| Name | Author | Source | Citation | Year |
|---|
| Bourrellyodesmus comperei | M.A. Santos & C.W.N. Moura in Moura et al. | Phytotaxa | 536: 229, figs. 1, 8-16 | 2022 |
| Closterium parvulum | Nägeli | Gatt. Einzell. Alg: | 106, pl. VI: C, fig. 2 | 1849 |
| Conferva bullosa | Linnaeus | Sp. pl. | 2: 1164 | 1753 |
| Dasya jadertina | Sandri ex Kützing | Tab. Phyc. | 14: 24, pl. 66: figs. d,e | 1864 |
| Epithemia reticulata | Nägeli ex Kützing | Sp. alg.: | 889 | 1849 |
| Flagellaria confervoides | Stackhouse | Mémoires de la Société Impériale des Naturalistes de Moscou | 2: 92 | 1809 |
| Fragilaria intermedia | (Grunow) Grunow in Van Heurck | Syn. Diat. Belg.: | expl. pl. XLV | 1881 |
| Fragilaria mutabilis var. intermedia | Grunow | Verh. K. Zool.-Botanischen Ges. Wien | 12: 369, pl. IV: fig. 9 | 1862 |
| Luticola schweickerdtii | (Cholnoky) Cocquyt & J.C. Taylor | Notulae algarum | 230: 1 | 2022 |
| Navicula schweickerdtii | Cholnoky | Bol. Soc. Port. Ciênc. Nat. | 19: 129, pl. VI: fig. 161 | 1952 |
| Navicula scotica | A. Schmidt | Atlas: | pl. 48: figs. 9-11 | 1876 |
| Nitzschia marginulata f. elongata | Hustedt ex Simonsen | Atlas and catalogue of the diatom types of Friedrich Hustedt: | 57, fig. 72/4-5 | 1987 |
| Palmella rupestris | Lyngbye | Tent.: | 207, pl. 69,D | 1819 |
| Pinnularia hustedtii | K. Mölder | Ann. Bot. Soc. Zool.-Bot. Fenn. Vanamo | 25{1}: 27, pl. II: fig. 28, pl. III: fig. 1 | 1951 |
| Pinnularia hustedtii f. spitsbergensis | Foged | Biblioth. Phycol | 53: 148, pl. XLII: fig. 8 | 1981 |
| Pinnularia molderi f. spitsbergensis | (Foged) D.M. Williams, Bing Liu & L. Taxböck | Phytotaxa | 536: 299 | 2022 |
| Pinnularia molderi ('molderii') | D.M. Williams, Bing Liu & L. Taxböck | Phytotaxa | 536: 299 | 2022 |
| Rouxia peragalloi ('peragalli') | J. Brun | Diatomiste | 1: 177, pl. XXIV: fig. 2 | 1893 |
| Stauroneis scotica | (A. Schmidt) P. Petit in Leuduger-Fortmorel & Petit | Journal de Micrographie | 2: 175 | 1878 |
| Staurosira hyemalis | (Kützing) P. Petit in Leuduger-Fortmorel & Petit | Journal de Micrographie | 2: 175 | 1878 |
| Stictodiscus pantocsekii | Tempère | Beitr. Kenntn. Foss. Bacill. Ungarns | 2: 112, fig. 1889 | 1889 |
| Tetmemorus laevis | Ralfs | Brit. Desmid.: | 146, pl. XXIV: fig. 3 | 1848 |
| Xanthidium concinnum var. longispinum | M.A. Santos & C.W.N. Moura in Moura et al. | Phytotaxa | 536: 231, figs. 2, 17-24 | 2022 |
| Xanthidium verrucosum | M.A. Santos, G.J.P. Ramos & C.W.N. Moura in Moura et al. | Phytotaxa | 536: 239, figs. 7, 55-65 | 2022 |