WRiMS Taxon list
- Aglaothamnion feldmanniae Halos, 1965
- Aglaothamnion halliae (Collins) Aponte, D.L.Ballantine & J.N.Norris, 1997
- Aglaothamnion tenuissimum (Bonnemaison) Feldmann-Mazoyer, 1941
- Callithamnion byssoides Arnott ex Harvey, 1833 accepted as Aglaothamnion tenuissimum (Bonnemaison) Feldmann-Mazoyer, 1941
- Callithamnion corymbosum (Smith) Lyngbye, 1819
- Callithamnion tetragonum (Stackhouse) S.F.Gray, 1821
- Scageliopsis patens Wollaston, 1981
- Seirospora giraudyi (Kützing) De Toni, 1903
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