The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1978)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1978)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1978)

The veliger - California Malacozoological Society. (California Malacozoological Society, 1982)