1. Subfamily Hydrolithoideae A.Kato & M.Baba, 2011
   1. Genus Hydrolithon (Foslie) Foslie, 1909

marine

Guiry, M.D. & Guiry, G.M. (2021). AlgaeBase. World-wide electronic publication, National University of Ireland, Galway (taxonomic information republished from AlgaeBase with permission of M.D. Guiry). Hydrolithaceae R.A.Townsend & Huisman, 2018. Accessed through: Astudillo, J. C.; Williams, G. A.; Leung, K. M. Y.; Cannicci, S.; Yasuhara, M.; Yau, C.; Qiu, J-W.; Ang, P. O.; To, A. W. L.; Shea, S. K. H. (Eds.) (2021) Hong Kong Register of Marine Species at: https://marinespecies.org/hkrms/aphia.php?p=taxdetails&id=1309285 on 2025-01-08

Astudillo, J. C.; Williams, G. A.; Leung, K. M. Y.; Cannicci, S.; Yasuhara, M.; Yau, C.; Qiu, J-W.; Ang, P. O.; To, A. W. L.; Shea, S. K. H. (Eds.) (2025). Hong Kong Register of Marine Species. Hydrolithaceae R.A.Townsend & Huisman, 2018. Accessed at: https://marinespecies.org/hkrms/aphia.php?p=taxdetails&id=1309285 on 2025-01-08

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