Halymenia dichotoma (J.Agardh) J.Agardh, nom. illeg. 1876

Publication Details
Halymenia dichotoma (J.Agardh) J.Agardh, nom. illeg. 1876: 136

Published in: Agardh, J.G. (1876). Species genera et ordines algarum, seu descriptiones succinctae specierum, generum et ordinum, quibus algarum regnum constituitur. Volumen tertium: De Florideis curae posteriores. Epicrisis systematis Floridearum. pp. [ii*-iii*], [i]-[viï], [1]-724. Lipsiae [Leipzig]: apud T.O. Weigel.

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Publication date: Apr-Aug 1876 [TL2]

Type Species
The type species (lectotype) of the genus Halymenia is Halymenia floresii (Clemente) C.Agardh.

Status of Name
This name is currently regarded as a synonym of Sebdenia dichotoma Berthold.

Source of Synonymy
Cormaci, M., Furnari, G. & Alongi, G. (2021). Flora marina bentonica del Mediterraneo: Rhodophyta - Rhodymeniophycidae II. Halymeniales, Nemastomatales, Peyssonneliales, Plocamiales, Rhodymeniales, Sebdeniales. Bollettino dell'Accademia Gioenia di Scienze Naturali di Catania 54(384): 9-342.

Basionym
Chrysymenia dichotoma J.Agardh

Origin of Species Name
Adjective (Latin), dichotomous, having divisions always in pairs (Stearn 1983).

General Environment
This is a marine species.

Created: 17 November 1998 by M.D. Guiry.

Last updated: 10 August 2021

Verification of Data
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Nomenclatural note
Illegitimate: later homonym of Halymenia dichotoma (J.Agardh) Montagne, 1846. - (25 July 2011) - M.D. Guiry

Linking to this page: https://www.algaebase.org/search/species/detail/?species_id=13312

Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 10 August 2021. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. https://www.algaebase.org; searched on 31 May 2025