Taxon Account

Navicula vaneei Lange-Bertalot; 1998; 89

Key references

Witkowski A., Lange-Bertalot H., Stachura K. 1998. New and confused species in the genus Navicula (Bacillariophyceae) and the consequences of restrictive generic circumscription. Cryptogamie, Algologie. 19(1-2): 83-108.

Morphology

Size
49-59 µm long, 10-12 µm wide (UK population); 40-80 µm long, 11-13 wide (Lange-Bertalot 2001).

Shape
Valves lanceolate with short protracted rounded ends.

Symmetry
Isopolar, bilaterally symmetrical.

Striae
Striae radiate in central part of valve, becoming more or less parallel away from centre, convergent near valve ends. Striae coarsely lineate, areolae visible in LM.

Axial area
Narrow linear axial area, slightly widening towards valve centre.

Central area
Moderately large rounded central area, approximately half the size of valve width, bordered by 2-4 shortened, often more distantly placed striae.

Raphe
Straight with expanded, drop-like proximal ends, ending within the central area; terminal fissures hooked at apices.

Literature

References are given in chronological order.

Reference
Citation
Metzeltin D., Witkowski A. 1996. Diatomeen der Bären-Insel Süßwasser- und marine Arten. Vol. 4. Iconographia Diatomologica. 286 pp Illustrations
Witkowski A., Lange-Bertalot H., Stachura K. 1998. New and confused species in the genus Navicula (Bacillariophyceae) and the consequences of restrictive generic circumscription. Cryptogamie, Algologie. 19(1-2): 83-108. Morphology; Taxonomy; Description; Type Illustration;
Lange-Bertalot H., Genkal S.I. 1999. Diatoms from Siberia I - Islands in the Arctic Ocean (Yugorsky-Shar Strait). Lange-Bertalot H. (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 6. Phytogeography-Diversity-Taxonomy. Koeltz Scientific Books, Königstein, Germany. 303 pp; 74 pls Illustrations
Lange-Bertalot H. 2001. Navicula sensu stricto, 10 genera seperated from Navicula sensu lato, Frustulia. 2. Lange-Bertalot H. (ed.), Diatoms of Europe, Diatoms of the European Inland waters and comparable habitats. A.R.G. Gantner Verlag K.G., Ruggell. 526 pp Morphology; Illustrations
Witkowski A., Cedro B., Kierzek A., Baranowski D. 2009. Diatoms as a proxy in reconstructing the Holocene environmental changes in the south-western Baltic Sea: the lower Rega River Valley sedimentary record. Hydrobiologia. 631: 155-172. Ecology
Potapova M. 2014. Diatoms of Bering Island, Kamchatka, Russia. Nova Hedwigia, Beiheft. 143: 63-102. Illustrations
Chudaev D.A., Kulikovskiy M.S., Komulaynen S.F. 2016. Species of Navicula s.str. (Bacillariophyceae, Naviculaceae) in the rivers of Murmansk region. Botaniski Zhurnal. 101(2): 142-154. Morphology; Illustrations

Similar Species

Similar species not published on this website:

Navicula subconcentrica H. Lange-Bertalot 2001; 2001; 71

This page should be cited as:

Jüttner I., Ector L. Navicula vaneei Lange-Bertalot; 1998; 89. 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=4642. [Accessed:  ].

Image Gallery

Record last modified: 27/12/2020