Antithamnionella spirographidis
- kingdom: Plantae
- phylum: Rhodophyta
- class: Florideophyceae
- order: Ceramiales
- family: Ceramiaceae
- genus: Antithamnionella
- species: Antithamnionella spirographidis
Zeebrugge
Flanders
BelgiumBadalona
Tossa de Mar
Catalonia
Spain- United Kingdom
Friday Harbor
Washington
United States