| [24591] Colpomenia sinuosa | Appellations de Taxon | 24591 |
| [24592] Compsothamnion | Appellations de Taxon | 24592 |
| [24593] Corallinoideae | Appellations de Taxon | 24593 |
| [24594] Corbula | Appellations de Taxon | 24594 |
| [24595] Cordylecladia | Appellations de Taxon | 24595 |
| [24596] Corophiinae | Appellations de Taxon | 24596 |
| [24597] Corynactis viridis | Appellations de Taxon | 24597 |
| [24598] Cossura pygodactylata | Appellations de Taxon | 24598 |
| [24599] Cruoria | Appellations de Taxon | 24599 |
| [246] Metalype | Appellations de Taxon | 246 |
| [2460] Hydroporus obscurus | Appellations de Taxon | 2460 |
| [24600] Cryptopleura | Appellations de Taxon | 24600 |
| [24601] Cumopsis fagei | Appellations de Taxon | 24601 |
| [24602] Cumopsis goodsir | Appellations de Taxon | 24602 |
| [24603] Cumopsis longipes | Appellations de Taxon | 24603 |
| [24604] Cutleria multifida | Appellations de Taxon | 24604 |
| [24605] Cyathura carinata | Appellations de Taxon | 24605 |
| [24606] Cystoclonium | Appellations de Taxon | 24606 |
| [24607] Cystoseira baccata | Appellations de Taxon | 24607 |
| [24608] Cystoseira barbata | Appellations de Taxon | 24608 |
| [24609] Cystoseira tamariscifolia | Appellations de Taxon | 24609 |
| [2461] Hydroporus palustris | Appellations de Taxon | 2461 |
| [24610] Cytharella coarctata | Appellations de Taxon | 24610 |
| [24611] Dasya | Appellations de Taxon | 24611 |
| [24612] Dasybranchus | Appellations de Taxon | 24612 |
| [24613] Decamastus | Appellations de Taxon | 24613 |
| [24614] Delesseria | Appellations de Taxon | 24614 |
| [24615] Dendrobranchiata | Appellations de Taxon | 24615 |
| [24616] Desmarestia ligulata | Appellations de Taxon | 24616 |
| [24617] Desmarestia viridis | Appellations de Taxon | 24617 |
| [24618] Dictyopteris polypodioides | Appellations de Taxon | 24618 |
| [24619] Dictyota dichotoma | Appellations de Taxon | 24619 |
| [2462] Hydroporus piceus | Appellations de Taxon | 2462 |
| [24620] Dictyota linearis | Appellations de Taxon | 24620 |
| [24621] Didiniidae | Appellations de Taxon | 24621 |
| [24622] Dilsea | Appellations de Taxon | 24622 |
| [24623] Diopatra | Appellations de Taxon | 24623 |
| [24624] Diplocirrus glaucus | Appellations de Taxon | 24624 |
| [24625] Dissodinium | Appellations de Taxon | 24625 |
| [24626] Ditrupa gracillima | Appellations de Taxon | 24626 |
| [24627] Dorididae | Appellations de Taxon | 24627 |
| [24628] Dosinia histrio | Appellations de Taxon | 24628 |
| [24629] Dosinia lupinus | Appellations de Taxon | 24629 |
| [2463] Hydroporus planus | Appellations de Taxon | 2463 |
| [24630] Drachiella | Appellations de Taxon | 24630 |
| [24631] Drilonereis | Appellations de Taxon | 24631 |
| [24632] Ebaliinae | Appellations de Taxon | 24632 |
| [24633] Edwardsia claparedii | Appellations de Taxon | 24633 |
| [24634] Elachista fucicola | Appellations de Taxon | 24634 |
| [24635] Eliotia souleyeti | Appellations de Taxon | 24635 |