Very rare and highly desirable heroic bust with aegis (Greek: αιγίς aigís 'goatskin', Latin: aegis) - in Greek mythology, the shield of the god Zeus and goddess Athena made from the skin of the goat Amalthea. RIC V.2 misinterprets aegis for "square shield").
Obverse: VIRTVS PROBI AVG
Radiate, heroically nude bust left, holding spear and aegis, seen from the back.
Reverse: PAX AVG / VXXT
Pax standing left, holding olive-branch and long sceptre.
Bilon, diameter 20 mm, weight 4,36 g.
Provenance: ex Philippe Gysen collection.