| [24077] Champiaceae | Appellations de Taxon | 24077 |
| [24078] Cheirocratus sundevalli | Appellations de Taxon | 24078 |
| [24079] Cheloniidae | Appellations de Taxon | 24079 |
| [2408] Haliplus fluviatilis | Appellations de Taxon | 2408 |
| [24080] Chirona | Appellations de Taxon | 24080 |
| [24081] Chorda | Appellations de Taxon | 24081 |
| [24082] Chytriodiniaceae | Appellations de Taxon | 24082 |
| [24083] Cirratulus | Appellations de Taxon | 24083 |
| [24084] Cirriformia | Appellations de Taxon | 24084 |
| [24085] Cirrophorus | Appellations de Taxon | 24085 |
| [24086] Cladostephus | Appellations de Taxon | 24086 |
| [24087] Cleantis | Appellations de Taxon | 24087 |
| [24088] Clymenura | Appellations de Taxon | 24088 |
| [24089] Codium | Appellations de Taxon | 24089 |
| [2409] Haliplus fulvus | Appellations de Taxon | 2409 |
| [24090] Colpomenia | Appellations de Taxon | 24090 |
| [24091] Convoluta | Appellations de Taxon | 24091 |
| [24092] Corallinaceae | Appellations de Taxon | 24092 |
| [24093] Corbulidae | Appellations de Taxon | 24093 |
| [24094] Corethraceae | Appellations de Taxon | 24094 |
| [24095] Corophium bonnellii | Appellations de Taxon | 24095 |
| [24096] Corynactis | Appellations de Taxon | 24096 |
| [24097] Cossura | Appellations de Taxon | 24097 |
| [24098] Cruoriaceae | Appellations de Taxon | 24098 |
| [24099] Ctenostomatida | Appellations de Taxon | 24099 |
| [241] Lype | Appellations de Taxon | 241 |
| [2410] Haliplus heydeni | Appellations de Taxon | 2410 |
| [24100] Cucumariidae | Appellations de Taxon | 24100 |
| [24101] Cumopsis | Appellations de Taxon | 24101 |
| [24102] Cutleria | Appellations de Taxon | 24102 |
| [24103] Cyamiidae | Appellations de Taxon | 24103 |
| [24104] Cyathura | Appellations de Taxon | 24104 |
| [24105] Cyclope neritea | Appellations de Taxon | 24105 |
| [24106] Cymodoce truncata | Appellations de Taxon | 24106 |
| [24107] Cystocloniaceae | Appellations de Taxon | 24107 |
| [24108] Cystoseira | Appellations de Taxon | 24108 |
| [24109] Dasyaceae | Appellations de Taxon | 24109 |
| [2411] Haliplus laminatus | Appellations de Taxon | 2411 |
| [24110] Delesseriaceae | Appellations de Taxon | 24110 |
| [24111] Desmarestia | Appellations de Taxon | 24111 |
| [24112] Devonia perrieri | Appellations de Taxon | 24112 |
| [24113] Dictyopteris | Appellations de Taxon | 24113 |
| [24114] Dictyota | Appellations de Taxon | 24114 |
| [24115] Diplocirrus | Appellations de Taxon | 24115 |
| [24116] Diplodonta rotundata | Appellations de Taxon | 24116 |
| [24117] Donacilla cornea | Appellations de Taxon | 24117 |
| [24118] Doridoidea | Appellations de Taxon | 24118 |
| [24119] Dorvilleidae | Appellations de Taxon | 24119 |
| [2412] Haliplus lineatocollis | Appellations de Taxon | 2412 |
| [24120] Dumontiaceae | Appellations de Taxon | 24120 |