Diatoms of North AmericaDiatoms of North America
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Compare Stauroneis angustilancea

Lange-Bert. and Metzeltin in Werum and Lange-Bert. 2004

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Stauroneis angustilancea is larger and has more widely spaced striae and areolae than S. anceps.

LM scalebar = 10 µm
Stauroneis angustilancea LM7 Stauroneis angustilancea LM6 Stauroneis angustilancea LM5 Stauroneis angustilancea LM4 Stauroneis angustilancea LM3 Stauroneis angustilancea LM2 Stauroneis angustilancea LM1
Length Range
79-125 µm
Width Range
15-21 µm
Striae in 10 µm
15-20

Stauroneis anceps

Ehrenb. 1843

Stauroneis anceps LM7 Stauroneis anceps LM6 Stauroneis anceps LM5 Stauroneis anceps LM2 Stauroneis anceps LM4 Stauroneis anceps LM3 Stauroneis anceps LM1
Length Range
48-76 µm
Width Range
12-15 µm
Striae in 10 µm
19-21