| Name | Author | Source | Citation | Year |
|---|
| ALLORGEIA | Gauthier-Lièvre ex M.D. Guiry & P.F.M. Coesel | Notulae algarum | 75: 1 | 2018 |
| Allorgeia incredibilis | Thomasson ex M.D. Guiry & P.F.M. Coesel | Notulae algarum | 75: 2 (cf. Grönblad, Prowse, & Scott, 1958, Acta Botanica Fennica 58: 3-82) | 2018 |
| Allorgeia valiae | Gauthier-Lièvre ex M.D. Guiry & P.F.M. Coesel | Notulae algarum | 75: 1 | 2018 |
| Allorgeia valiae f. compacta | Gauthier-Lièvre ex M.D. Guiry & P.F.M. Coesel | Notulae algarum | 75: 2 | 2018 |
| Amansia seaforthii | (Turner) Greville | Alg. Brit.: | xlvi | 1830 |
| Amansia seagriefii | (R.E. Norris) L. Phillips | The taxonomy of selected tribes and genera of the Rhodomelaceae: | 254? | 2009 |
| CROISETTEA | M.J. Wynne | Notulae algarum | 76: 2 | 2018 |
| Croisettea australis | (Womersley & R.E. Norris) M.J. Wynne | Notulae algarum | 76: 2 | 2018 |
| Croisettea requienii | (J. Agardh) M.J. Wynne | Notulae algarum | 76: 2 | 2018 |
| Croisettea tasmanica | (Harvey) M.J. Wynne | Notulae algarum | 76: 2 | 2018 |
| Digenea mexicana | G.H. Boo & D. Robledo in Boo et al. | Algae | 33: 233, fig. 1 | 2018 |
| Digenea rafaelii | G.H. Boo, G. Andrade-Sorcia & S.M. Boo in Boo et al. | Algae | 33: 233, fig. 2 | 2018 |
| Euzygogonium humifusum | Itzigsohn in Rabenhorst | Alg. Sachs.: | Dec. 39/40: 398 | 1854 |
| MARIARAMIREZIA | M.S. Calderon, G.H. Boo, A. Mansilla, & S.M. Boo in Calderon et al. | Phycologia | 55: 610 | 2016 |
| Mariaramirezia lapathifolia | (Kützing) M.S. Calderon, G.H. Boo, & S.M. Boo | Phycologia | 55: 610 | 2016 |
| Mariaramirezia osornoensis | M.S. Calderon, G.H. Boo, A. Mansilla, & S.M. Boo in Calderon et al. | Phycologia | 55: 610 | 2016 |
| Plocamium abnorme f. uncinatum | Okamura | Icon. Jap. Alg. | 3: 2, pl. CII: figs. 1, 2 | 1913 |
| Plocamium telfairiae var. uncinatum | (Okamura) Okamura | Icon. Jap. Alg. | 7: 103 | 1942 |
| Rhodymenia requienii | J. Agardh | Linnaea | 15: 12 | 1841 |
| Zygogonium sudeticum | Rabenhorst | Alg. Sachs.: | Dec. 13/14: 124 | 1851 |