163,425 species and infraspecific names are in the database, 22,770 images, 62,964 bibliographic items, 480,353 distributional records.

Navicula constans var. symmetrica Hustedt 1957

Publication details
Navicula constans var. symmetrica Hustedt 1957: 289, figs 40, 41

Published in: Hustedt, F. (1957). Die Diatomeenflora des Fluß-systems der Weser im Gebiet der Hansestadt Bremen. Abhandlungen der Naturwissenschaftlichen Verein zu Bremen 34(3): 181-440, 1 pl.

Type species
The type species (holotype) of the genus Navicula is Navicula tripunctata (O.F.Müller) Bory.

Status of name
This name is currently regarded as a synonym of Placoneis symmetrica (Hustedt) Lange-Bertalot

Origin of species name
Participle B (Latin), constant, uniform, consistent, consisting of (Stearn 1973).

Synonym(s)
No synonyms are currently included in AlgaeBase.

General environment
This is a freshwater species.

Detailed distribution with sources (Click to Load)

Source of current name
Hofmann, G., Werum, M. & Lange-Bertalot, H. (2013). Diatomeen im Süßwasser—Benthos von Mitteleuropa. Bestimmungsflora Kieselalgen für die ökologische Praxis. Über 700 der häufigsten Arten und ihre Ökologie. pp. [1]-908, 133 pls. Königstein: Koeltz Scientific Books.

Key references
Krammer, K. & Lange-Bertalot, H. (1986). Bacillariophyceae 1 Teil: Naviculaceae. In: Süßwasserflora von Mitteleuropa. Begründet von A. Pascher. Herausgegeben von. H. Ettl, J. Gerloff, H. Heynig & D. Mollenhauer. Band 2/1. pp. [i]-xvi, [1]-876, 206 pls with 2976 figures. Stuttgart & New York: Gustav Fischer Verlag.

Sims, P.A. (ed.) (1996). An atlas of British diatoms arranged by B. Hartley based on illustrations by H.G. Barber and J.R. Carter. pp. [2], 1-601, incl. 290 pls. Bristol: Biopress Ltd.

Created: 11 April 2002 by M.D. Guiry

Verified by: 20 June 2018 by M.D. Guiry

Accesses: This record has been accessed by users 600 times since it was created.

Verification of data
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Linking to this page: http://www.algaebase.org/search/species/detail/?species_id=33734

Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2021. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 27 September 2021.

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