| [28720] Eunotia major f. paucistriata | Appellations de Taxon | 28720 |
| [28721] Melosira granulata f. intermedia | Appellations de Taxon | 28721 |
| [28722] Navicula gracilis f. constricta | Appellations de Taxon | 28722 |
| [28723] Rhoicosigma oceanicum f. minus | Appellations de Taxon | 28723 |
| [28724] Synedra dorsiventralis f. biconstricta | Appellations de Taxon | 28724 |
| [28725] Navicula hungarica f. ovalis | Appellations de Taxon | 28725 |
| [28726] Neidium magellanicum var. candelariae | Appellations de Taxon | 28726 |
| [28727] Navicula magellanica var. candelariae | Appellations de Taxon | 28727 |
| [28728] Achnanthes baicaliana var. notata | Appellations de Taxon | 28728 |
| [28729] Achnanthes biasolettiana var. fossilis | Appellations de Taxon | 28729 |
| [2873] Leptoconops | Appellations de Taxon | 2873 |
| [28730] Achnanthes delicatula var. magellanica | Appellations de Taxon | 28730 |
| [28731] Achnanthes delicatula var. pacis | Appellations de Taxon | 28731 |
| [28732] Achnanthes exigua var. undulata | Appellations de Taxon | 28732 |
| [28733] Achnanthes heteromorpha var. binotata | Appellations de Taxon | 28733 |
| [28734] Achnanthes hungarica var. miramaris | Appellations de Taxon | 28734 |
| [28735] Achnanthes hungarica var. tropica | Appellations de Taxon | 28735 |
| [28736] Achnanthes osteni var. mesogongyla | Appellations de Taxon | 28736 |
| [28737] Achnanthes osteni var. parva | Appellations de Taxon | 28737 |
| [28738] Amphipleura lindheimeri var. neotropica | Appellations de Taxon | 28738 |
| [28739] Amphiprora lata var. sinuosa | Appellations de Taxon | 28739 |
| [2874] Palpomyia | Appellations de Taxon | 2874 |
| [28740] Amphiprora paludosa var. duplex | Appellations de Taxon | 28740 |
| [28741] Amphora angusta var. kujalnitzkensis | Appellations de Taxon | 28741 |
| [28742] Amphora arcus var. sulcata | Appellations de Taxon | 28742 |
| [28743] Amphora cimbrica var. tenuis | Appellations de Taxon | 28743 |
| [28744] Amphora delphinea var. minor | Appellations de Taxon | 28744 |
| [28745] Amphora egregia var. interrupta | Appellations de Taxon | 28745 |
| [28746] Amphora hyalina var. delicatula | Appellations de Taxon | 28746 |
| [28747] Amphora lange-bertalotii var. tenuis | Appellations de Taxon | 28747 |
| [28748] Amphora libyca var. cymbiformis | Appellations de Taxon | 28748 |
| [28749] Amphora lineolata var. calamae | Appellations de Taxon | 28749 |
| [2875] Serromyia | Appellations de Taxon | 2875 |
| [28750] Amphora minutissima var. africana | Appellations de Taxon | 28750 |
| [28751] Amphora mongolica var. cornuta | Appellations de Taxon | 28751 |
| [28752] Amphora ostrearia var. lineata | Appellations de Taxon | 28752 |
| [28753] Amphora ovalis var. tenuis | Appellations de Taxon | 28753 |
| [28754] Amphora ovalis var. lata | Appellations de Taxon | 28754 |
| [28755] Amphora parallelistriata var. manguinii | Appellations de Taxon | 28755 |
| [28756] Amphora pediculus var. nebulosa | Appellations de Taxon | 28756 |
| [28757] Amphora subrobusta var. pliocenica | Appellations de Taxon | 28757 |
| [28758] Amphora turbida var. neothaumae | Appellations de Taxon | 28758 |
| [28759] Amphora veneta var. gibbosa | Appellations de Taxon | 28759 |
| [2876] Ceratopogon | Appellations de Taxon | 2876 |
| [28760] Amphora veneta var. minor | Appellations de Taxon | 28760 |
| [28761] Amphora vetula var. baikalensis | Appellations de Taxon | 28761 |
| [28762] Caloneis aemula var. inflata | Appellations de Taxon | 28762 |
| [28763] Caloneis aueri var. macra | Appellations de Taxon | 28763 |
| [28764] Caloneis clevei var. uruguayensis | Appellations de Taxon | 28764 |
| [28765] Caloneis fasciata var. fonticola | Appellations de Taxon | 28765 |