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Campyloneis (Bacillariophyceae)

Campyloneis grevillei, external view of 'sternum' valve lacking raphe (scale 2 µm)
SEM Photograph by De Stefano et al. 2003, abstract posted online

 

Campyloneis grevillei, external view of raphe-bearing valve (scale 5 µm)
SEM Photograph by De Stefano et al. 2003, abstract posted online

 

Campyloneis grevillei var. argus, external view of 'sternum' valve lacking raphe (scale 5 µm)
SEM Photograph by De Stefano et al. 2003, abstract posted online

 

Campyloneis grevillei var. argus, internal view of 'sternum' valve lacking raphe (scale 10 µm)
SEM Photograph by De Stefano et al. 2003, abstract posted online

 

Campyloneis grevillei var. argus, external view of raphe-bearing valve (scale 10 µm)
SEM Photograph by De Stefano et al. 2003, abstract posted online

 

Campyloneis grevillei var. argus, external view of raphe-bearing valve (scale 5 µm)
SEM Photograph by De Stefano et al. 2003, abstract posted online

 

Reference:

De Stefano, M., H.C.F. Wiebe, and D.M. Kooistra 2003. Morphology of the diagom genus Campyloneis (Bacillariophyceae, Bacillariophyta), with a description of Campyloneis juliae sp. no. and an evaluation of the function of the valvocopulae. J. Phycol. 39(4):735-753.

 

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