159,611 species and infraspecific names are in the database, 22,560 images, 62,343 bibliographic items, 464,968 distributional records.

Synedra affinis var. acus (Kützing) Grunow 1881

Publication details
Synedra affinis var. acus (Kützing) Grunow in Van Heurck 1881: pl. 41: fig. 11

Published in: Van Heurck, H. (1880). Synopsis des Diatomées de Belgique Atlas. pp. pls I-XXX. Anvers: Ducaju et Cie.
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Type species
The type species (lectotype) of the genus Synedra is Synedra balthica Ehrenberg.

Status of name
This name is currently regarded as a synonym of Ulnaria acus (Kützing) Aboal

Basionym
Synedra acus Kützing

Type information
Type locality: Germany: Hamburger Meer (Index Nominum Algarum). Lectotype: Kützing 1844: 68, pl. 15, fig. 7: Falaise, BM 18305, epitype designated by Williams & Blanco (2019: 242) (epitype) BM 18305 (Williams & Blanco 2019: 242, fig. 2). Notes: Type: slide B.M.18305, collection Kützing no. 401, collected by A. de Brébisson from Falaise, France, marked as Synedra acus Kützing (neotype fide H. Lange-Bertalot & Ulrich 2014); collector: Binder (INA).

Origin of species name
Adjective B (Latin), neighbouring, allied to, akin to (Stearn 1973).

Synonym(s)
No synonyms are currently included in AlgaeBase.

General environment
This is a freshwater species.

No distributions recorded
No distributional records for this taxon have been recorded by AlgaeBase to date. Generally, recent national lists or extensive regional or state lists have been employed to give a general indication of distribution.

Source of current name
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.

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.

Created: 13 December 2008 by Salvador Valenzuela Miranda

Verified by: 16 September 2019 by M.D. Guiry

Accesses: This record has been accessed by users 517 times since it was created.

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Linking to this page: http://algaebase.org/search/species/detail/?species_id=134002

Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2020. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 23 November 2020.

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