• Abacella pertusa Maslov †
• Acanthocodium fragile Suringar, 1867 accepted as Codium fragile (Suringar) Hariot, 1889
• Agardhia adhaerens Cabrera, 1823 accepted as Codium adhaerens C. Agardh, 1822
• Agardhia areolata Cabrera
• Agardhia bursa (Linnaeus) Cabrera
• Agardhia caerulescens (J.E. Smith) S.F. Gray, 1821 accepted as Mougeotia capucina C. Agardh, 1824
• Agardhia dichotoma Cabrera
• Agardhia ramentacea Cabrera
• Agardhia textilis (Clemente) Cabrera
• Ahnfeldtia cactoides (Turner) Trevisan accepted as Caulerpa cactoides (Turner) C. Agardh, 1817
• Ahnfeldtia chemnitzia (Esper) Trevisan, 1849 accepted as Caulerpa racemosa (Forsskål) J.G. Agardh, 1873
• Ahnfeldtia corynephora (Montagne) Trevisan accepted as Caulerpa corynephora Montagne, 1842 accepted as Caulerpa racemosa (Forsskål) J.G. Agardh, 1873
• Ahnfeldtia cylindracea (Sonder) Trevisan, 1849 accepted as Caulerpa racemosa (Forsskål) J.G. Agardh, 1873
• Ahnfeldtia domingensis (Sprengel) Trevisan, 1849
• Ahnfeldtia lamourouxii (C. Agardh) Trevisan accepted as Caulerpa racemosa (Forsskål) J.G. Agardh, 1873
• Ahnfeldtia lentillifera (J.G. Agardh) Trevisan, 1849 accepted as Caulerpa lentillifera J.G. Agardh, 1837
• Ahnfeldtia macrodisca (Decaisne) Trevisan, 1849 accepted as Caulerpa peltata J.V. Lamouroux, 1809
• Ahnfeldtia oligophylla (Montagne) Trevisan accepted as Caulerpa oligophylla Montagne, 1842
• Ahnfeldtia racemosa (Forssk.) Trevisan
• Ahnfeldtia sedoides (R. Brown) Trevisan
• Ahnfeldtia simpliciuscula (R. Brown) Trevisan accepted as Caulerpa simpliciuscula (R. Brown ex Turner) C. Agardh, 1823
• Ahnfeldtia uvifera (Turner) Trevisan
• Ancestria sibogae (A. Gepp & E. Gepp) Farghaly, 1980 accepted as Penicillus sibogae A. Gepp & E.S. Gepp, 1911
• Anchicodium densum Endo †
• Anchicodium flexuosum Endo †
• Anchicodium fukujiense Endo & Horiguchi †
• Anchicodium funile J.H. Johnson †
• Anchicodium gracile J.H. Johnson †
• Anchicodium japonicum Endo †
• Anchicodium magnum Endo †
• Anchicodium nodosum J.H. Johnson †
• Anchicodium permianum J.H. Johnson †
• Anchicodium plumosum J.H. Johnson †
• Anchicodium sindbadii G.F. Elliott †
• Anchicodium undulatum J.H. Johnson †
• Appeninocodium convolvens (A. Praturlon) O. Dragastan, 1985 †
• Arabicodium aegagrapiloides G.F. Elliott †
• Arabicodium bicazense O. Dragastan †
• Arabicodium elongatum Dragastan †
• Arabicodium hansii O. Dragastan †
• Arabicodium jurassicum Dragastan †
• Arabicodium orientale Dragastan †
• Arabicodium texanum Johnson †
• Avrainvillea amadelpha (Montagne) A. Gepp & E.S. Gepp, 1908
• Avrainvillea asarifolia Børgesen, 1909
• Avrainvillea atlantica Joly & Yamaguishi, 1966 accepted as Avrainvillea elliottii A. Gepp & E.S. Gepp, 1911
• Avrainvillea caespitosa (J.G. Agardh) G. Murray & Boodle, 1889 accepted as Chlorodesmis caespitosa J.G. Agardh, 1887
• Avrainvillea calathina Kraft & Olsen-Stojkovich, 1985
• Avrainvillea canariensis A. Gepp & E.S. Gepp, 1911
• Avrainvillea capituliformis T. Tanaka, 1967 accepted as Avrainvillea obscura (C. Agardh) J.G. Agardh, 1887
• Avrainvillea clavatiramea A. Gepp & E.S. Gepp, 1911
• Avrainvillea comosa (Harvey & Bailey) G. Murray & Boodle, 1889 accepted as Chlorodesmis fastigiata (C. Agardh) S.C. Ducker, 1969
• Avrainvillea cyathiformis D.L. Ballantine & N.E. Aponte, 2003
• Avrainvillea digitata D.S. Littler & M.M. Littler, 1992
• Avrainvillea elliottii A. Gepp & E.S. Gepp, 1911
• Avrainvillea erecta (Berkeley) A. Gepp & E.S. Gepp, 1911
• Avrainvillea fenicalii D.S. Littler, M.M. Littler & M. Hay, 1992
• Avrainvillea fulva (M.A. Howe) D.S. Littler & M.M. Littler, 1992
• Avrainvillea gardineri A. Gepp & E.S. Gepp, 1908
• Avrainvillea geppiorum Børgesen, 1913 accepted as Avrainvillea elliottii A. Gepp & E.S. Gepp, 1911
• Avrainvillea gracillima Børgesen, 1940 accepted as Avrainvillea riukiuensis Yamada, 1932
• Avrainvillea hayi D.S. Littler & M.M. Littler, 1992
• Avrainvillea hollenbergii Trono, 1972
• Avrainvillea lacerata Harvey ex J.G. Agardh, 1887
• Avrainvillea levis M.A. Howe, 1905
• Avrainvillea longicaulis (Kützing) G. Murray & Boodle, 1889
• Avrainvillea mazei G. Murray & Boodle, 1889
• Avrainvillea montagneana A. Gepp & E.S. Gepp
• Avrainvillea nigricans Decaisne, 1842
• Avrainvillea obscura (C. Agardh) J.G. Agardh, 1887
• Avrainvillea pacifica A. Gepp & E.S. Gepp, 1911
• Avrainvillea papuana (Zanardini) G. Murray & Boodle, 1889 accepted as Avrainvillea erecta (Berkeley) A. Gepp & E.S. Gepp, 1911
• Avrainvillea rawsonii (Dickie) M.A. Howe, 1907
• Avrainvillea ridleyi A. Gepp & E.S. Gepp, 1911
• Avrainvillea riukiuensis Yamada, 1932
• Avrainvillea robustior A. Gepp & E.S. Gepp
• Avrainvillea rotumensis A.D.R. N'Yeurt, D.S. Littler & M.M. Littler, 1996
• Avrainvillea silvana D.S. Littler & M.M. Littler, 1992
• Avrainvillea sylvearleae D.S. Littler & M.M. Littler, 1992
• Avrainvillea xishaensis C.K. Tseng, Dong & Lu, 2004
• Bacinellacodium calcareum O. Dragastan †
• Bancilaea claviformis O. Dragastan †
• Blastophysa arrhiza Wille, 1891 accepted as Blastophysa rhizopus Reinke, 1889
• Blastophysa polymorpha Kjellmann, 1897 accepted as Blastophysa rhizopus Reinke, 1889
• Blastophysa rhizopus Reinke, 1889
• Boodleopsis aggregata C.K. Tseng & M. Dong, 1983
• Boodleopsis carolinensis Trono, 1972
• Boodleopsis hawaiiensis Gilbert, 1965
• Boodleopsis indica M. Umamaheswara Rao
• Boodleopsis pusilla (F.S. Collins) W.R. Taylor, A.B. Joly & Bernatowicz, 1953
• Boodleopsis siphonacea A. Gepp & E.S. Gepp
• Boodleopsis sundarbanensis Islam, 1973
• Boodleopsis vaucherioidea Caleron-Saenz & Schnetter, 1989
• Boodleopsis verticillata E.Y. Dawson, 1960
• Botryella spinosa V.P. Shuysky & D.I. Schirschova
• Botryodesmis exocarpa Kraft, 2007
• Botryophora dichotoma Bompard, 1867
• Bryopsidella halymeniae (Berthold) Feldmann accepted as Bryopsidella neglecta (Berthold) H. Rietema, 1975
• Bryopsidella neglecta (Berthold) H. Rietema, 1975
• Bryopsidella ostreobiformis Calderón-Sáenz & Schnetter, 1989