133,372 species and infraspecific names are in the database, 16,455 images, 49,218 bibliographic items, 219,488 distributional records.

Pinnularia divergens W.Smith

Publication details
Pinnularia divergens W.Smith 1853: 57; pl. 18: fig. 177

Original publication: Smith, W. (1853). A synopsis of the British Diatomaceae; with remarks on their structure, function and distribution; and instructions for collecting and preserving specimens. Vol. 1 pp. [v]-xxxiii, 1-89, 31 pls. London: John van Voorst.
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Type species
The type species (holotype) of the genus Pinnularia is Pinnularia viridis (Nitzsch) Ehrenberg.

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

Origin of species name
Participle B (Latin), divergent, going different ways (Stearn 1973).

Homotypic Synonym(s)
Navicula divergens (W.Smith) Grunow 1860
Stauroptera divergens (W.Smith) O.Kirchner 1878

Heterotypic Synonym(s)
Schizonema schweinfurthii Kuntze 1898

General environment
This is a freshwater species.

Distribution by country

Detailed distribution with sources
(as Pinnularia divergens W.Smith)
Arctic: Ellesmere Island (Antoniades et al. 2005).

Europe: Britain (Whitton et al. 2003), Romania (Caraus 2002, Caraus 2012), Spain (Álvarez Cobelas & Estévez García 1982).

North America: Arkansas (Smith 2010), United States of America (Patrick & Reimer 1966).

South America: Brazil (Eskinazi-Leça et al. 2010).

Asia: China (Hu & Wei 2006).

Australia and New Zealand: New South Wales (Day et al. 1995), New Zealand (Harper et al. 2012), Queensland (Day et al. 1995, Bostock & Holland 2010), Victoria (Day et al. 1995).

Pacific Islands: Hawaiian Islands (Sherwood 2004).

Source of synonymy
Krammer, K. (2000). Diatoms of Europe. Diatoms of the European Inland Waters and Comparable Habitats. Volume 1. The genus Pinnularia. pp. 703, 217 Plates.: H. Lange-Bertalot (Ed.). ARG Gantner Verlag K.G.

Key references
Antoniades, D., Douglas, M.S.V. & Smol, J.P. (2005). Benthic diatom autecology and inference model development from the Canadian High Arctic Archipelago. Journal of Phycology 41: 30-45.

Day, S.A., Wickham, R.P., Entwisle, T.J. & Tyler, P.A. (1995). Bibliographic check-list of non-marine algae in Australia. Flora of Australia Supplementary Series 4: i-vii, 1-276.

Hu, H. & Wei, Y. (2006). The freshwater algae of China. Systematics, taxonomy and ecology. pp. [4 pls of 16 figs], [i-iv], i-xv, 1-1023. China: www.sciencep.com.

Hustedt, F. (1930). Bacillariophyta (Diatomeae). In: Die Süsswasser - Flora Mitteleuropas. Heft. 10, 2. Aufl. (Pascher, A. Eds), pp. vii + 466, 875 fig. Jena:

SAG Cultures
SAG Cultures may be viewed at http://sagdb.uni-goettingen.de/showstrains.php?genus=Pinnularia&species=divergens

SCCAP Cultures
Cultures from the Scandinavian Culture Collection of Algae at the University of Copenhagen (SCCAP) and Protozoa may be viewed at http://www.sccap.dk/search/algaebase.asp?Genus=Pinnularia&Species=divergens

NCBI Nucleotide Sequences

Created: 11 April 2002 by M.D. Guiry

Verified by: 30 October 2012 by M.D. Guiry

Accesses: This record has been accessed by users 586 times since it was created.

Linking to this page: http://www.algaebase.org/search/species/detail/?species_id=31958

Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2013. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 21 May 2013.

Algaebase taxon LSID: urn:lsid:algaebase.org:taxname:85558

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