"Marcus Aurelius Antoninus, eldest son of the Emperor Severus, was born at Lyons A.D. 188; died in 217. On the death of his father he succeeded to the throne with his brother Antoninus Geta, whom he speedily murdered." — Winston's Encyclopedia, 1919

Caracalla

"Marcus Aurelius Antoninus, eldest son of the Emperor Severus, was born at Lyons A.D. 188; died in 217.…

Roman emperor, born in Arca, in 205; slain in 235 A. D. He was of Syrian parentage and originally named Alexius Bassianus, but was adopted by Emperor Heliogabalus and assumed the name by which he is known in history.

Alexander Severus

Roman emperor, born in Arca, in 205; slain in 235 A. D. He was of Syrian parentage and originally named…

"Arch of Severus, Column of Phocas, and S. Martina." — Young, 1901

Arch of Severus

"Arch of Severus, Column of Phocas, and S. Martina." — Young, 1901