Cf. a Pesaro dish with this subject from the hand of the 'Zenobia painter' sold in these Rooms, 30 March 1987, lot 251 and an Urbino tazza on 15 October 1990, lot 271; see also Jeanne Giacomotti, op. cit., nos. 1041 & 1042 for variations in the treatment of this subject attributed to the workshop of Guido di Merlino