Oyster. Mollusk whose ink was used in ancient times to dye or dye fabrics. Ink or tincture that is obtained from mollusks and that is purple in color. Also in Greek mythology was Notis, Notos, the personification of the south wind. For Italians wind coming from the Adriatic. In the east it is called Migjorn or Noon. Warm and humid wind from the Mediterranean.
