| Name | Author | Source | Citation | Year |
|---|
| Conferva elongata | (Vaucher) De Candolle in Lamarck & DC. | Fl. franc., ed. 3 | 2: 55 | 1805 |
| Conferva elongata ('longata') | (Vaucher) Dillwyn | Conf. Syn.: | 49 | 1809 |
| Conjugata elongata ('longata') | Vaucher | Hist. conf.: | 71, pl. 6: fig. 1 | 1803 |
| Conjugata quinina var. elongata ('longata') | (Vaucher) C. Agardh | Disp.: | 2: 27 | 1812 |
| Diploneis jasnitskii | A.P. Skabichevskij | Bot. Zhurn. SSSR | 21: 708 (R), 720, pl. I: fig. 10 | 1936 |
| Navicula ajajensis | A.P. Skabichevskij | Bot. Zhurn. SSSR | 21: 710 (R), 720, pl. II: fig. 15 | 1936 |
| Navicula dispersepunctata | A.P. Skabichevskij | Bot. Zhurn. SSSR | 21: 712 (R), 720, pl. II: fig. 16 | 1936 |
| Navicula meyeri | A.P. Skabichevskij | Bot. Zhurn. SSSR | 21: 709 (R), 720, pl. I: figs. 5, 6 | 1936 |
| Navicula pseudolacustris | A.P. Skabichevskij | Bot. Zhurn. SSSR | 21: 713 (R), 721, pl. II: fig. 19 | 1936 |
| Navicula pseudolacustris f. apiculata | A.P. Skabichevskij | Bot. Zhurn. SSSR | 21: 714 (R), 721, pl. II: fig. 20 | 1936 |
| Navicula schiracka | A.P. Skabichevskij | Bot. Zhurn. SSSR | 21: 714 (R), 721, pl. I: fig. 13 | 1936 |
| Placoneis pseudolacustris | (A.P. Skabichevskij) M.S. Kulikovskiy, H. Lange-Bertalot & G.K. Khursevich | Nova Hedwigia | 100: 219 | 2014 |
| Placoneis pseudolacustris f. apiculata | (A.P. Skabichevskij) M.S. Kulikovskiy, H. Lange-Bertalot & G.K. Khursevich | Nova Hedwigia | 100: 221 | 2014 |
| Spirogyra elongata | (Vaucher) Meneghini | Consp. Alg. Eugan.: | 15 | 1837 |
| Spirogyra elongata ('longata') | (Vaucher) Kützing | Phyc. gen.: | 279 | 1843 |
| Zygnema elongatum ('longatum') | (Vaucher) C. Agardh | Syn. alg. Scand.: | XXXII, 101 | 1817 |
| Zygnema quininum var. elongatum ('longata') | (Vaucher) Lyngbye | Tent.: | 173 | 1819 |