Best image: T. gibbosula and C. rustica shells located in layer 4c in the cave in Morocco, which were beads from exactly what is now often known as the oldest jewelry on this planet. Source: A. Bouzouggar, INSAP, Morocco / The intricate styles and colors of Maasai beadwork inform a https://knoxnopnk.bloggazza.com/30334897/the-definitive-guide-to-renaissance-bead-trade