Some mollusk shells were used as in folk magic or as merchant’s marks in coastal regions.
The (English gentry) had a famous Luttrell Psalter (14th c.), and their heraldic seal exists. seal of lutellaria
The inscription "Lutellaria Rex" etched on the seal adds another layer of complexity to the artifact's symbolism. The Latin phrase not only indicates the seal's purpose as a royal emblem but also suggests that Lutellaria was a recognizable and respected entity in the ancient world. Some mollusk shells were used as in folk