Clithon corona

It is an aquatic gastropod mollusk in the family Neritidae, the nerites.

[3][4][5] Native to the Western Pacific, from the Philippines to Micronesia, Papua New Guinea, the Solomon Islands, Vanuatu, New Caledonia, Samoa, Taiwan, and the Okinawa and Ryukyu Islands of Japan.

[3][4][5] The freshwater crab Clibanarius fonticola uses shells of Clithon corona only.

[5] It is a part of ornamental pet trade for freshwater aquaria.

[6] Media related to Clithon corona at Wikimedia Commons

Abapertural view of Clithon corona shell.