a. and b. This famous symbol is known as the Trinacria or Triskelion and is probably derived from the three triangles. It was later developed into a figure consisting of a head surrounded by three legs, commonly associated with time and speed. Some authorities trace the three-legged Triskelion to at least thirteen hundred years before the birth of Christ. It is extremely valued as an amulet against the evil eye.

. This figure is known as the Triquetrum and is used instead of the Triskelion whenever one desires the forces of speed it represents.

The Complete Book of Amulets & Talismans.. Migene González-Wippler