Tethya actinia- Tethya andamanensis
- Tethya anomala
- Tethya aurantium
- Tethya bergquistae
- Tethya bullae
- Tethya californiana
- Tethya citrina
- Tethya coccinea
- Tethya communis
- Tethya deformis
- Tethya diploderma
- Tethya fastigata
- Tethya fissurata
- Tethya globostellata
- Tethya gravida
- Tethya ingalli
- Tethya irregularis
- Tethya japonica
- Tethya laevis
- Tethya magna
- Tethya maza
- Tethya multifida
- Tethya multistella
- Tethya norvegica
- Tethya omanensis
- Tethya papillosa
- Tethya parvistella
- Tethya robusta
- Tethya sarai
- Tethya seychellensis
- Tethya stellagrandis
- Tethya stellodermis
- Tethya taboga
- Tethya viridis