Watch List notes:

EGYPT, Alexandria. Julia Maesa. Augusta, AD 218-224/5. Potin Tetradrachm (21mm, 13.30 g, 12h). Dated RY 5 of Elagabalus (AD 221/2). IOYΛ MAICA CEBA MH(tηρ) CTPA(τοπέδον), draped bust right / Head of Zeus-Ammon right, wearing taenia and crown of disc and uraei; L Є (date) across field. Köln –; Dattari (Savio) 4235; K&G 61.28; Emmett 3068.5 (R3). VF, dark gray-brown surfaces, some minor roughness. Rare.

From the Hermanubis Collection.

The obverse legends on nearly all of Maesa's Alexandrian coinage style her as "mother of the camps" (MHT[ηρ] CTPA[τοπέδον]).