| genus |
Acrocymphyton Sjoestedt, 1926 |
doubtful |
| genus |
Andersoniella F.Schmitz |
doubtful |
| genus |
Constantinea Postels & Ruprecht, 1840 |
accepted |
| genus |
Cryptosiphonia J.Agardh, 1876 |
accepted |
| genus |
Dasyphloea Montagne, 1842 |
accepted |
| genus |
Dilsea Stackhouse, 1809 |
accepted |
| genus |
Dudresnaya P.L.Crouan & H.M.Crouan, 1835 |
accepted |
| genus |
Dumontia J.V.Lamouroux, 1813 |
accepted |
| genus |
Dumontiac |
accepted |
| genus |
Farlowia J.Agardh, 1876 |
accepted |
| genus |
Gibsmithia Doty, 1963 |
accepted |
| genus |
Hyalosiphonia Okamura, 1909 |
accepted |
| genus |
Kallynemia |
doubtful |
| genus |
Kraftia Shepley & Womersley, 1983 |
accepted |
| genus |
Leptocladia J.Agardh, 1892 |
accepted |
| genus |
Masudaphycus S.C.Lindstrom, 1988 |
doubtful |
| genus |
Neodilsea Tokida, 1943 |
accepted |
| genus |
Nizzophlaea J.G.Agardh, 1876 |
doubtful |
| genus |
Orculifilum Lindstrom, 1987 |
accepted |
| genus |
Paleopikea B.C.Parker & E.Y.Dawson, 1965 |
doubtful |
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