| Merismopedia punctata Meyen, 1839 |
| Merismopedia tenuissima Lemmerm., 1898 |
| Merismopedia thermalis Kütz., 1843 |
| Merismopedia willei Gardner, 1927 |
| Microcystaceae Elenkin, 1933 |
| Microcystis Kütz. ex Lemmerm., 1907 |
| Microcystis aeruginosa (Kütz.) Kütz., 1846 |
| Microcystis aeruginosa f. flos-aquae (Wittr.) Elenkin, 1938 |
| Microcystis anodontae Hansg. Elenkin, 1938 |
| Microcystis calciphila Schwabe, 1947 |
| Microcystis elabens (Breb.) Kütz., 1846 |
| Microcystis elachista (W. West G.S. West) Compère, 1967 |
| Microcystis flos-aquae (Wittr.) Kirchner, 1898 |
| Microcystis grevillei (Berk.) Elenkin, 1938 |
| Microcystis holsatica (Lemmerm.) Lemmerm., 1907 |
| Microcystis incerta (Lemmerm.) Lemmerm., 1903 |
| Microcystis minutissima W. West, 1912 |
| Microcystis natans Lemmerm. ex Skuja, 1934 |
| Microcystis protocystis Crow, 1923 |
| Microcystis richteriana (Hieron.) P.C. Silva, 1996 |