Bieber, Greek and Roman Theater, figs. 225, 418 D.B. Thompson, A.J.A., LIV, 1950, p. 380 Hesperia 21, 1952, pp. 142 Weber, Terracotten, pl. XXX, 321 Webster, Studies for D.M. Robinson, I, pp, 590ff Bieber, Greek and Roman Theater, p. 415, note 37 Bieber, Greek and Roman Theater, fig. 516-518 M.F. Squarciapino, Forme Ostiensi, pl. 18, fig .2 Corinth, XII, nos. 476, 477, 480 Scriptores Historiae Augustae, Ant. Elagabalus, XXII