Porolithon improcerum (Foslie & M.Howe) M.Howe species accepted

Lithophyllum aequinoctiale Foslie species synonym

Lithophyllum onkodes subsp. subramosum Foslie subspecies synonym

Hydrolithon pachydermum (Foslie) J.C.Bailey, J.E.Gabel & Freshwater, 2004 species synonym

Lithophyllum funduense Pilger species synonym

Lithophyllum onkodes f. funduense (Pilger) Foslie, 1909 form synonym

Lithophyllum onkodes f. subramosum Foslie, 1907 form synonym

Spongites onkodes (Heydrich) Penrose & Woelk., 1988 species synonym

Lithophyllum onkodes (Heydrich) Heydrich species synonym

Lithophyllum gardineri f. obpyramidatum Foslie, 1907 form synonym

Lithophyllum gardineri f. subhemisphaericum Foslie, 1907 form synonym

Lithophyllum craspedium f. abbreviatum Foslie, 1900 form synonym

Lithophyllum onkodes f. pachydermum Foslie, 1904 form synonym

Lithophyllum antillarum Foslie & Howe species synonym

Lithophyllum oligocarpum Foslie species synonym

Hydrolithon onkodes (Heydrich) D.Penrose & Woelkerling species synonym

Goniolithon onkodes (Heydrich) Foslie, 1898 species synonym

Porolithon onkodes (Heydr.) Foslie species accepted

Lithothamnion onkodes Heydrich, 1897 species synonym

Porolithon gardineri f. subhemisphaericum (Foslie) W.R.Taylor, 1950 form synonym

Porolithon gardineri (Foslie) Foslie, 1909 species accepted

Porolithon craspedium f. abbreviatum (Foslie) Lemoine, 1911 form synonym

Porolithon coarctatum (Foslie) Foslie, 1909 species synonym

Hydrolithon improcerum (Foslie & M.A.Howe) Foslie species synonym

Hydrolithon improcerum var. tenue Segonzac, 1983 variety synonym

Goniolithon improcerum Foslie & Howe species homotypic synonym

Porolithon aequinoctiale Foslie, 1909 species accepted

Porolithon improcerum (Foslie & Howe) Lemoine species homotypic synonym

Porolithon antillarum (Foslie & M.Howe) Foslie & M.Howe, 1909 species accepted

Porolithon pachydermum (Foslie) Foslie species synonym

Porolithon oligocarpum (Foslie) W.H.Adey, 1970 species accepted