Charopidae
Thalassohelix allparti
Thalassohelix antipoda (Hombron & Jacquinot, 1841)
Thalassohelix chathamensis (Suter, 1909)
Thalassohelix fordei (Brazier, 1871)
Thalassohelix igniflua (Reeve, 1852)
Thalassohelix laingi (Suter, 1905)
Thalassohelix propinqua (Hutton, 1882)
Thalassohelix pygmaea Suter, 1913
Thalassohelix zelandiae (Gray, 1843)