163,310 species and infraspecific names are in the database, 22,769 images, 62,922 bibliographic items, 478,460 distributional records.

Pinnularia exigua W.Gregory 1854

Publication details
Pinnularia exigua W.Gregory 1854: 99, pl. IV [4]: fig. 14

Published in: Gregory, W. (1854). Notice of the new forms and varieties of known forms occurring in the diatomaceous earth of Mull; with remarks on the classification of the Diatomaceae. Quarterly Journal of Microscopical Science 2: 90-100, pl. IV.

Type species
The type species (holotype) of the genus Pinnularia is Pinnularia viridis (Nitzsch) Ehrenberg.

Status of name
This name is currently regarded as a synonym of Placoneis exigua (W.Gregory) Mereschkovsky

Fossil
Described as a fossil.

Origin of species name
Adjective A (Latin), small, short, poor, scanty (Brown 1946).

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

Nomenclatural notes
See Navicula exigua, for which this may be the correct name. "P. exigua n. sp. ?" is mentioned in the plate description, but Navicula or Pinnularia in the text. - (8 Mar 2007) - Wendy Guiry

General environment
This is a freshwater species.

Detailed distribution with sources (Click to Load)

Source of current name
Mereschkowsky, C. (1903). Über Placoneis, ein neues Diatomeen-Genus. Beihefte zum Botanischen Centralblatt 15(1): 1-30, pl. 1.

Key references
Eberle, M.E. (2008). Recent diatoms reported from the central United States: register of taxa and synonyms. Hays, Kansas: Department of Biological Sciences, Fort Hays State University. Latest electronic version: 5 December 2008.

Created: 13 March 2006 by M.D. Guiry

Verified by: 14 March 2016 by M.D. Guiry

Accesses: This record has been accessed by users 320 times since it was created.

Verification of data
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Linking to this page: http://www.algaebase.org/search/species/detail/?species_id=91183

Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2021. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 17 September 2021.

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