Diatoms of North AmericaDiatoms of North America
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Compare Stauroneis superkuelbsii

Bahls 2010

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Stauroneis kuelbsii is very similar to S. superkuelbsii, but much smaller and with a higher stria density. Stauroneis heinii is similar in size and dimensions to S. superkuelbsii, but is easily separated by its wider apices, wider stauros, and rounded (not elongate) areolae bordering the stauros.

LM scalebar = 10 µm
Stauroneis superkuelbsii LM6 Stauroneis superkuelbsii LM5 Stauroneis superkuelbsii LM4 Stauroneis superkuelbsii LM3 Stauroneis superkuelbsii LM2 Stauroneis superkuelbsii LM1
Length Range
80-156 µm
Width Range
18-34 µm
Striae in 10 µm
15-18

Stauroneis heinii

Lange-Bert. and Krammer 1999

Stauroneis heinii LM7 Stauroneis heinii LM6 Stauroneis heinii LM5 Stauroneis heinii LM2 Stauroneis heinii LM1 Stauroneis heinii LM4
Length Range
116-191 µm
Width Range
22-36 µm
Striae in 10 µm
15-17

Also compare to

Stauroneis kuelbsii

Lange-Bert. in Van de Vijver et al.