4. SAUROMATES IV. was a contemporary of Alexander Severus. His coins bear dates from A. D. 230 to 232. The one annexed has the head of Alexander Severus, and the date 527, or A. D. 231; and it thus appears that his short reign must have intervened between those of Rhescuporis III. and Cotys IV.
A Dictionary of Greek and Roman biography and mythology
Smith, William
A Dictionary of Greek and Roman biography and mythology. William Smith, LLD, ed. 1890