| Subject | French | English |
| ichtyol. | pouce-pied Mitella pollicipes | barnacle |
| agric. | pouce-pied | goose barnacle (Mitella pollicipes (Gmelin), Pollicipes cornucopia) |
| ichtyol. | Pouce-pied canadien Pollicipes polymerus | leaf barnacle |
| ichtyol. | Pouce-pied du Pacifique Pollicipes elegans | Pacific goose barnacle |