more widely and irregularly spaced in the middle.

LM scalebar = 10 µm
Navicula cari LM7 Navicula cari LM6 Navicula cari LM5 Navicula cari LM4 Navicula cari LM3 Navicula cari LM2 Navicula cari LM1
Length Range
27-52 µm
Width Range
6.3-9.0 µm
Striae in 10 µm
10-13

Navicula cincta

(Ehrenb.) Ralfs in A.Pritch. 1861

Navicula cincta LM7 Navicula cincta LM6 Navicula cincta LM5 Navicula cincta LM4 Navicula cincta LM3 Navicula cincta LM2 Navicula cincta LM1
Length Range
17-27 µm
Width Range
4.0-5.6 µm
Striae in 10 µm
9-10 in center valve, 11-13 at the apices