Aphanothece Nägeli, 1849 (additional source)
Aphanothece castagnei (Kützing) Rabenhorst, 1865 (additional source)
Aphanothece pallida (Kützing) Rabenhorst, 1863 (basis of record)
Aphanothece stagnina (Sprengel) A.Braun, 1863 (additional source)
Arthrospira Sitzenberger ex Gomont, 1892 (additional source)
Ballia Harvey, 1840 (basis of record)
Ballia callitricha (C.Agardh) Kützing, 1843 (basis of record)
Bangia Lyngbye, 1819 (additional source)
Bangia atropurpurea (Mertens ex Roth) C.Agardh, 1824 (additional source)
Blidingia Kylin, 1947 (additional source)
Blidingia minima (Nägeli ex Kützing) Kylin, 1947 (additional source)
Callophyllis Kützing, 1843 (additional source)
Callophyllis variegata (Bory) Kützing, 1843 (basis of record)
Calothrix C.Agardh ex Bornet & Flahault, 1886 (basis of record)
Calothrix pulvinata C.Agardh ex Bornet & Flahault, 1886 (basis of record)
Ceramium Roth, 1797 (additional source)
Chaetomorpha Kützing, 1845 (additional source)
Chamaesiphon A.Braun, 1864 (basis of record)
Chamaesiphon incrustans Grunow, 1865 (basis of record)
Chroococcus Nägeli, 1849 (basis of record)
Chroococcus minor (Kützing) Nägeli, 1849 (additional source)
Chroococcus minutus (Kützing) Nägeli, 1849 (additional source)
Chroococcus turgidus (Kützing) Nägeli, 1849 (basis of record)
Chroodactylon Hansgirg, 1885 (additional source)
Chroodactylon ornatum (C.Agardh) Basson, 1979 (additional source)
Cladophora Kützing, 1843 (additional source)
Cladophora coelothrix Kützing, 1843 (additional source)
Delisea J.V.Lamouroux, 1819 (basis of record)
Desmarestia J.V.Lamouroux, 1813 (additional source)
Enteromorpha Link, 1820 accepted as Ulva Linnaeus, 1753 (additional source)
Enteromorpha bulbosa (Suhr) Montagne, 1846 accepted as Ulva hookeriana (Kützing) H.S.Hayden, Blomster, Maggs, P.C.Silva, Stanhope & Waaland, 2003 (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)
Entocladia Reinke, 1879 (additional source)
Entocladia viridis Reinke, 1879 accepted as Ulvella viridis (Reinke) R.Nielsen, C.J.O'Kelly & B.Wysor, 2013 (basis of record)
Erythrotrichia Areschoug, 1850 (additional source)
Erythrotrichia carnea (Dillwyn) J.Agardh, 1883 (additional source)
Gigartina Stackhouse, 1809 (additional source)
Gloeothece Nägeli, 1849 (basis of record)
Gloeothece palea (Kützing) Nägeli, 1849 (basis of record)
Gracilaria Greville, 1830 (additional source)
Gracilaria verrucosa (Hudson) Papenfuss, 1950 accepted as Gracilariopsis longissima (S.G.Gmelin) Steentoft, L.M.Irvine & Farnham, 1995 (basis of record)
Griffithsia C.Agardh, 1817 (additional source)
Gymnogongrus C.Martius, 1833 (additional source)
Halopteris Kützing, 1843 (additional source)
Heteroleibleinia (Geitler) Hoffmann, 1985 (basis of record)
Hildenbrandia Nardo, 1834 (additional source)
Hildenbrandia lecannellieri Hariot, 1887 (basis of record)
Kallymenia J.Agardh, 1842 (additional source)
Lyngbya C.Agardh ex Gomont, 1892 (basis of record)
Lyngbya aestuarii Liebman ex Gomont, 1892 (additional source)
Lyngbya lutea Gomont ex Gomont, 1892 (additional source)
Macrocystis C.Agardh, 1820 (basis of record)
Microcystis Lemmermann, 1907 (basis of record)
Microcystis elachista (West & G.S.West) Starmach, 1966 accepted as Aphanocapsa elachista West & G.S.West, 1894 (basis of record)
Myriogramme Kylin, 1924 (additional source)
Nodularia Mertens ex Bornet & Flahault, 1886 (additional source)
Nodularia harveyana Thuret ex Bornet & Flahault, 1886 (additional source)
Nodularia spumigena Mertens ex Bornet & Flahault, 1888 (additional source)
Oscillatoria Vaucher ex Gomont, 1892 (basis of record)
Oscillatoria curviceps C.Agardh ex Gomont, 1892 (additional source)
Oscillatoria limosa C.Agardh ex Gomont, 1892 (additional source)
Oscillatoria proboscidea Gomont, 1892 (additional source)
Oscillatoria sancta Kützing ex Gomont, 1892 (additional source)
Pachymenia J.Agardh, 1876 (basis of record)
Petalonia Derbès & Solier, 1850 (additional source)
Petalonia fascia (O.F.Müller) Kuntze, 1898 (additional source)
Phormidium Kützing ex Gomont, 1892 (basis of record)
Phormidium ambiguum Gomont, 1892 (basis of record)
Pleurocapsa Thuret, 1885 (basis of record)
Plocamium J.V.Lamouroux, 1813 (additional source)
Plocamium cartilagineum (Linnaeus) P.S.Dixon, 1967 (additional source)
Polysiphonia Greville, 1823 (additional source)
Porphyra C.Agardh, 1824 (additional source)
Porphyrosiphon Kützing ex Gomont, 1892 (additional source)
Prasiola Meneghini, 1838 (additional source)
Pseudanabaena catenata Lauterborn, 1915 (basis of record)
Pterothamnion Nägeli, 1855 (additional source)
Ralfsia Berkeley, 1843 (additional source)
Rhodymenia Greville, 1830 (additional source)
Sarcodia J.Agardh, 1852 (basis of record)
Sarcodia montagneana (J.D.Hooker & Harvey) J.Agardh, 1852 (basis of record)
Schizothrix Kützing ex Gomont, 1892 (basis of record)
Schizothrix calcicola Gomont, 1892 (basis of record)
Scytonema C.Agardh ex Bornet & Flahault, 1886 (basis of record)
Scytosiphon C.Agardh, 1820 (additional source)
Scytosiphon lomentaria (Lyngbye) Link, 1833 (additional source)
Spirulina Turpin ex Gomont, 1892 (basis of record)
Symploca Kützing ex Gomont, 1892 (basis of record)
Tolypothrix Kützing ex Bornet & Flahault, 1886 (basis of record)
Tolypothrix byssoidea Kirchner, 1898 accepted as Hassallia byssoidea Hassall ex Bornet & Flahault, 1886 (basis of record)
Trematocarpus Kützing, 1843 (basis of record)
Ulothrix Kützing, 1833 (additional source)
Ulothrix flacca (Dillwyn) Thuret, 1863 (additional source)
Ulva Linnaeus, 1753 (additional source)
Ulva lactuca Linnaeus, 1753 (additional source)
Ulva rigida C.Agardh, 1823 (additional source)