[Milford-on-Sea.

SHELL BEACH, ABROLHOS ISLANDS.

Composed of iridescent top-shells.

Photos by W. Saville-Kent, F.Z.S.]

GREAT CLAM-SHELL ON CORAL-REEF.

The soft parts have been removed to show the size of the shell and the pure whiteness of the interior.

[Milford-on-Sea.