163,906 species and infraspecific names are in the database, 22,783 images, 63,105 bibliographic items, 484,277 distributional records.

Navicula protracta Grunow 1880

Publication details
Navicula protracta Grunow in Cleve & Grunow 1880: 35, pl. II [2]: fig. 38 (as 'Navicula (crucicula var.?) protracta' )

Published in: Cleve, P. T. & Grunow, A. (1880). Beiträge zur Kenntniss der arctischen Diatomeen. Kongliga Svenska Vetenskaps-Akademiens Handlingar 17(2): 1-121, 7 pls.
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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 Prestauroneis protracta (Grunow) Kulikovskiy & Glushchenko

Origin of species name
Adjective A (Latin), drawn out, lenghtened (Stearn 1973).

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

Nomenclatural notes
No type locality cited. - (6 Jul 2018) - M.D. Guiry

General environment
This is a brackish species.

Detailed distribution with sources
(as Navicula protracta Grunow)
Atlantic Islands: Iceland (Foged 1974).

Europe: Baltic Sea (Hällfors 2004), Britain (Hendey 1954, Hendey 1974, Hartley 1986, Sims 1996, Whitton & al. 2003), Czech Republic (Gross, Oesterhelt, Tischendorf & Lederer 2002 , Hasler, Handák & Handákova 2007, Veselá & Johansen 2009), France (Germain 1981, Anon. 2017), Germany (Reichardt 1984, Ludwig & Schnittler 1996, Rumrich, Lange-Bertalot & Rumrich 2000, Mauch & Schmedtje 2003), Ireland (Foged 1977, Wolnik & Carter 2014), Netherlands (Veen & al. 2015), North Macedonia (Levkov & Williams 2012), Romania (Caraus 2017), Slovakia (Hindák & Hindáková 2016 , Hindák & Hindáková 2016), Spain (Álvarez Cobelas & Estévez García 1982), Ukraine (Bukhtiyarova 1999).

North America: Alaska (Foged 1981), Laurentian Great Lakes (Stoermer, Kreis & Andresen 1999, Reavie & Andresen 2020), Québec (Poulin, Hamilton & Proulx 1995), Texas (Eberle 1982), United States of America (Patrick & Reimer 1966, Kociolek 2005, Eberle 2008).

Africa: Ghana (Foged 1966, Smith, Smith & Nii Yemoh Annang 2015).

Middle East: Turkey (Ersanli & Gönülol 2006, Ersnali & Gonulol 2007).

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

Asia: China (Hu & Wei 2006), Korea (Lee, Choi & Lee 1995), Mongolia (Edlund & al. 2001), Tajikistan (Barinova, Boboev & Hisoriev 2015).

Source of current name
Kulikovskiy, M., Glushchenko, A.M., Kuznetsova, I.V. & Genkal, S.I. (2016). [Identification book of diatoms from Russia]. pp. [1]-804, 165 pls. Yaroslavl: Filigran. [in Russian]

Key references
Cleve, P.T. (1894). Synopsis of the naviculoid diatoms. Part I. Kongliga Svenska Vetenskapsakademiens Handlingar Series 4 26(2): 1-194, 5 pls.

Eberle, M.E. (2008). Recent diatoms reported from the central United States: register of taxa and synonyms. Hays, Kansas: Department of Biological Sciences, Fort Hays State University. Latest electronic version: 5 December 2008.

Hustedt, F. (1930). Bacillariophyta (Diatomeae) Zweite Auflage. In: Die Süsswasser-Flora Mitteleuropas. Heft 10. (Pascher, A. Eds), pp. [i]-vii, [1]-466. Jena: Verlag von Gustav Fischer.

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.

Pankow, H. (1976). Algenflora der Ostsee. II. Plankton (einschliesslich benthischer Kieselalgen). pp. 1-493, 880 figs, 26 pls. Jena: Gustav Fischer.

Patrick, R.[M.] & Reimer, C.W. (1966). The diatoms of the United States exclusive of Alaska and Hawaii. Volume 1: Fragilariaceae, Eunotiaceae, Achnanthaceae, Naviculaceae. Monographs of the Academy of Natural Sciences of Philadelphia 13: 1-688.

Proshkina-Lavrenko, A.I. (Ed.) (1950). Diatomovyi Analiz. Opredelitel' iskopaemykh i sovremennykh diatomikh vodorosleyi. Poryadok Pennales [Diatom Analysis. Manual for identification of fossil and modern diatoms. Order Pennales]. Vol. 3 pp. 398, 117 plates. Moscow & Leningrad: Gosudarstvennoye Izdatel'stvo Geologicheskoy Literatury. [in Russian]

Reavie, E.D. & Andresen, N.A. (2020). Navicula from the coastal Laurentian Great Lakes. In: Monoraphid and naviculoid diatoms from the coastal Laurentian Great Lakes. Diatoms Monographs Vol. 19. (Reavie, E.D. & Andersen, N.A. Eds) Vol. 19, pp. [1]-202. Oberreifenberg: Koeltz Botanical Books.

Created: 11 April 2002 by M.D. Guiry

Verified by: 01 September 2021 by M.D. Guiry

Accesses: This record has been accessed by users 1077 times since it was created.

Verification of data
Users are responsible for verifying the accuracy of information before use, as noted on the website Content page.

References
(Please note: only references with the binomials in the title are included. The information is from the Literature database.)

Mann, D.G. (1988). Sexual reproduction and systematics of navicula protracta. Diatom Research 3(2): 227-236.

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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 25 October 2021.

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