Taxon Account

Eunotia incisa W.Smith ex W.Gregory; 1854; 96

Key references

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

Shape
Valves with convex dorsal margin and almost straight ventral margin; ends protracted and rounded; frustules in girdle view rhomboidal or trapeziform and slightly asymmetrical.

Symmetry
Dorsiventral, often heteropolar.

Striae
Striae slightly radiate in the central part of the valve, becoming more radiate at the poles.

Raphe
Short raphe on mantle, short terminal fissures end well short of the poles, giving the ends a 'nose-like' or 'shark face-like' appearance.

Literature

References are given in chronological order.

Reference
Citation
Gregory W. 1854. Notice of the new forms and varieties of known forms occurring in the diatomaceous earth of Mull; with remarks on the classification of the Diatomaceae. Quarterly Journal of Microscopical Science, London. 2: 90-100; pl. IV. Morphology; Illustrations; Description
Krammer K., Lange-Bertalot H. 1991. Süßwasserflora Mitteleuropas. Bacillariophyceae. 3. Teil. Centrales, Fragilariaceae, Eunotiaceae. Eds Ettl H., Gerloff J., Heynig H., Mollenhauer D., Gustav Fischer Verlag, Stuttgart. 576 pp Morphology; Illustrations; Taxonomy
Ortiz-Lerín R., Cambra J. 2007. Distribution and taxonomic notes of Eunotia Ehrenberg 1837 (Bacillariophyceae) in rivers and streams of Northern Spain. Limnetica. 26(2): 415-434. Morphology; Ecology; Illustrations
Furey P. C., Lowe R. L., Johansen J. R. 2011. Eunotia Ehrenberg (Bacillariophyta) of the Great Smoky Mountains National Park, USA. Bibliotheca Diatomologica. Vol. 56. 133 pp Morphology; Illustrations; Ecology
Hofmann G., Werum M., Lange-Bertalot H. 2011. Diatomeen im Süßwasser-Benthos von Mitteleuropa. A.R.G. Gantner, Ruggell. 908 pp Morphology; Illustrations
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

Similar species not published on this website:

Eunotia boreoalpina Lange-Bertalot & Nörpel-Schempp; 1998; 52

Eunotia incisadistans Lange-Bertalot & Sienkiewicz; 2011; 122

This page should be cited as:

Jones V., Cox E. J., Jüttner I. Eunotia incisa W.Smith ex W.Gregory; 1854; 96. 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=2392. [Accessed:  ].

Image Gallery

Record last modified: 27/12/2020