| [20664] Snowella fennica | Appellations de Taxon | 20664 |
| [20666] Bicoeca alaskana | Appellations de Taxon | 20666 |
| [20667] Closterium subpronum | Appellations de Taxon | 20667 |
| [20668] Bicoeca mitra var. suecica | Appellations de Taxon | 20668 |
| [20669] Bicoeca turrigera | Appellations de Taxon | 20669 |
| [2067] Cobitis taenia | Appellations de Taxon | 2067 |
| [20670] Raphidiopsis broukii | Appellations de Taxon | 20670 |
| [20671] Synedrella parasitica | Appellations de Taxon | 20671 |
| [20672] Bicosoeca | Appellations de Taxon | 20672 |
| [20674] Trichormus catenula | Appellations de Taxon | 20674 |
| [20675] Bicosoeca multiannulata | Appellations de Taxon | 20675 |
| [20676] Succineidae | Appellations de Taxon | 20676 |
| [20677] Drusus destitutus | Appellations de Taxon | 20677 |
| [20678] Arthropleidae | Appellations de Taxon | 20678 |
| [20679] Arthroplea congener | Appellations de Taxon | 20679 |
| [2068] Misgurnus | Appellations de Taxon | 2068 |
| [20680] Arthroplea | Appellations de Taxon | 20680 |
| [20681] Achnanthidium affine | Appellations de Taxon | 20681 |
| [20682] Sellaphora mutata | Appellations de Taxon | 20682 |
| [20683] Fallacia frustulum | Appellations de Taxon | 20683 |
| [20684] Aulacoseira tenuior | Appellations de Taxon | 20684 |
| [20685] Diadesmis gallica var. perpusilla | Appellations de Taxon | 20685 |
| [20687] Navicula mutica f. intermedia | Appellations de Taxon | 20687 |
| [20688] Nitzschia coutei | Appellations de Taxon | 20688 |
| [20689] Cymbella helvetica var. major | Appellations de Taxon | 20689 |
| [2069] Misgurnus fossilis | Appellations de Taxon | 2069 |
| [20690] Synedra minuscula | Appellations de Taxon | 20690 |
| [20691] Fragilaria ulna var. ungeriana | Appellations de Taxon | 20691 |
| [20692] Cyclotella tibetana | Appellations de Taxon | 20692 |
| [20693] Gomphonema parvulum var. exilissimum | Appellations de Taxon | 20693 |
| [20694] Navicula mendotia | Appellations de Taxon | 20694 |
| [20695] Navicula diserta | Appellations de Taxon | 20695 |
| [20696] Cymbella inaequalis | Appellations de Taxon | 20696 |
| [20698] Surirella moelleriana | Appellations de Taxon | 20698 |
| [20699] Psammothidium grischunum f. daonense | Appellations de Taxon | 20699 |
| [207] Chimarra | Appellations de Taxon | 207 |
| [2070] Nemacheilus | Appellations de Taxon | 2070 |
| [20700] Navicula ignorata | Appellations de Taxon | 20700 |
| [20701] Odontella parva | Appellations de Taxon | 20701 |
| [20702] Achnanthidium clevei var. rostratum | Appellations de Taxon | 20702 |
| [20703] Cyclotella sinensis | Appellations de Taxon | 20703 |
| [20704] Gomphonema lingulatiformis | Appellations de Taxon | 20704 |
| [20705] Achnanthes lanceolata abnormal form | Appellations de Taxon | 20705 |
| [20706] Achnanthes ploenensis abnormal form | Appellations de Taxon | 20706 |
| [20707] Fragilaria capucina var. gracilis abnormal form | Appellations de Taxon | 20707 |
| [20708] Achnanthes lanceolata ssp. frequentissima abnormal form | Appellations de Taxon | 20708 |
| [20709] Lumbricida | Appellations de Taxon | 20709 |
| [2071] Barbatula barbatula | Appellations de Taxon | 2071 |
| [20710] Tubicifida | Appellations de Taxon | 20710 |
| [20711] Pristina aequiseta f. aequiseta | Appellations de Taxon | 20711 |