Scientific classification
Superdomain: Neomura
Domain: Eukaryota
(unranked): Opisthokonta
(unranked) Holozoa
(unranked) Filozoa
Kingdom: Animalia
Subkingdom: Eumetazoa
(unranked): Bilateria
(unranked): Protostomia
Superphylum: Lophotrochozoa
Phylum: Mollusca
Subphylum: Conchifera
Class: Gastropoda
Subclass: Orthogastropoda
Order: Littorinimorpha
Superfamily: Cypraeoidea
Family: Cypraeidae
Genus: Contradusta
Species: Contradusta bregeriana

Nouméa , New Caledonia

From my collection

via Flickr https://flic.kr/p/2iWV82n