Amusium is a genus of scallops, marine bivalve molluscs belonging to the family Pectinidae. Previously, the genus contained several extant genera, but as of 2025 most species, such as A. balloti, A. f

Ylistrum balloti, known as Ballot's saucer scallop is found around the waters of Australia. This scallop may live for a maximum of four years, and reach 14 cm in shell length, though more commonly 8 t