1. Tribe Callithamnieae Schmitz, 1889
   1. Genus Aglaothamnion Feldmann-Mazoyer, 1941
   2. Genus Callithamnion Lyngbye, 1819
   3. Genus Gaillona Bonnemaison, 1828
2. Tribe Euptiloteae
   1. Genus Seirospora Harvey, 1846
3. Tribe Gymnothamnieae M. Kajimura, 1989
   1. Genus Gymnothamnion J.Agardh, 1892

marine

De Toni, G. B. (1903). Sylloge algarum omnium hucusque cognitarum. Vol. IV. Florideae. Sectio III. <em>Patavii [Padua]: Sumptibus auctoris.</em>
page(s): 1252 [details] 

Guiry, M.D. & Guiry, G.M. (2024). AlgaeBase. World-wide electronic publication, National University of Ireland, Galway (taxonomic information republished from AlgaeBase with permission of M.D. Guiry). Callithamnioideae De Toni, 1903. Accessed through: The UK Marine Environmental Data and Information Network (2024) Marine Species of the British Isles and Adjacent Seas (MSBIAS): a checklist of species derived from the UNICORN and Marine Recorder applications at: https://www.marinespecies.org/msbias/aphia.php?p=taxdetails&id=1305110 on 2025-03-26

The UK Marine Environmental Data and Information Network (2025). Marine Species of the British Isles and Adjacent Seas (MSBIAS): a checklist of species derived from the UNICORN and Marine Recorder applications. Callithamnioideae De Toni, 1903. Accessed at: https://www.marinespecies.org/msbias/aphia.php?p=taxdetails&id=1305110 on 2025-03-26

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