Stidolph, S.R. (1992). Observations and remarks on the morphology and taxonomy of the diatom genera Gyrosigma Hassall and Pleurosigma W. Smith III. Gyrosigma sterrenburgii sp. nov. and Pleurosigma amara sp. nov. Diatom Research, 7(2): 345-366
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Stidolph, S.R.
1992
Observations and remarks on the morphology and taxonomy of the diatom genera Gyrosigma Hassall and Pleurosigma W. Smith III. Gyrosigma sterrenburgii sp. nov. and Pleurosigma amara sp. nov.