Meridion circulare var. constrictum (Ralfs) Van Heurck 1880

Publication Details
Meridion circulare var. constrictum (Ralfs) Van Heurck 1880: pl. 51: figs 14, 15

Published in: Van Heurck, H. (1880). Synopsis des Diatomées de Belgique Atlas. pp. pls I-XXX [pls 1-30]. Anvers: Ducaju et Cie.

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Type Species
The type species (holotype) of the genus Meridion is Meridion vernale C.Agardh.

Status of Name
This name is currently regarded as a synonym of Meridion constrictum Ralfs.

Source of Synonymy
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 plates. Schmitten-Oberreifenberg: Koeltz Botanical Books.

Basionym
Meridion constrictum Ralfs

Type Information
Type locality: "Cold Bath Spring"; (Rhode, Pappas & Stoermer 2001: 178) Syntype: Jenner; BM; 23954, 23597 (Rhode, Pappas & Stoermer 2001: 178) Notes: England: Col Bath Spring, Tunbridge Wells (Kent) on Fragilaria virescens (Index Nominum Algarum).

General Environment
This is a freshwater species.

Created: 11 April 2002 by M.D. Guiry.

Last updated: 27 March 2023

Verification of Data
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Nomenclatural note
Combination also introduced by Brun (1880). Priority remains to be established. - (30 June 2014) - M.D. Guiry

Linking to this page: https://www.algaebase.org/search/species/detail/?species_id=31490

Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 27 March 2023. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. https://www.algaebase.org; searched on 25 May 2025

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