163,425 species and infraspecific names are in the database, 22,770 images, 62,964 bibliographic items, 480,353 distributional records.

Coscinodiscus obscurus A.W.F.Schmidt 1878

Publication details
Coscinodiscus obscurus A.W.F.Schmidt 1878: pl. 61: fig. 17

Published in: Schmidt, A.[W.F.] (1878). Atlas der Diatomaceen-kunde Series II: Heft 16: pls 61-64. . Aschersleben: Verlag von Ernst Schlegel.
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Publication date: 5 Oct 1978

Type species
The type species (lectotype) of the genus Coscinodiscus is Coscinodiscus argus Ehrenberg.

Status of name
This name is of an entity that is currently accepted taxonomically.

Type information
Type locality: Santa Monica (Index Nominum Algarum).

Origin of species name
Adjective (Latin), dark, shady, indisctinct (Stearn 1973).

Homotypic Synonym(s)
Cestodiscus obscurus (A.W.F.Schmidt) Grunow 1883

Heterotypic Synonym(s)
Coscinodiscus obscurus var. genuinus Cleve-Euler 1942

Nomenclatural notes
Very little description "Santa Monica, kaum, ein wenig gewölbt"; in any event validated by analytical figures (see ICN Art. 38.7 "For the purpose of Art. 38.5, prior to 1 January 1908, an illustration with analysis (see Art. 38.9 and 38.10) is acceptable in place of a written description or diagnosis."). - (23 Mar 2016) - M.D. Guiry

General environment
This is a marine species.

Detailed distribution with sources (Click to Load)

Key references
Guo Yujie [Kuo, Y.C., Guo, Y.C.] (2003). Flora algarum marinarum sinicarum. Tomus V. Bacillariophyta No. I. Centricae. pp. [1]-493. Beijing: Science Press.

Hendey, N.I. (1974). A revised check-list of the British marine diatoms. Journal of the Marine Biological Association of the United Kingdom 54: 277-300, no figs.

Plinski, M. & Witkowski, A. (2020). Diatoms from the Gulf of Gdansk and surrounding waters (the southern Baltic Sea). pp. [1]-442, incl. 31 SEM pls, 16 photo pls. Gdansk: Gdansk University Press.

Sims, P.A. (ed.) (1996). An atlas of British diatoms arranged by B. Hartley based on illustrations by H.G. Barber and J.R. Carter. pp. [2], 1-601, incl. 290 pls. Bristol: Biopress Ltd.

Created: 23 April 2002 by M.D. Guiry

Verified by: 24 November 2020 by M.D. Guiry

Accesses: This record has been accessed by users 622 times since it was created.

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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 27 September 2021.

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