Fragilaria construens var. exigua (W.Smith) Schulz 1920

Publication Details
Fragilaria construens var. exigua (W.Smith) Schulz 1920: 750, figs 9-16

Published in: Schulz, P. (1920). Fragilaria exigua (W.Sm.) Lemm., ein Beitrag zum variabilitatsvermogen der Bacillariaceen. Archiv für Hydrobiologie 10: 751-755, 16 fig.

Type Species
The type species (lectotype) of the genus Fragilaria is Fragilaria pectinalis (O.F.Müller) Lyngbye.

Status of Name
This name is currently regarded as a synonym of Staurosira exigua (W.Smith) Van de Vijver & Guiry.

Source of Synonymy
Van de Vijver, B. & Guiry, M.D. (2022). Typification and observations on Triceratium exiguum W.Smith and its elevation to species level in the genus Staurosira (Staurosiraceae, Bacillariophyta). Notulae Algarum 240: 1-4, 24 figs.

Basionym
Triceratium exiguum W.Smith

Type Information
Type locality: "Ormesby [Broad?], Norfolk" [England]; (Smith 1856: 87) Lectotype (designated by Van de Vijver 2022: 2, fig. 6): Mr Bridgman; October 10, 1853; BR; 4271, slide (Van de Vijver & Guiry 2022: 2)

General Environment
This is a freshwater species.

Created: 15 April 2002 by M.D. Guiry.

Last updated: 09 June 2022

Verification of Data
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Nomenclatural note
Combination also introduced by Hustedt (1921: 137). - (05 September 2016) - M.D. Guiry

Linking to this page: https://www.algaebase.org/search/species/detail/?species_id=36203

Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 09 June 2022. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. https://www.algaebase.org; searched on 19 May 2025