| Name | Author | Source | Citation | Year |
|---|---|---|---|---|
| Bulbochaete bullardii ('Bullardi') | Transeau & L.M. Tiffany | Ohio J. Sci. | 19: 241, pl. XIV: figs. a-e | 1919 |
| Cosmarium dingleyi | A. Kenins | Notulae algarum | 13: 1 | 2016 |
| Cosmarium pseudolundellii | A. Kenins | Notulae algarum | 13: 1 | 2016 |
| Oedogonium pisanum var. gracile ('gracilis') | Transeau & L.M. Tiffany | Ohio J. Sci. | 19: 241, pl. XIV: figs. f-i | 1919 |
| Staurastrum bullardii | G.M. Smith | Wisconsin Geol. & Nat. Hist. Surv. Bull. | 57{2}: 91, pl. 74: figs. 19-23; pl. 75: figs. 1-3 | 1924 |
| Staurastrum bullardii var. alandicum | Teiling | Bot. Not. | 1942: 213, figs. 6, 7 | 1942 |
| Tetradesmus acuminatus | (Lagerheim) M.J. Wynne in Wynne & Hallan | Feddes Repertorium | 126: 84 | 2016 |
| Tetradesmus acuminatus | C.-C. Jao & Z.-Y. Hu in Hu | Acta Hydrobiologica Sinica | 6: 378, fig. 2 | 1992 |
| Tetradesmus hupehensis | Z.-Y. Hu | Acta Hydrobiologica Sinica | 6: 378, fig. 1 | 1992 |
| Tetradesmus lagerheimii | M.J. Wynne & M.D. Guiry | Notulae algarum | 12: 1 | 2016 |