Those of Artaxerxes bear a head which is surmounted with the usual inflated ball, and has the diadem, but is without a crown--a deficiency in which some see an indication that the prince thus represented was regent rather than monarch of Persia.

[PLATE XIX.Fig.

2.] The legends upon the coins are, however, in the usual style of royal epigraphs, running commonly--_"Mazdisn bag Artah-shetri malkan malka Air an ve Aniran,"_ or "the Ormazd-worshipping divine Artaxerxes, king of the kings of Iran and Turan." They are easily distinguishable from those of Artaxerxes I., both by the profile, which is far less marked, and by the fire-altar on the reverse, which has always two supporters, looking towards the altar.

The coins of Sapor III.

present some unusual types.