Severus Alexander, AE21 of Ionopolis, Paphlagonia. AD 222-235.

M AVR CEVH ALEXANDROC AVG, laureate, draped, cuirassed bust right.
IWNOPOLEITWN, Ionopolis, turreted and draped, seated left,
holding patera and feeding the serpent Glykon which is 
entwined around her. 
 
Dalaison 34; Paris 488; Waddington 142; RecGen 16
 

Courtesy of the Bibliotheque Nationale, Paris, gallica.bnf.fr.