Rev. Alban Butler (171173). Volume I: January. The Lives of the Saints. 1866.
St. Tygrius and St. Eutropius, Martyrs
TYGRIUS, who was scourged, tormented with the disjointing of his bones, stripped of all his goods, and sent into banishment; and EUTROPIUS, lector, and precentor of the church of Constantinople, who died in prison of his torments, having been scourged, his cheeks torn with iron hooks, and his sides burnt with torches; are honoured in the Roman Martyrology with the title of martyrs, on the 12th of January.