• Pink-mouth Egg Shell
Scientific classification:
Kingdom:Animalia
Phylum:Mollusca
Class:Gastropoda
(unranked):clade Caenogastropoda
clade Hypsogastropoda
clade Littorinimorpha
Superfamily:Cypraeoidea
Family:Ovulidae
Subfamily:Ovulinae
Genus:Ovula
Species:O. costellata
42mm
Tawi-Tawi area, Sulu Sea, Philippines
From my collection
via Flickr https://flic.kr/p/2ivntvh