Placoneis exigua (W.Gregory) Mereschkovsky 1903
Placoneis exigua (W.Gregory) Mereschkovsky 1903: 13, pl. 1: fig. 17
Published in: Mereschkowsky, C. (1903). Über Placoneis, ein neues Diatomeen-Genus. Beihefte zum Botanischen Centralblatt 15(1): 1-30, pl. 1.
Status of name
This name is of an entity that is currently accepted taxonomically.
Pinnularia exigua W.Gregory
Origin of species name
Adjective A (Latin), small, short, poor, scanty (Brown 1946).
Pinnularia exigua W.Gregory 1854
Navicula gastrum var. exigua (W.Gregory) Grunow 1880
Navicula exigua (W.Gregory) Grunow 1880
Placoneis gastrum var. exigua (Gregory) Mereschkowsky 1903
Placoneis elginensis f. exigua (Gregory) Bukhtiyarova 1995
This is a freshwater species.
Detailed distribution with sources
(as Pinnularia exigua W.Gregory)
Europe: Slovakia (Hindák & Hindáková 2016).
North America: United States of America (Patrick & Reimer 1966).
(as Placoneis exigua (W.Gregory) Mereschkovsky)
Atlantic Islands: Azores (Gonçalves, Marques & Fonseca 2010).
South America: Brazil (Eskinazi-Leça & al. 2010).
Africa: Democratic Republic of Congo (Stoyneva-Gärtner & Descy 2020).
South-west Asia: India (Gupta & Das 2020).
Pacific Islands/Pacific Ocean: Hawaiian Islands (Sherwood 2004).
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.
John, J. (2020). Diatoms from arid Australia: taxonomy and biogeography. The diatom flora of Australia Volume 3. pp. -578, 341 figs. Schmitten – Oberreifenberg: Koeltz Botanical Books.
Li Jiaying & Qi Yuzao [Li, J.Y. & Qi, Y.Z.] (2018). Flora algarum sinicarum aquae dulcis Tomus XXIII Bacillariophyta Naviculaceae (III). pp. [1-8], i-xxiii, 1-214, pls I-XLVIII. Beijing: Science Press.
Plinski, M. & Witkowski, A. (2020). Diatoms from the Gulf of Gdansk and surrounding waters (the southern Baltic Sea). pp. -442, incl. 31 SEM pls, 16 photo pls. Gdansk: Gdansk University Press.
Created: 11 April 2002 by M.D. Guiry
Verified by: 29 October 2020 by M.D. Guiry
Accesses: This record has been accessed by users 690 times since it was created.
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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 25 September 2021.