Which is otherwise known as the Asklepios the latter of which being one of the two Ophiuchus symbols. Aside from being the messenger of the gods Hermes was also the guardian of boundaries.
Calliopes symbol is a cross between the caduceus the symbol of the Greek god Hermes and the rod of Asclepius.
Cronus ampora fanart. By contrast Caliborns chat symbol is the other less common Ophiuchus symbol.