Eunotia implicata Nörpel, Alles & Lange-Bertalot; 1991; 206

Key references

Alles E., Nörpel-Schempp M., Lange-Bertalot H. 1991. Zur Systematik und Ökologie charakteristischer Eunotia-Arten (Bacillariophyceae) in elektrolytarmen Bachoberläufen. Nova Hedwigia. 53(1-2): 171-213.

Morphology

Size
22.4-32.6 µm long, 3.8-4.8 µm wide (UK population).

Shape
Valves weakly arcuate, ends slightly protracted and rounded; dorsal margin convex and with two small undulations, ventral margin slightly concave or almost straight; frustules in girdle view rectangular.

Symmetry
Dorsiventral, isopolar.

Striae
More or less parallel striae, 15-18 in 10 µm (UK population), 14-20 in 10 µm (Lange-Bertalot et al. 2011).

Raphe
Most of the raphe is on the mantle, a short part is bent dorsally and located on the valve face terminating very close to the poles.

Literature

References are given in chronological order.

Reference	Citation
Alles E., Nörpel-Schempp M., Lange-Bertalot H. 1991. Zur Systematik und Ökologie charakteristischer Eunotia-Arten (Bacillariophyceae) in elektrolytarmen Bachoberläufen. Nova Hedwigia. 53(1-2): 171-213.	Morphology; Ecology; Taxonomy;
Lange-Bertalot H., Bąk M., Witkowski A. 2011. Eunotia and some related genera. Diatoms of European Inland Waters and Comparable Habitats. A.R.G. Gantner Verlag K.G., Ruggell. 747 pp	Morphology; Ecology; Illustrations

Similar species not published on this website:

This page should be cited as:

Jüttner I. Eunotia implicata Nörpel, Alles & Lange-Bertalot; 1991; 206. In: Jüttner I., Carter C., Cox E.J., Ector L., Jones V., Kelly M.G., Kennedy B., Mann D.G., Turner J. A., Van de Vijver B., Wetzel C.E., Williams D.M.. Freshwater Diatom Flora of Britain and Ireland. Amgueddfa Cymru - National Museum Wales. Available online at https://naturalhistory.museumwales.ac.uk/diatoms/browsespecies.php?-recid=2540. [Accessed: ].

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