Cladocephalus luteofuscus
- kingdom: Plantae
- phylum: Chlorophyta
- class: Ulvophyceae
- order: Bryopsidales
- family: Dichotomosiphonaceae
- genus: Cladocephalus
- species: Cladocephalus luteofuscus
Charlotte Amalie
Saint Thomas Island
Virgin Islands, U.S.