Shell money most valued by the Native American tribes of the Pacific Coast from Alaska to northwest California was "Dentalium shell", a species of long narrow marine shelled mollusk, a tusk shell or scaphopod. The tusk shell is naturally open at both ends, and can easily be strung on a thread. This shell money was valued by its length rather than the exact number of shells; the "ligua", the highest denomination in their currency, was a length of about 6 inches. Farther south, in central California and southern California, the shell of the olive snail "Olivella biplicata" was used to make beads
Egg decorating in Slavic culture and pattern are revealed when the wax is removed (by melting it off) at the end. Other techniques include "drop-pull" eggs, a variation on batik which uses a simple pin head to apply wax; a "scratch" technique, where dye is applied to an egg and then patterns scratched onto the shell; painted eggs, where the shells are painted using a brush; and various versions of appliqué, where items (straw, paper, beads, sequins) are glued to the shell of an egg. While decorated eggs of various Slavic nations have much in common, national traditions vary. <br> Egg decorating in Slavic culture