The thick shell of this species is about 20 mm in size.

The shells of this species are up to 30 cm long.

The shell of this species is 6 mm in size.

The shell of this species can be up to 137 mm in maximum dimension.

The shell of this species reaches about 3 mm in length.

The shell of this species has been used for creating cameos.

The shell of this species grows up to 2.5 inches in length.

The shell of this species is about 2 mm in width.

The adult shell of this species ranges in size from 40 to 65 mm.

The shell of this species is strong and heavy.