Acanthococcus J.D.Hooker & Harvey, 1845 (basis of record)
Acanthococcus antarcticus Hooker f. & Harvey, 1845 (basis of record)
Acrosiphonia arcta (Dillwyn) Gain, 1912 (additional source)
Adenocystaceae F. Rousseau, B. de Reviers, M.-C. Leclerc, A. Asensi & R. Delépine (basis of record)
Adenocystis J.D.Hooker & Harvey, 1845 (basis of record)
Adenocystis utricularis (Bory) Skottsberg, 1907 (basis of record)
Ahnfeltia plicata (Hudson) E.M.Fries, 1836 (additional source)
Antarcticothamnion polysporum R.L.Moe & P.C.Silva, 1979 (additional source)
Antarctocolax Skottsberg, 1953 (basis of record)
Antarctocolax lambii Skottsberg, 1953 (basis of record)
Antarctosaccion Delépine, 1970 (basis of record)
Antarctosaccion applanatum (Gain) Delépine, 1970 (basis of record)
Ascoseira Skottsberg, 1907 (basis of record)
Ascoseira mirabilis Skottsberg, 1907 (basis of record)
Ascoseirales (basis of record)
Ballia callitricha (C.Agardh) Kützing, 1843 (additional source)
Ballia sertularioides (Suhr) Papenfuss, 1940 (basis of record)
Bangia atropurpurea (Mertens ex Roth) C.Agardh, 1824 (additional source)
Blidingia minima (Nägeli ex Kützing) Kylin, 1947 (additional source)
Callophyllis atrosanguinea (Hooker f. & Harvey) Hariot, 1887 (basis of record)
Callophyllis tenera J.Agardh, 1849 (basis of record)
Callophyllis variegata (Bory) Kützing, 1843 (additional source)
Ceramium involutum Kützing, 1849 (basis of record)
Chaetomorpha mawsonii A.H.S.Lucas, 1919 (basis of record)
Chordaria linearis (J.D.Hooker & Harvey) A.D.Cotton, 1915 (basis of record)
Codiolaceae (basis of record)
Codiolales (basis of record)
Curdiea Harvey, 1855 (basis of record)
Curdiea racovitzae Hariot, 1900 (basis of record)
Cystosphaera Skottsberg, 1907 (basis of record)
Cystosphaera jacquinotii (Montagne) Skottsberg, 1907 (basis of record)
Dasyptilon G.Feldmann, 1950 (basis of record)
Delisea pulchra (Greville) Montagne, 1844 (basis of record)
Desmarestia anceps Montagne, 1842 (basis of record)
Desmarestia antarctica R.L.Moe & P.C.Silva, 1989 (basis of record)
Desmarestia confervoides (Bory de Saint-Vincent) M.E.Ramírez & A.F.Peters, 1993 (basis of record)
Desmarestia menziesii J.Agardh, 1848 (basis of record)
Elachista antarctica Skottsberg, 1953 (basis of record)
Endophyton N.L.Gardner, 1909 (basis of record)
Endophyton atroviride O'Kelly, 1987 (basis of record)
Enteromorpha compressa (Linnaeus) Nees, 1820 accepted as Ulva compressa Linnaeus, 1753 (additional source)
Enteromorpha intestinalis (Linnaeus) Nees, 1820 accepted as Ulva intestinalis Linnaeus, 1753 (additional source)
Erythrotrichia carnea subsp. carnea (basis of record)
Gainia R.L.Moe, 1985 (basis of record)
Gainia mollis R.L.Moe, 1985 (basis of record)
Gainiaceae R.L.Moe, 1985 (basis of record)
Geminocarpus Skottsberg, 1907 (basis of record)
Geminocarpus austrogeorgiae Skottsberg, 1907 (basis of record)
Geminocarpus geminatus (J.D.Hooker & Harvey) Skottsberg, 1907 (basis of record)
Georgiella Kylin, 1956 (basis of record)
Georgiella confluens (Reinsch) Kylin, 1956 (basis of record)
Gracilaria verrucosa (Hudson) Papenfuss, 1950 accepted as Gracilariopsis longissima (S.G.Gmelin) Steentoft, L.M.Irvine & Farnham, 1995 (additional source)
Griffithsia antarctica J.D.Hooker & Harvey, 1847 (basis of record)
Gymnogongrus antarcticus Skottsberg, 1953 (basis of record)
Gymnogongrus turquetii Hariot, 1907 (basis of record)
Halopteris obovata (J.D.Hooker & Harvey) Sauvageau, 1904 (basis of record)
Hildenbrandia lecannellieri Hariot, 1887 (additional source)
Himantothallus Skottsberg, 1907 (basis of record)
Himantothallus grandifolius (A.Gepp & E.S.Gepp) Zinova, 1959 (basis of record)
Hymenocladiopsis R.L.Moe, 1986 (basis of record)
Iridaea Bory de Saint-Vincent, 1826 (basis of record)
Iridaea cordata (Turner) Bory, 1826 (basis of record)
Lambia Delépine, 1967 (basis of record)
Lambia antarctica (Skottsberg) Delépine, 1967 (basis of record)
Leptonematella falklandica (Skottsberg) M.J.Wynne, 1969 (basis of record)
Lithoderma antarcticum Skottsberg, 1953 (basis of record)
Microrhinus Skottsberg, 1923 (basis of record)
Microrhinus carnosus (Reinsch) Skottsberg, 1923 (basis of record)
Monostroma hariotii Gain, 1911 (basis of record)
Myriogramme livida (J.D.Hooker & Harvey) Kylin, 1924 (basis of record)
Myriogramme smithii (J.D.Hooker & Harvey) Kylin, 1924 (basis of record)
Nereoginkgo Kylin, 1919 (basis of record)
Nereoginkgo adiantifolia Kylin, 1919 (basis of record)
Neuroglossum Kützing, 1843 (basis of record)
Notophycus R.L.Moe, 1986 (basis of record)
Notophycus fimbriatus R.L.Moe, 1986 (basis of record)
Pachymenia orbicularis (Zanardini) Setchell & N.L.Gardner, 1934 (basis of record)
Palmaria decipiens (Reinsch) R.W.Ricker, 1987 (basis of record)
Palmaria georgica (Reinsch) R.W.Ricker, 1987 (basis of record)
Pantoneura plocamioides Kylin, 1919 (basis of record)
Petroderma maculiforme (Wollny) Kuckuck, 1897 (additional source)
Peyssonnelia harveyana P.L.Crouan & H.M.Crouan ex J.Agardh, 1851 (additional source)
Phaeurus Skottsberg, 1907 (basis of record)
Phaeurus antarcticus Skottsberg, 1907 (basis of record)
Phycodrys antarctica (Skottsberg) Skottsberg, 1923 (basis of record)
Phycodrys austrogeorgica Skottsberg, 1923 (basis of record)
Phycodrys quercifolia (Bory) Skottsberg, 1922 (basis of record)
Phyllophora ahnfeltioides Skottsberg, 1919 (basis of record)
Phyllophora antarctica A.Gepp & E.S.Gepp, 1905 (additional source)
Plocamium cartilagineum (Linnaeus) P.S.Dixon, 1967 (additional source)
Plocamium hookeri Harvey, 1845 (basis of record)
Plocamium secundatum (Kützing) Kützing, 1866 (additional source)
Plumariopsis De Toni, 1903 (basis of record)
Plumariopsis peninsularis R.L.Moe & P.C.Silva, 1983 (basis of record)
Polysiphonia abscissa J.D.Hooker & Harvey, 1845 (basis of record)
Porphyra plocamiestris R.W.Ricker, 1987 (basis of record)
Porphyra umbilicalis Kützing, 1843 (additional source)
Prasiola crispa (Lightfoot) Kützing, 1843 (additional source)
Pterothamnion antarcticum (Kylin) R.L.Moe & P.C.Silva, 1980 (basis of record)
Pterothamnion simile (J.D.Hooker & Harvey) Nägeli, 1862 (basis of record)