Triceratium moreirae L.F.Fernandes & Sousa-Nosimann 2001
Publication Details
Triceratium moreirae L.F.Fernandes & Sousa-Nosimann 2001: 161, figs 1-21
Published in: Fernandes, L.F. & Sousa-Nosimann, R.M. (2001). Triceratium moreirae sp. nov. and Triceratium dubium (Triceratiaceae - Bacillariophyta) from estuarine environments of Southern Brazil, with comments on the genus Triceratium C. G. Ehrenberg. Revista Brasileira de Biologia 61(1): 159-170, 36 figs.
Request PDFType Species
The type species (lectotype) of the genus Triceratium is Triceratium favus Ehrenberg.
Status of Name
This name is currently regarded as a synonym of Pseudictyota moreirae (L.F.Fernandes & R.M.Souza-Mosimann) P.A.Sims & D.M.Williams.
Source of Synonymy
Sims, P.A., Williams, D.M. & Ashworth, M.[P.] (2018). Examination of type specimens for the genera Odontella and Zygoceros (Bacillariophyceae) with evidence for the new family Odontellaceae and a description of three new genera. Phytotaxa 382(1): 1-56, 156 figs, 2 text-figs.
Type Information
Type locality: "Ratones River estuary..." [southeastern Brazil]; (Fernandes & Sousa-Nosimann : 161) Holotype: salinity 12–34, water temperature 18–30ºC; FLOR; slide n. 12553 (Fernandes & Sousa-Nosimann : 161)
Eponomy
"Homage to Dr. Hermes Moreira-Filho, a pioneer and the disseminator of the diatom taxonomy in Brazil."
General Environment
This is a marine species.
Description
Valves tripolar; corners with
elevations, each one bearing one rimoportula and
one ocellus. Valvar surface convex, with circular
to polygonal psudoloculli surrounding a group of
6-9 domed cribral areolae. Areolae radially disposed
on the valvar surface. External tube of rimoportula
reinforced by silica ribs, and with smooth
edges. Internal labiate fissure bordered by a thickened
elliptical rim. Septum in a transverse position
in relation to the valvocopula, with the base reinforced
by ribs, and the edge folded to the inner
side of the valve. Length of size 47-61 µm; pervalvar
axis 27-31 µm.
Created: 12 October 2011 by M.D. Guiry.
Last updated: 11 January 2019
Verification of Data
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Linking to this page: https://www.algaebase.org/search/species/detail/?species_id=140330
Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 11 January 2019. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. https://www.algaebase.org; searched on 09 June 2025
