Taxon Account

Psammothidium levanderi (Hustedt) Bukhtiyarova; 2008; 62

Key references

Heudre D., Wetzel C.E., Moreau L., Ector L. 2017. Diatoms of Gérardmer Lake (Vosges, France). Nova Hedwigia, Beiheft. 146: 253-277.

Morphology

Size
6.5-11 µm long, 4.0-5.0 µm wide (UK population).

Shape
Valves elliptic with broadly rounded ends.

Symmetry
Isopolar, bilaterally symmetrical, heterovalvar.

Striae
Striae radiate on both valves, areolae sometimes discernible; 24-28 in 10 µm (UK population), 22-28 in 10 µm (Krammer & Lange-Bertalot 2004).

Axial area
Narrow, linear on raphe valve; lanceolate on rapheless valve.

Central area
On raphe valve small, irregular, rounded, rhombic, transverse elliptic or rectangular; on rapheless valve a wide rhombic or elliptic-rhombic, irregular area formed by axial and central area.

Raphe
Raphe straight with expanded, teardrop-shaped proximal ends.

Literature

References are given in chronological order.

Reference
Citation
Hustedt F. 1933. Die Kieselalgen Deutschlands, Österreichs und der Schweiz unter Berücksichtigung der übrigen Länder Europas sowie der angrenzenden Meeresgebiete. 7 (Teil 2, Lief. 3). In: L. Rabenhorst (ed.), Kryptogamen Flora von Deutschland, Österreich und der Schweiz. Akademische Verlagsgesellschaft m.b.h., Leipzig. 321-433 pp; 781-880 pls. Morphology; Taxonomy; Description; Type Illustration
Simonsen R. 1987. Atlas and Catalogue of the Diatom Types of Friedrich Hustedt. J. Cramer in der Gebrüder Borntraeger Verlagsbuchhandlung, Berlin, Stuttgart. Morphology; Type Illustration
Lange-Bertalot H., Krammer K. 1989. Achnanthes eine Monographie der Gattung mit Definition der Gattung Cocconeis und Nachträgen zu den Naviculaceae. Bibliotheca Diatomologica Vol. 18. 393 pp; 100 pls Morphology; Type Illustration; Ecology
Czarnecki D.B., Edlund M.B. 1995. New combinations for some taxa of Achnanthes. Diatom Research. 10(1): 207-209. Taxonomy
Bukhtiyarova L., Round F.E. 1996. Revision of the genus Achnanthes sensu lato. Psammothidium, a new genus based on A. marginulatum. Diatom Research. 11(1): 1-30. Morphology; Type Illustration
Krammer K., Lange-Bertalot H. 2004. Süßwasserflora Mitteleuropas. Bacillariophyceae. 4. Teil. Achnanthaceae. Kritische Ergänzungen zu Achnanthes s.l., Navicula s.str., Gomphonema. Eds Ettl H., Gärtner G., Heynig H., Mollenhauer D., Gustav Fischer Verlag, Stuttgart. 468 pp Morphology; Illustrations; Ecology
Bukhtiyarova L.N. 2008. Revision of the genus Achnanthes Bory s. lato (Bacillariophyta). 2. New monosutral genera and the key for their identification. International Journal on Algae. 10(1): 50-72. Taxonomy
Blanco S., Pla-Rabès S., Wetzel C.E., Granados I. 2017. A new Psammothidium species (Bacillariophyta, Achnanthidiaceae) from Cimera Lake (Gredos Mountain Range), Central Spain. Cryptogamie, Algologie. 38(1): 17-29. Morphology; Type Illustration
Heudre D., Wetzel C.E., Moreau L., Ector L. 2017. Diatoms of Gérardmer Lake (Vosges, France). Nova Hedwigia, Beiheft. 146: 253-277. Morphology; Taxonomy; Type Illustration
This page should be cited as:

Jüttner I., Wetzel C.E., Ector L. Psammothidium levanderi (Hustedt) Bukhtiyarova; 2008; 62. In: Jüttner I., Bennion H., Carter C., Cox E.J., Ector L., Flower R., Jones V., Kelly M.G., Mann D.G., Sayer C., Turner J. A., 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=3990. [Accessed:  ].

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Record last modified: 29/09/2021