 Fighting in phalanx formation, the Argyraspides were present at Raphia (217 BC) and Magnesia (190 BC).Chosen from across the kingdom, they constituted a corps of roughly 10,000 men.By the time of Antiochus IV Epiphanes' parade at Daphne in 166 BC, the Argyraspides are counted as being only 5,000 strong.