Some thought this would be fun however, egg cases shouldn't be use for fun. Leave them where you find them on the beaches unless the rattle when you shake them.
"Be patient toward all that is unsolved in your heart and try to love the questions themselves. Do not now seek the answers, which cannot be given you because you would not be able to live them. And the point is, to LIVE everything. Live the questions now, and perhaps you will find them gradually, without noticing it, and live along some distant day into the answers."
Family Naticidae Naticarius canrena (Linnaeus, 1758) Colorful moon snail - 38 mm
Bornean Snail Cyclotus (Opisthoporus) hungerfordi Godwin-Austen, 1889
Abaloni, Worm Shell, Snail and Wental traps? Dictionnaire universel d'histoire naturelle. v. 3 1849 - Atlas (Zoologie-Botanique) Paris
Snails Dictionnaire universel d'histoire naturelle. v. 3 1849 - Atlas (Zoologie-Botanique) Paris