WRiMS Taxon list
- Acrothamnion preissii (Sonder) E.M.Wollaston, 1968
- Antithamnion algeriense M.Verlaque & Seridi, 1991 accepted as Antithamnion amphigeneum A.Millar, 1990
- Antithamnion amphigeneum A.Millar, 1990
- Antithamnion cruciatum (C.Agardh) Nägeli, 1847
- Antithamnion densum (Suhr) M.Howe, 1914
- Antithamnion diminuatum Wollaston, 1968
- Antithamnion hubbsii E.Y.Dawson, 1962
- Antithamnion nipponicum Yamada & Inagaki, 1935
- Antithamnion pectinatum (Montagne) Brauner, 1994
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