| [23648] Ceratocorys | Appellations de Taxon | 23648 |
| [23649] Ceriantharia | Appellations de Taxon | 23649 |
| [2365] Oecetis lacustris | Appellations de Taxon | 2365 |
| [23650] Cerithium | Appellations de Taxon | 23650 |
| [23651] Chaetoceros rostratus | Appellations de Taxon | 23651 |
| [23653] Chattonella | Appellations de Taxon | 23653 |
| [23654] Cheirocratus | Appellations de Taxon | 23654 |
| [23655] Chilophiurina | Appellations de Taxon | 23655 |
| [23656] Chordaceae | Appellations de Taxon | 23656 |
| [23657] Chordariaceae | Appellations de Taxon | 23657 |
| [23658] Chytriodiniales | Appellations de Taxon | 23658 |
| [23659] Cirratulidae | Appellations de Taxon | 23659 |
| [2366] Oecetis ochracea | Appellations de Taxon | 2366 |
| [23660] Cladophora laetevirens | Appellations de Taxon | 23660 |
| [23661] Cladophora rupestris | Appellations de Taxon | 23661 |
| [23662] Clausocalanidae | Appellations de Taxon | 23662 |
| [23663] Clytia hemisphaerica | Appellations de Taxon | 23663 |
| [23665] Codiaceae | Appellations de Taxon | 23665 |
| [23666] Convolutidae | Appellations de Taxon | 23666 |
| [23667] Corallimorphidae | Appellations de Taxon | 23667 |
| [23668] Corallinales | Appellations de Taxon | 23668 |
| [23669] Corethrales | Appellations de Taxon | 23669 |
| [2367] Oecetis testacea | Appellations de Taxon | 2367 |
| [23670] Coscinodiscophytina | Appellations de Taxon | 23670 |
| [23671] Coscinodiscus oculus | Appellations de Taxon | 23671 |
| [23672] Cossuridae | Appellations de Taxon | 23672 |
| [23673] Cryptodira | Appellations de Taxon | 23673 |
| [23674] Cutleriaceae | Appellations de Taxon | 23674 |
| [23675] Cyamioidea | Appellations de Taxon | 23675 |
| [23676] Cyclope | Appellations de Taxon | 23676 |
| [23677] Cymodoce | Appellations de Taxon | 23677 |
| [23678] Cystoseiraceae | Appellations de Taxon | 23678 |
| [23679] Dendrochirotida | Appellations de Taxon | 23679 |
| [2368] Setodes argentipunctellus | Appellations de Taxon | 2368 |
| [23680] Desmarestiaceae | Appellations de Taxon | 23680 |
| [23681] Devonia | Appellations de Taxon | 23681 |
| [23682] Diaixidae | Appellations de Taxon | 23682 |
| [23683] Diastylis bradyi | Appellations de Taxon | 23683 |
| [23684] Diastylis laevis | Appellations de Taxon | 23684 |
| [23685] Diastylis rathkei | Appellations de Taxon | 23685 |
| [23686] Diastylis rugosa | Appellations de Taxon | 23686 |
| [23687] Dictyotaceae | Appellations de Taxon | 23687 |
| [23688] Diploneidaceae | Appellations de Taxon | 23688 |
| [23689] Dissostichus | Appellations de Taxon | 23689 |
| [2369] Setodes punctatus | Appellations de Taxon | 2369 |
| [23690] Ditrichocorycaeus anglicus | Appellations de Taxon | 23690 |
| [23691] Ditrupa arietina | Appellations de Taxon | 23691 |
| [23692] Darina | Appellations de Taxon | 23692 |
| [23693] Dynamene | Appellations de Taxon | 23693 |
| [23695] Echinacea | Appellations de Taxon | 23695 |