Dendrodictyon M.O.P.Iyengar, 1971 genus doubtful

Palmellosphaericum M.O.P.Iyengar, 1971 genus doubtful

Actinobotrys West & G.S.West, 1905 genus synonym

Inoderma Kützing, 1833 genus doubtful

Gloeodictyon C.A.Agardh, 1830 genus doubtful

Ecballodictyon genus accepted

Trypothallus J.D.Hooker & Harvey, 1847 genus doubtful

Chlorodiscus J.B.Petersen & J.Hansen, 1960 genus doubtful

Hauckia A.Borzì, 1880 genus doubtful

Györffyana Kol & F.Chodat, 1934 genus doubtful

Cyanoptyche Pascher, 1929 genus doubtful

Palmella Lyngbye, 1819 genus accepted

Chloranomala Mitra, 1950 genus doubtful

Oncosaccus C.-C.Jao, 1947 genus accepted

Chalarodora Pascher, 1929 genus doubtful

Palmoclathrus Womersley, 1971 genus doubtful

Askenasyella W.Schmidle, 1902 genus doubtful

Gloiodictyon C.Agardh, 1830 genus accepted

Poloidion Pascher, 1944 genus doubtful

Urococcus Kützing, 1849 genus accepted

Bromicolla E.V.Eichwald, 1843 genus doubtful