Symbols that represent Mercury are Caduceus and Talaria.
Mercury was the son of Jupiter, the king of the gods. His mother was Maia, a minor goddess.
The Romans considered him as crafty and deceptive. They even saw him as a trickster or thief.
Mercury delivered his messages with great speed because he wore his winged sandals called Talaria
As a result of resembling the Greek god, Hermes, he eventually took on myths of Hermes.
"Mercury (mythology)." Wikipedia. Wikimedia Foundation, n.d. Web. 04 Jan. 2017.
Genovese, E. N. "Mercury." World Book Student. World Book, 2017.