Gracilaria Greville, 1830 genus accepted

Hydropuntia Montagne, 1842 genus accepted

Curdiaea Kützing, 1869 genus accepted

Curdiea Harvey, 1855 genus accepted

Melanthalia Montagne, 1843 genus accepted

Gracilariophila Setchell & H.L.Wilson, 1910 genus accepted

Gracilariopsis E.Y. Dawson, 1949 genus accepted

Congracilaria H. Yamamoto, 1986 genus accepted

Agarophyton C.F.D. Gurgel, J.N. Norris & S. Fredericq in Gurgel et al., 2018 genus accepted

Crassa C.F.D. Gurgel, J.N. Norris & S. Fredericq in Gurgel et al., 2018 genus accepted