Navicula placenta Ehrenberg 1854
Publication Details
Navicula placenta Ehrenberg 1854: pl. 33: fig. 23 [Atlas] (as 'Navicula (Ceratoneis) placenta and as Ceratoneis placenta')
Published in: Ehrenberg, C.G. (1854). Mikrogeologie. Einundvierzig Tafeln mit über viertausend grossentheils colorirten Figuren, Gezeichnet vom Verfasser. pp. [1]-31, 40 pls [Taf. I-XXXX]. Leipzig: Verlag von Leopold Voss.
Request PDFType Species
The type species (holotype) of the genus Navicula is Navicula tripunctata (O.F.Müller) Bory.
Status of Name
This name is currently regarded as a synonym of Decussiphycus placenta (Ehrenberg) Guiry & Gandhi.
Source of Synonymy
Guiry, M.D. & Gandhi, K. (2019). Decussiphycus gen. nov.: a validation of "Decussata" (R.M.Patrick) Lange-Bertalot (Mastogloiaceae, Bacillariophyta). Notulae Algarum 94: 1-2, no fig.
Type Information
Type locality: U.S.A.: Oregon: Columbia River; (INA 1996)
General Environment
This is a freshwater species.
Created: 11 April 2002 by M.D. Guiry.
Last updated: 27 February 2019
Verification of Data
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Nomenclatural note
Seemingly originally first introduced without a description, but validated by analytical figures (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."). - (13 December 2018) - G.M. Guiry
Linking to this page: https://www.algaebase.org/search/species/detail/?species_id=33857
Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 27 February 2019. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. https://www.algaebase.org; searched on 12 April 2025
