| Derbesia Solier, 1846 |
| Derbesia fastigiata W.R. Taylor, 1928 |
| Derbesia hollenbergii W.R. Taylor, 1945 |
| Derbesia lamourouxii (J. Agardh) Solier, 1846 |
| Derbesia marina (Lyngb.) Solier, 1846 |
| Derbesia osterhoutii (L.R. Blinks & A.C.H. Blinks) Page, 1970 |
| Derbesia prolifica W.R. Taylor, 1945 |
| Derbesia tenuissima (Moris & De Not.) P. Crouan & H. Crouan, 1867 |
| Derbesia turbinata M. Howe & Hoyt, 1916 |
| Derbesia vaucheriiformis (Harv.) J. Agardh, 1887 |
| Derbesiaceae Hauck, 1884 |
| Halicystis Aresch., 1850 |
| Halicystis osterhoutii L.R. Blinks & A.C.H. Blinks, 1930 |
| Halicystis ovalis (Lyngb.) Aresch., 1850 |
| Pedobesia MacRaild & Womersley, 1974 |
| Pedobesia lamourouxii (J. Agardh) Feldmann, Loreau, Codomier & Couté, 1975 |
| Pedobesia simplex (Menegh. ex Kütz.) M.J. Wynne & Leliaert, 2001 |