Portrait of the Roman emperor Vespasian, first of the Flavian emperors (ruled A.D. 69-79); now in Rome, Museo Nazionale (Palazzo Massimo; formerly in the Terme, inv. 330). Perhaps a posthumous portrait made during the reign of Titus (A.D. 79-81).
Cf. R. Calza, Scavi di Ostia: I ritratti I, 45, No. 62; Daltrop, G.; U. Hausmann, and M. Wegner, Die Flavier (1966) pg. 79 and Plate 4; D. E. E. Kleiner, Roman Sculpture (1992) pg. 172.