Watch List notes:

Severus Alexander and Julia Mamaea. AE 28 mm. Marcianopolis mint, Moesia Inferior. Obv. Bust of Alexander right, facing bust of Mamaea left. Rev. Hygieia standing right, feeding serpent from patera; E in field to left. Cf. Varbanov 1853 var. AE. g. 11.76 Green-brown patina. VF.