Tilopteris mertensii
- kingdom: Chromista
- phylum: Ochrophyta
- class: Phaeophyceae
- order: Tilopteridales
- family: Tilopteridaceae
- genus: Tilopteris
- species: Tilopteris mertensii
- Nortorf
Schleswig-Holstein
Germany- Port Erin
00
Isle Of Man- Bognor Regis
- Brighton
- Swanage
- Weymouth
England- Freuchie
- Saint Andrews
Scotland
United Kingdom