Diatoms of North AmericaDiatoms of North America
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Compare Nitzschia desertorum

Hust. 1949

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This species is similar in shape to N. compressa var. vexans, another species, like N. desertorum, described from the Middle East. Nitzschia desertorum is more linear, while N. compressa var. vexans is more angular and has the same number of striae as the number of fibulae.

LM scalebar = 10 µm
Nitzschia desertorum LM2 Nitzschia desertorum LM3 Nitzschia desertorum LM4 Nitzschia desertorum LM5 Nitzschia desertorum LM1
Length Range
13-22 µm
Width Range
3-4 µm
Striae in 10 µm
25-26

Nitzschia microcephala

Grunow 1880

Nitzschia microcephala LM1 Nitzschia microcephala LM4 Nitzschia microcephala LM2 Nitzschia microcephala LM5 Nitzschia microcephala LM3
Length Range
10-15 µm
Width Range
3 µm
Striae in 10 µm
Striae are not easily visible

Also compare to

Nitzschia compressa var. vexans

(Grunow) Lange-Bert. in Lange-Bert. and Krammer 1987