1. Species Lithophytum macrospiculatum Thomson & McQueen, 1908 (uncertain)
2. Species Lithophytum roseum Nutting, 1912 (uncertain)
3. Species Lithophytum acutifolium Kükenthal, 1913 accepted as Litophyton acutifolium Kükenthal, 1913 accepted as Litophyton viridis (May, 1898) (synonym, variant spelling)
4. Species Lithophytum africanum (May, 1898) accepted as Lemnalia africana (May, 1898) (changed combination)
5. Species Lithophytum arboreum Forskål, 1775 accepted as Litophyton arboreum Forskål, 1775 (variant spelling)
6. Species Lithophytum armatum Kükenthal, 1903 accepted as Litophyton armatum Kükenthal, 1903 (original combination, variant spelling)
7. Species Lithophytum brassicum (May, 1898) accepted as Lemnalia brassica (May, 1899) (changed combination)
8. Species Lithophytum carnosum (Kükenthal, 1895) accepted as Litophyton carnosum (Kükenthal, 1895) accepted as Lemnalia carnosa (Kükenthal, 1895) (changed combination, variant spelling)
9. Species Lithophytum confertum Kükenthal, 1903 accepted as Litophyton confertum Kükenthal, 1903 accepted as Klyxum confertum (Kükenthal, 1903) (original combination, variant spelling)
10. Species Lithophytum crosslandi Thomson & McQueen, 1908 accepted as Litophyton viridis (May, 1898) (synonym, variant spelling)
11. Species Lithophytum elegans (May, 1898) accepted as Lemnalia elegans (May, 1898) (changed combination)
12. Species Lithophytum erinaceum Kükenthal, 1905 accepted as Litophyton erinaceum Kükenthal, 1905 (variant spelling)
13. Species Lithophytum flabellum (Quoy & Gaimard, 1833) accepted as Paralemnalia flabella (Quoy & Gaimard, 1833) (unaccepted > superseded combination)
14. Species Lithophytum flavum (May, 1898) accepted as Lemnalia flava (May, 1898) (changed combination)
15. Species Lithophytum formosanum Kükenthal, 1903 accepted as Litophyton formosanum Kükenthal, 1903 (variant spelling)
16. Species Lithophytum graeffei (Kükenthal, 1896) accepted as Umbellulifera graeffei (Kükenthal, 1896) (changed combination)
17. Species Lithophytum indicum Thomson & Henderson, 1906 accepted as Litophyton indicum Thomson & Henderson, 1906 (variant spelling)
18. Species Lithophytum philippinensis Light, 1915 accepted as Litophyton philippinensis Light, 1915 (variant spelling)
19. Species Lithophytum ramosum (Quoy & Gaimard, 1833) accepted as Litophyton ramosum (Quoy & Gaimard, 1833) (variant spelling)
20. Species Lithophytum rigidum Light, 1915 accepted as Litophyton rigidum Light, 1915 (variant spelling)
21. Species Lithophytum sanderi (May, 1899) accepted as Litophyton viridis (May, 1898) (synonym, variant spelling)
22. Species Lithophytum stuhlmanni (May, 1898) accepted as Litophyton stuhlmanni (May, 1898) accepted as Litophyton viridis (May, 1898) (synonym, variant spelling)
23. Species Lithophytum thyrsoides (Ehrenberg, 1834) accepted as Paralemnalia thyrsoides (Ehrenberg, 1834) (unaccepted > superseded combination)
24. Species Lithophytum viridis (May, 1898) accepted as Litophyton viridis (May, 1898) (variant spelling)
25. Species Lithophytum viscidum Utinomi, 1954 accepted as Litophyton viscidum Utinomi, 1954 accepted as Klyxum viscidum (Utinomi, 1954) (original combination, variant spelling)

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