Cyclostephanos dubius (Hustedt) Round 1988
Publication Details
Cyclostephanos dubius (Hustedt) Round 1988: 346
Published in: Theriot, E., Håkansson, H., Kociolek, J.P., Round, F.E. & Stoermer, E.F. (1988 '1987'). Validation of the centric diatom genus name Cyclostephanos. British Phycological Journal 22(4): 345-347.
Request PDFType Species
The type species (lectotype) of the genus Cyclostephanos is Cyclostephanos novae-zeelandiae (Cleve) Round.
Status of Name
This name is of an entity that is currently accepted taxonomically.
Basionym
Stephanodiscus dubius Hustedt
Type Information
Type locality: Ukraine: Crimea (Cyclotella dubia Fricke); (INA 1996) Notes: As the figs [of Cyclotella dubia] provided by Fricke show detailed morphological features that make a certain identification of the species possible, Taf. 222 fig. 23 (in Schmidt et al., 1874-1959 is designated as type but since it is not obvious whether or not this fig. is "original material' as defined in Art.9, Note 2, it is uncertain whether this should be designated as a lectotype or neotype (H.Håkansson, 2002: 7, fig. 5, arrowed).
Origin of Species Name
Adjective (Latin), doubtful.
General Environment
This is a freshwater species.
Created: 11 April 2002 by M.D. Guiry.
Last updated: 12 July 2024
Verification of Data
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Nomenclatural notes
(Fricke) Round is cited as the authority in Olszynski & Zelazna-Wieczorek (2018), - (09 September 2019) - G.M. Guiry
Cyclotella dubius Fricke in Schmidt et al. 1900: pl. 222: figs 23, 24, the proposed basionym is an illegitimate name, and the name Stephanodiscus dubius Hustedt (1928: 367, fig. 192) has been adopted here as the basionym. - (20 April 2010) - M.D. Guiry
Based on Cyclostephanos dubius (Fricke) Round, 1982: 326 (invalid name, genus name invalid at time of transfer) (Theriot et al., 1988: 346). - (31 October 2014) - G.M. Guiry
Linking to this page: https://www.algaebase.org/search/species/detail/?species_id=32965
Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 12 July 2024. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. https://www.algaebase.org; searched on 17 April 2025
