Acanthophora muscoides (Linnaeus) Bory de Saint-Vincent, 1828 (additional source)
Acanthophora spicifera (M.Vahl) Børgesen, 1910 (additional source)
Acetabularia subg. Acicularia caliculus J.V. Lamouroux, 1824 represented as Acetabularia caliculus J.V.Lamouroux, 1824 (additional source)
Acinetospora crinita (Carmichael) Sauvageau, 1899 (additional source)
Acrochaetium leptonema (Rosenvinge) Børgesen, 1915 accepted as Colaconema leptonema (Rosenvinge) Alongi, Cormaci & G.Furnari, 2017 (additional source)
Acrochaetium microscopicum (Nägeli ex Kützing) Nägeli, 1858 (additional source)
Acrochaetium robustum Børgesen, 1915 accepted as Colaconema robustum (Børgesen) Huisman & Woelkerling, 2018 (additional source)
Acrochaetium savianum (Meneghini) Nägeli, 1862 accepted as Colaconema savianum (Meneghini) R.Nielsen, 1994 (additional source)
Acrochaetium secundatum (Lyngbye) Nägeli, 1858 (additional source)
Agardhiella subulata (C.Agardh) Kraft & M.J.Wynne, 1979 (additional source)
Aglaothamnion halliae (Collins) Aponte, D.L.Ballantine & J.N.Norris, 1997 (additional source)
Amphiroa rigida J.V.Lamouroux, 1816 (additional source)
Antithamnion cruciatum (C.Agardh) Nägeli, 1847 (additional source)
Asparagopsis taxiformis (Delile) Trevisan de Saint-Léon, 1845 (additional source)
Bangia fuscopurpurea (Dillwyn) Lyngbye, 1819 (additional source)
Blastophysa rhizopus Reinke, 1889 (additional source)
Blidingia marginata (J.Agardh) P.J.L.Dangeard ex Bliding, 1963 (additional source)
Blidingia minima (Nägeli ex Kützing) Kylin, 1947 (additional source)
Bryopsis pennata J.V.Lamouroux, 1809 (additional source)
Callithamnion corymbosum (Smith) Lyngbye, 1819 (additional source)
Caulerpa mexicana Sonder ex Kützing, 1849 (additional source)
Caulerpa ollivieri Dostál, 1929 (additional source)
Caulerpa prolifera (Forsskål) J.V.Lamouroux, 1809 (additional source)
Caulerpa racemosa (Forsskål) J.Agardh, 1873 (additional source)
Caulerpa sertularioides (S.G.Gmelin) M.Howe, 1905 (additional source)
Caulerpa taxifolia (M.Vahl) C.Agardh, 1817 (additional source)
Caulerpa verticillata J.Agardh, 1847 (additional source)
Caulerpa webbiana Montagne, 1837 (additional source)
Ceramium codii (H.Richards) Mazoyer, 1938 accepted as Stirkia codii (H.Richards) Barros-Barreto & Maggs, 2023 (additional source)
Ceramium flaccidum (Harvey ex Kützing) Ardissone, 1871 accepted as Gayliella flaccida (Harvey ex Kützing) T.O.Cho & L.J.McIvor, 2008 (additional source)
Champia parvula (C.Agardh) Harvey, 1853 (additional source)
Chondria capillaris (Hudson) M.J.Wynne, 1991 (additional source)
Chondria collinsiana M.A.Howe, 1920 (additional source)
Chondria curvilineata F.S.Collins & Hervey, 1917 (additional source)
Chondria polyrhiza F.S.Collins & Hervey, 1917 (additional source)
Chondrophycus iridescens (M.J.Wynne & D.L.Ballantine) D.J.Garbary & J.T.Harper, 1998 accepted as Yuzurua iridescens (M.J.Wynne & D.L.Ballantine) Sentíes & M.J.Wynne, 2015 (additional source)
Chondrophycus papillosus (C.Agardh) D.J.Garbary & J.T.Harper, 1998 accepted as Palisada perforata (Bory) K.W.Nam, 2007 (additional source)
Chroodactylon ornatum (C.Agardh) Basson, 1979 (additional source)
Chrysymenia ventricosa (J.V.Lamouroux) J.Agardh, 1842 (additional source)
Cladophora coelothrix Kützing, 1843 (additional source)
Cladophora dalmatica Kützing, 1843 (additional source)
Cladophora flexuosa (O.F.Müller) Kützing, 1843 (additional source)
Cladophora hutchinsiae (Dillwyn) Kützing, 1845 (additional source)
Cladophora laetevirens (Dillwyn) Kützing, 1843 (additional source)
Cladophora liebetruthii Grunow, 1884 (additional source)
Cladophora liniformis Kützing, 1849 (additional source)
Cladophora prolifera (Roth) Kützing, 1843 (additional source)
Cladophora sericea (Hudson) Kützing, 1843 (additional source)
Cladophora socialis Kützing, 1849 (additional source)
Cladophora vagabunda (Linnaeus) Hoek, 1963 (additional source)
Cladophoropsis macromeres W.R.Taylor, 1928 (additional source)
Cladosiphon zosterae (J.Agardh) Kylin, 1940 (additional source)
Codium taylorii P.C.Silva, 1960 (additional source)
Colpomenia sinuosa (Mertens ex Roth) Derbès & Solier, 1851 (additional source)
Dasya baillouviana (S.G.Gmelin) Montagne, 1841 accepted as Dasya pedicellata (C.Agardh) C.Agardh, 1824 (additional source)
Dasya caraibica Børgesen, 1919 (additional source)
Dasya hutchinsiae Harvey, 1833 (additional source)
Dichotomaria obtusata (J.Ellis & Solander) Lamarck, 1816 (additional source)
Dictyosphaeria cavernosa (Forsskål) Børgesen, 1932 (additional source)
Dictyota ciliolata Sonder ex Kützing, 1859 (additional source)
Ectocarpus siliculosus (Dillwyn) Lyngbye, 1819 (additional source)
Entocladia viridis Reinke, 1879 accepted as Ulvella viridis (Reinke) R.Nielsen, C.J.O'Kelly & B.Wysor, 2013 (additional source)
Erythrocladia irregularis Rosenvinge, 1909 (additional source)
Eucheuma isiforme (C.Agardh) J.Agardh, 1847 accepted as Eucheumatopsis isiformis (C.Agardh) Núñez-Resendiz, Dreckmann & Sentíes, 2019 (additional source)
Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816 (additional source)
Ganonema farinosum (J.V.Lamouroux) K.-C.Fan & Y.-C.Wang, 1974 (additional source)
Gelidium pusillum (Stackhouse) Le Jolis, 1863 (additional source)
Gracilaria tikvahiae McLachlan, 1979 (additional source)
Halimeda discoidea Decaisne, 1842 (additional source)
Halimeda incrassata (J.Ellis) J.V.Lamouroux, 1816 (additional source)
Halymenia floresii (Clemente) C.Agardh, 1817 (additional source)
Herposiphonia parca Setchell, 1926 (additional source)
Hincksia mitchelliae (Harvey) P.C.Silva, 1987 accepted as Feldmannia mitchelliae (Harvey) H.-S.Kim, 2010 (additional source)
Hypnea musciformis (Wulfen) J.V.Lamouroux, 1813 (additional source)
Hypnea spinella (C.Agardh) Kützing, 1847 (additional source)
Hypnea valentiae (Turner) Montagne, 1841 (additional source)
Jania rubens (Linnaeus) J.V.Lamouroux, 1816 (additional source)
Laurencia chondrioides Børgesen, 1918 (additional source)
Laurencia microcladia Kützing, 1865 (additional source)
Lophocladia trichoclados (C.Agardh) F.Schmitz, 1893 (additional source)
Lophosiphonia obscura (C.Agardh) Falkenberg, 1897 (additional source)
Neomeris annulata Dickie, 1874 (additional source)
Neosiphonia sphaerocarpa (Børgesen) M.-S.Kim & I.K.Lee, 1999 accepted as Melanothamnus sphaerocarpus (Børgesen) Díaz-Tapia & Maggs, 2017 (additional source)
Padina boergesenii Allender & Kraft, 1983 (additional source)
Peyssonnelia dubyi P.Crouan & H.Crouan, 1844 (additional source)
Pleonosporium caribaeum (Børgesen) R.E.Norris, 1985 accepted as Spongoclonium caribaeum (Børgesen) M.J.Wynne, 2005 (additional source)
Polysiphonia atlantica Kapraun & J.N.Norris, 1982 (additional source)
Polysiphonia denudata (Dillwyn) Greville ex Harvey, 1833 accepted as Carradoriella denudata (Dillwyn) Savoie & G.W.Saunders, 2019 (additional source)
Polysiphonia scopulorum Harvey, 1855 (additional source)
Polysiphonia subtilissima Montagne, 1840 (additional source)
Pterosiphonia pennata (C.Agardh) Sauvageau, 1897 accepted as Xiphosiphonia pennata (C.Agardh) Savoie & G.W.Saunders, 2016 (additional source)
Rhizoclonium riparium (Roth) Harvey, 1849 (additional source)
Solieria filiformis (Kützing) P.W.Gabrielson, 1985 (additional source)
Sphacelaria fusca (Hudson) S.F.Gray, 1821 (additional source)
Sporochnus pedunculatus (Hudson) C.Agardh, 1817 (additional source)
Spyridia hypnoides (Bory de Saint-Vincent) Papenfuss, 1968 (additional source)
Struvea elegans Børgesen, 1912 (additional source)
Ulva fasciata Delile, 1813 accepted as Ulva lactuca Linnaeus, 1753 (additional source)
Ulva flexuosa Wulfen, 1803 (additional source)
Ulva intestinalis Linnaeus, 1753 (additional source)