| Dendryphiosphaera parvula Nawawi & Kuthub., 1988 |
| Dictyoaquaphila J.S. Monteiro, L.B. Conç., M.F.O. Marques, Gusmão & R.F. Castañeda, 2016 |
| Dictyoaquaphila unisetulata R.M. Arias, Heredia & R.F. Castañeda, 2016 |
| Dictyonema C. Agardh ex Kunth, 1822 |
| Dictyonema glabratum (Spreng.) D. Hawksw., 1988 |
| Dictyonema pavonium (Sw.) Parmasto, 1977 |
| Dictyosporium Corda, 1836 |
| Dictyosporium bulbosum Tzean & J. L. Chen, 1989 |
| Dictyosporium campaniforme Matsush., 1975 |
| Dictyosporium heptasporum (Garov.) Damon, 1952 |
| Dictyosporium intermedium Subram., 1971 |
| Dictyosporium micronesiacum Matsush., 1981 |
| Dictyosporium pelagicum (Linder) G. C. Hughes ex E. B. G. Jones, 1963 |
| Dictyosporium prolificum Damon, 1952 |
| Dictyosporium subramanianii B. Sutton, 1985 |
| Dictyosporium tetrasporum L. Cai & K.D. Hyde, 2007 |
| Dictyosporium toruloides (Corda) Guég., 1905 |
| Digitodesmium P. M. Kirk, 1981 |
| Digitodesmium elegans P. M. Kirk, 1981 |
| Diplocladiella G. Arnaud ex M. B. Ellis, 1976 |