Thalassia
Thalassohelix
Eukaryota | Animalia | Mollusca | Gastropoda | Heterobranchia | Euthyneura | Tectipleura | Eupulmonata | Punctoidea | Charopidae | Therasiinae | Thalassohelix
COL:CS5HF | COL:N | COL:M2L | COL:7NF3Y | COL:7NVXJ | COL:CFV7Q | COL:7VBDS | COL:7NVXY | COL:7NGXL | COL:7NGPM | COL:7NY7V | COL:7PJB2
(Chatton, 1925) Whittaker & Margulis, 1978 |  |  | Cuvier, 1795 | Burmeister, 1837 | Spengel, 1881 |  | Haszprunar & Huber, 1990 | E. S. Morse, 1864 | F. W. Hutton, 1884 | A. A. Schileyko, 2001 | Pilsbry, 1892