Baccanella S. Pantic, 1971 genus accepted

Bacinellacodium O. Dragastan in D.F. Toomey & M.H. Nitecki, 1985 genus accepted

Bevosolen J. Pia, 1940 genus accepted

Callipsygma J.Agardh, 1887 genus accepted

Canadiophycus L.G. Voronova & N.A. Drosdova, 1987 genus accepted

Carpathocodium O. Dragastan in D.F. Toomey & M.H. Nitecki, 1985 genus accepted

Mizziella V.P. Maslov, 1956 genus accepted

Abacella Maslov, 1956 genus provisionally accepted

Anchicodium J.H. Johnson, 1946 genus accepted

Bijagodella B.I. Tchuvashov, 1985 genus accepted

Calcifolium M.S. Svecov & L.M. Birina, 1935 genus accepted

Collarecodium R. Brandner & W. Resch, 1980 genus accepted

Kitakamiania W. Ishijima, 1944 genus accepted

Johnsonicodium O. Dragastan in D.F. Toomey & M.H. Nitecki, 1985 genus accepted

Neoanchicodium R. Endô in R. Endô & M. Kanuma, 1954 genus accepted

Paragarwoodia J. Poncet, 1974 genus accepted

Pieninia K. Borza & M. Misík, 1976 genus accepted

Polymorphocodium Derville, 1931 genus accepted

Rhytisiphon F. Brand, 1911 genus accepted

Hikorocodium R. Endô, 1951 genus provisionally accepted

Ivanovia I.V. Khvorova, 1946 genus accepted

Litanaia V.P. Maslov, 1956 genus accepted

Lithocodium G.F. Elliott, 1956 genus accepted

Codium Stackhouse, 1797 genus accepted

Consinocodium R. Endô, 1961 genus provisionally accepted

Dimorphosiphon O. Høeg, 1927 genus accepted

Dimorphosiphonoides J.P. Guilbault & B.L. Mamet, 1976 genus accepted

Diversoporella M.B. Gnilovskaja, 1972 genus accepted

Dolioporella M.B. Gnilovskaja, 1972 genus accepted

Lowvillia J.P. Guilbault & B.L. Mamet, 1976 genus accepted

Malakhovella B. Mamet & A. Roux, 1977 genus accepted

Malakhoxxx B. Mamet & A. Roux, 1977 genus accepted

Maslovina J. Obrhel, 1968 genus accepted

Masloviporella E.L. Kulik in O.L. Einor, 1973 genus accepted

Opuntiodes O. Kuntze, 1891 genus accepted

Ovulites J.B. de Lamarck ex J.V.F. Lamouroux, 1821 genus accepted

Palaeocodium A. Chiarugi, 1947 genus accepted

Eugonophyllum Konishi & Wray, 1961 genus accepted

Rudicularia Heydrich, 1903 genus accepted

Appeninocodium O. Dragastan ex E.A. Molinari-Novoa & M.D. Guiry, 2021 genus accepted

Pseudohedstroemia B. Mamet & A. Roux, 1978 genus accepted

Stylocodium P.H. Derville, 1931 genus accepted

Tauridium T. Güvenç, 1966 genus accepted

Tubulites G. Bein, 1932 genus accepted

Winnipegia W.L. Fry, 1983 genus accepted

Schirschovaea E.A. Molinari-Novoa & M.D. Guiry in Molinari-Novoa et al., 2021 genus accepted

Vitinella E.A. Molinari-Novoa & C.E. Sánchez Ocharan in Molinari-Novoa et al., 2021 genus accepted

Vitivisus E.A. Molinari-Novoa & C.E. Sánchez Ocharan in Molinari-Novoa et al., 2021 genus accepted

Sertolara Nardo, 1834 genus accepted

Shartymophycus E.L. Kulik in O.L. Einor, 1973 genus accepted

Sinuatoporella M.B. Gnilovskaja, 1972 genus accepted

Penicilloides H. Paul, 1938 genus provisionally accepted

Spongodium J.V.F. Lamouroux, 1813 genus accepted

Aphroditicodium G.F. Elliott, 1970 genus accepted

Arabicodium G.F. Elliott, 1957 genus accepted