Xe'nophon
3. A native of Cos, and a descendant of the family of the Asclepiadae, who was a physician to the emperor Claudius, and who obtained from him certain privileges for his native island.
He was afterwards induced by Agrippina to murder the emperor by means of a poisoned feather, which he introduced into his mouth under the pretence of making him vomit, A. D. 54. (
Tac. Ann. 12.61,
67.)
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W.A.G]