Apollonius
11. Of CHALCEDON or Chalcis, or, according to Dio Cassius (71.35) of Nicomedia, was invited by the emperor Antonmus Pius to come to Rome, for the purpose of instructing his son Marcus in philosophy. (Capitolin.
Antonin. Pius, 10; M. Antonin.
de Rebus suis, 1.8; Lucian,
Demon. 31; comp. Fabric.
Bibl. Graec. iii. p. 539.)