Antarcticothamnion polysporum R.L.Moe & P.C.Silva 1979
Antarcticothamnion polysporum R.L.Moe & P.C.Silva 1979: 403, figs 1-16
Published in: Moe, R.L. & Silva, P.C. (1979). Morphological and taxonomic studies on Antarctic Ceramiaceae (Rhodophyceae). I. Antarcticothamnion polysporum gen. et sp. nov.. British Phycological Journal 14: 385-405.
This is the type species (holotype) of the genus Antarcticothamnion.
Status of Name
This name is of an entity that is currently accepted taxonomically.
Elephant I., South Shetland Islands; (Moe & Silva 1979: 403) Holotype: R.L. Moe 130; 15 January 1974; UC; 144016 (Moe & Silva 1979: 403)
This is a marine species.
Thallus dull red, flaccid, to 6 cm tall; main axis more or less percurrent, the largest ceils 150× 500 µm. Determinate branches subulate, to 130 µm diam. in middle; indeterminate branches always produced secondarily on main axes. Sporangia to 120 µm diam. at maturity, containing 12-24 spores. Spermatangia subspherical, 4-5 µm diam., containing a distal nucleus and a proximal vacuole. Gonimolohes of different sizes, carposporangia to 50-60 µm diam.
Created: 13 April 2002 by M.D. Guiry.
Last updated: 20 January 2010
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Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 20 January 2010. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. https://www.algaebase.org; searched on 09 December 2023