| [2826] Pseudorthocladius | Appellations de Taxon | 2826 |
| [28260] Cocconeis placentula var. baicalensis | Appellations de Taxon | 28260 |
| [28261] Colliculoamphora gibba | Appellations de Taxon | 28261 |
| [28262] Amphora gibba | Appellations de Taxon | 28262 |
| [28263] Colliculoamphora minima | Appellations de Taxon | 28263 |
| [28264] Colliculoamphora reedii | Appellations de Taxon | 28264 |
| [28265] Colliculoamphora reichardtiana | Appellations de Taxon | 28265 |
| [28266] Conticribra guillardii | Appellations de Taxon | 28266 |
| [28267] Conticribra nevadica | Appellations de Taxon | 28267 |
| [28268] Thalassiosira nevadica | Appellations de Taxon | 28268 |
| [28269] Corethron hystrix | Appellations de Taxon | 28269 |
| [2827] Pseudosmittia | Appellations de Taxon | 2827 |
| [28270] Corethron columna | Appellations de Taxon | 28270 |
| [28271] Coscinodiscopsis commutata | Appellations de Taxon | 28271 |
| [28272] Coscinodiscus commutatus | Appellations de Taxon | 28272 |
| [28273] Coscinodiscus jonesianus var. commutata | Appellations de Taxon | 28273 |
| [28274] Coscinodiscopsis jonesiana | Appellations de Taxon | 28274 |
| [28275] Coscinodiscus jonesianus | Appellations de Taxon | 28275 |
| [28276] Coscinodiscus pavillardii | Appellations de Taxon | 28276 |
| [28277] Creania lacyae | Appellations de Taxon | 28277 |
| [28278] Synedropsis creanii | Appellations de Taxon | 28278 |
| [28279] Crucicostulifera areolata | Appellations de Taxon | 28279 |
| [2828] Rheocricotopus | Appellations de Taxon | 2828 |
| [28280] Cymbopleura delauneyi | Appellations de Taxon | 28280 |
| [28281] Navicula areolata | Appellations de Taxon | 28281 |
| [28282] Cyclotella sudanensis | Appellations de Taxon | 28282 |
| [28283] Stephanodiscus sudanensis | Appellations de Taxon | 28283 |
| [28284] Cymbellafalsa diluviana | Appellations de Taxon | 28284 |
| [28285] Cymbopleura laticapitata | Appellations de Taxon | 28285 |
| [28286] Desikaneis simplex | Appellations de Taxon | 28286 |
| [28287] Fragilaria gessneri | Appellations de Taxon | 28287 |
| [28288] Plagiogramma simplex | Appellations de Taxon | 28288 |
| [28289] Diploneis argentina | Appellations de Taxon | 28289 |
| [2829] Smittia | Appellations de Taxon | 2829 |
| [28290] Navicula smithii var. argentina | Appellations de Taxon | 28290 |
| [28291] Navicula subovalis var. argentina | Appellations de Taxon | 28291 |
| [28292] Diploneis hyalina | Appellations de Taxon | 28292 |
| [28293] Navicula hyalina | Appellations de Taxon | 28293 |
| [28294] Envekadea hedinii | Appellations de Taxon | 28294 |
| [28295] Navicula hedini | Appellations de Taxon | 28295 |
| [28296] Envekadea pseudocrassirostris | Appellations de Taxon | 28296 |
| [28297] Eolimna elorantana | Appellations de Taxon | 28297 |
| [28298] Eolimna jurafontinalis | Appellations de Taxon | 28298 |
| [28299] Eolimna muraloides | Appellations de Taxon | 28299 |
| [283] Drusini | Appellations de Taxon | 283 |
| [2830] Synorthocladius | Appellations de Taxon | 2830 |
| [28300] Navicula muraloides | Appellations de Taxon | 28300 |
| [28301] Eolimna raederae | Appellations de Taxon | 28301 |
| [28302] Eolimna rotunda | Appellations de Taxon | 28302 |
| [28304] Eolimna submuralis | Appellations de Taxon | 28304 |