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Placoneis symmetrica (Hustedt) Lange-Bertalot 2005

Publication details
Placoneis symmetrica (Hustedt) Lange-Bertalot in Metzeltin, Lange-Bertalot & F.García-Rodríguez 2005: 197

Published in: Metzeltin, D., Lange-Bertalot, H. & García-Rodriguez, F. (2005). Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. Iconographia Diatomologica 15: 1-736.

Type species
The type species (lectotype) of the genus Placoneis is Placoneis gastrum (Ehrenberg) Mereschkowsky.

Status of name
This name is of an entity that is currently accepted taxonomically.

Basionym
Navicula constans var. symmetrica Hustedt

Homotypic Synonym(s)
Navicula constans var. symmetrica Hustedt 1957
Placoneis constans var. symmetrica (Hustedt) H.Kobayasi 2002

General environment
This is a freshwater species.

Detailed distribution with sources
(as Navicula constans var. symmetrica Hustedt)
Europe: Britain (Hartley 1986, Sims 1996, Whitton & al. 2003), Germany (Ludwig & Schnittler 1996, Rumrich, Lange-Bertalot & Rumrich 2000, Mauch & Schmedtje 2003), Netherlands (Veen & al. 2015).

North America: Arkansas (Smith 2010), Laurentian Great Lakes (Stoermer, Kreis & Andresen 1999), United States of America (Kociolek 2005).

Africa: Ghana (Foged 1966, Foged 1966).

South-west Asia: Khandesh (Jaiswal 2017).

South-east Asia: Thailand (Foged 1972).

(as Placoneis constans var. symmetrica (Hustedt) H.Kobayasi)
South America: Brazil (Moresco & Rodrigues 2016).

Africa: Ghana (Smith, Smith & Nii Yemoh Annang 2015).

(as Placoneis symmetrica (Hustedt) Lange-Bertalot)
Europe: Germany (Cantonati & al. 2017, Reichardt 2018, Hofmann & al. 2018, Stutz & Mattern & al. 2018), Netherlands (Veen & al. 2015), North Macedonia (Levkov & Williams 2012), Scandinavia (Karlason & al. 2018).

Africa: Côte d'Ivoire (Ivory Coast) (N’Guessan & al. 2018).

South-west Asia: India (Gupta & Das 2020).

Key references
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.

Lange-Bertalot, H., Hofmann, G., Werum, M. & Cantonati, M. (2017). Freshwater benthic diatoms of Central Europe: over 800 common species used in ecological assessments. English edition with updated taxonomy and added species (Cantonati, M. et al. eds). pp. [1]-942, 135 pls. Schmitten-Oberreifenberg: Koeltz Botanical Books.

Reichardt, E. (2018). Die Diatomeen im Gebiet der Stadt Treuchtlingen. pp. [1]-576 (Band 1); 579-1184 (Band 2), incl 451 pls. München: Bayerische Botanische Gesellschaft [Selbstverlag der Gesellschaft].

Created: 30 January 2008 by M.D. Guiry

Verified by: 20 March 2019 by M.D. Guiry

Accesses: This record has been accessed by users 294 times since it was created.

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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 20 September 2021.

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