Fragilaria biceps (Kützing) Lange-Bertalot, nom. illeg. 1993

Publication Details
Fragilaria biceps (Kützing) Lange-Bertalot, nom. illeg. 1993: 43, pl. 121: figs 1-5

Published in: Lange-Bertalot, H. (1993). 85 neue Taxa und über 100 weitere neu definierte Taxa ergänzend zur Süsswasserflora von Mitteleuropa, Vol. 2/1-4. 85 New Taxa and much more than 100 taxonomic clarifications supplementary to SüBwasserflora von Mitteleuropa Vol. 2/ 1-4. Bibliotheca Diatomologica 27: 1-454, incl. 1427 figs in 134 pls.

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 Ulnaria biceps (Kützing) Compère.

Source of Synonymy
Compère, P. (2001). Ulnaria (Kützing) Compère, a new genus name for Fragilaria subgen. Alterasynedra Lange-Bertalot with comments on the typification of Synedra Ehrenberg. In: Lange-Bertalot Festschrift. Studies on diatoms dedicated to Prof. Dr. Dr. h.c. Horst Lange-Bertalot on the occasion of his 65th birthday. (Jahn, R., Kociolek, J.P., Witkowski, A. & Compère, P. Eds), pp. 97-101. Ruggell: A.R.G. Gantner Verlag K.G.

Basionym
Synedra biceps Kützing

Type Information
Type locality: Germany: Lüneburger Heide: Aschersleben; Schleusingen; France: Calvados: Falaise; Italy; (INA 1996)

General Environment
This is a freshwater species.

Created: 26 April 2002 by M.D. Guiry.

Last updated: 14 August 2023

Verification of Data
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Nomenclatural notes
First introduced by Lange-Bertalot (in Krammer & Lange-Bertalot 1991: 146) but invalidly as place of publication of basionym not cited completely. - (15 May 2016) - M.D. Guiry
Illegitimate: priority for Fragilaria biceps Ehrenberg, 1843. - (15 May 2016) - M.D. Guiry

Linking to this page: https://www.algaebase.org/search/species/detail/?species_id=43367

Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 14 August 2023. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. https://www.algaebase.org; searched on 22 May 2025