163,335 species and infraspecific names are in the database, 22,769 images, 62,932 bibliographic items, 478,463 distributional records.

Nitzschia sigma (Kützing) W.Smith 1853

Classification:
Empire Eukaryota
Kingdom Chromista
Phylum Bacillariophyta
Subphylum Bacillariophytina
Class Bacillariophyceae
Subclass Bacillariophycidae
Order Bacillariales
Family Bacillariaceae
Genus Nitzschia

Pictures

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Nitzschia sigma (Kützing) W.Smith
Estepona, Malaga province, Spain; Imaged with a Planapo 63x/1.4, DIC, 450 µm length and 10 µm width, stacked and stitched in Photoshop, Marine sample, Alboran Sea. . 27 Aug 2019. Forbes Pettigrew. © Forbes Pettigrew .

 

Gomphonema bipunctatum Krasske

Nitzschia sigma (Kützing) W.Smith Estepona, Malaga province, Spain; Imaged with a Planapo 63x/1.4, DIC, 450 µm length and 10 µm width, stacked and stitched in Photoshop, Marine sample, Alboran Sea.
© Forbes Pettigrew

Publication details
Nitzschia sigma (Kützing) W.Smith 1853: 39, pl. 13: fig. 108

Published in: Smith, W. (1853). A synopsis of the British Diatomaceae; with remarks on their structure, function and distribution; and instructions for collecting and preserving specimens. The plates by Tuffen West. In two volumes. Vol. 1. pp. [i]-xxxiii, 1-89, pls I-XXXI. London: John van Voorst, Paternoster Row.
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Type species
The type species (holotype) of the genus Nitzschia is Nitzschia elongata Hassal.

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

Basionym
Synedra sigma Kützing

Type information
Type locality: aus der Ostsee bei Hofmannsgave (Index Nominum Algarum).

Homotypic Synonym(s)
Synedra sigma Kützing 1844
Homoeocladia sigma (Kützing) Kuntze 1898
Sigmatella sigma (Kützing) Frenguelli 1923

Heterotypic Synonym(s)
Nitzschia sigma var. genuina Grunow 1878
Nitzschia sigma var. undulata M.H.Hohn & J.Hellerman 1966

General environment
This is a brackish species.

Detailed distribution with sources (Click to Load)

Key references
Aboal, M., Álvarez Cobelas, M., Cambra, J. & Ector, L. (2003). Floristic list of non-marine diatoms (Bacillariophyceae) of Iberian Peninsula, Balearic Islands and Canary Islands. Updated taxonomy and bibliography. Diatom Monographs 4: 1-639.

Al-Handal, A.Y. & Al-Shaheen, M.A. (2019). Diatoms in the wetlands of Southern Iraq. Bibliotheca Diatomologica 67: [1]-252, incl. 62 pls (652 figs), 1 map.

Hendey, N.I. (1964). An introductory account of the smaller algae of British coastal waters. Part V: Bacillariophyceae (diatoms). pp. [i]-xxii, 1-317. London: Ministry of Agriculture, Fisheries and Food, Fishery Investigations. Her Majesty’s Stationery Office.

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.

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.

John, J. (2018). Diatoms from Tasmania: taxonomy and biogeography. The diatom flora of Australia Volume 2. pp. [1]-656, 351 figs. Schmitten - Oberreifenberg: Koeltz Botanical Books.

John, J. (2020). Diatoms from arid Australia: taxonomy and biogeography. The diatom flora of Australia Volume 3. pp. [1]-578, 341 figs. Schmitten – Oberreifenberg: Koeltz Botanical 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.

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

Plinski, M. & Witkowski, A. (2020). Diatoms from the Gulf of Gdansk and surrounding waters (the southern Baltic Sea). pp. [1]-442, incl. 31 SEM pls, 16 photo pls. Gdansk: Gdansk University Press.

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]

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].

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.

Skuja, H. (1956). Taxonomische und biologische Studien über das Phytoplankton schwedischer Binnengewässer. Nova Acta Regiae Societatis Scientiarum Upsaliensis, Series IV 16(3): 1-404, + 63 pls.

Suriyanti, S.N.P. & Usup, G. (2017). Morphology and molecular phylogeny of the marine diatom Nitzchia dentatum sp. nov. and N. johorensis (Bacillarioiphyceae) from Malaysia . Bangladesh Journal of Plant Taxonomy 24(2): 183-196.

Villac, M.C., Kaczmarska, I. & Ehrman, J.M. (2016). Diatoms from ship ballast sediments (with consideration of a few additional species of special interest). Diatom Monographs 18: [1]-557, 235 pls.

Witkowski, A., Lange-Bertalot, H. & Metzeltin, D. (2000). Diatom flora of marine coasts I. Iconographia Diatomologica 7: 1-925, 219 pls with 4504 figs.

Created: 11 April 2002 by M.D. Guiry

Verified by: 19 January 2021 by M.D. Guiry

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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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