| Referens | Valdes, A. and V. Heros, 1998 The types of Recent and certain fossil opisthobranch molluscs in the Muséum national d'Histoire naturelle, Paris. Zoosystema 20(4):695-742. |
| Ref. | 124035 Valdes, A. and V. Heros, 1998 |
| Sida | |
| Named Used as Valid | Cylichnium africanum |
| Observationsplats | Bay of Biscaye. |
| Distribution |