| Nominal Species (n = 10) | Present allocation (n = 10) | Ref. |
|---|---|---|
| Fibularia acuta Yoshiwara, 1898 | Fibularia acuta | 81020 |
| Fibularia australis Desmoulins, 1837 | Mortonia australis | 3477 |
| Fibularia coffea Tanaka, Wakabayashi & Fujita, 2019 | Fibularia coffea | 3477 |
| Fibularia cribellum de Meijere, 1904 | Fibularia cribellum | 81020 |
| Echinocyamus crispus Mazzetti, 1894 | Echinocyamus crispus | 81020 |
| Fibularia oblonga Gray, 1851 | Fibularia oblonga | 81020 |
| Fibularia ovulum Lamarck, 1816 | Fibularia ovulum | 3477 |
| Echinocyamus polyporus Mortensen, 1921 | Mortonia polyporus | 89035 |
| Echinocyamus provectus de Meijere, 1904 | Echinocyamus provectus | 81020 |
| Echinocyamus scaber de Meijere, 1904 | Echinocyamus scaber | 81020 |