(Thalassionema) (Thalassionema) is a biological genus in the family Thalassionemataceae and order Thalassionematales.
Thalassionema bacillaris
Thalassionema frauenfeldii
Thalassionema nitzschioides
Thalassionema pseudonitzschioides
Thalassionema
Thalassiothrix
Trichotoxon