| Species | Name Used |
|---|---|
| Dicyema acuticephalum Nouvel, 1947 | Dicyema acuticephalum (p. 651 ) |
| Dicyema bilobum Couch & Short, 1964 | Dicyema bilobum (p. 651 ) |
| Dicyema typoides Short, 1961 | Dicyema typoides (p. 646 ) |
| Dicyema typus van Beneden, 1876 | Dicyema typus (p. 651 ) |