This coin only has one dot in the mintmark, but RIC only lists mintmarks with two dots- one before and one after, like •ASIS•
Perhaps this is merely an engravers error or clogged die, though everything looks sharp, so the clogged die seems unlikely.
Licinius I
A.D. 315-316
19x20mm 3.4gm
IMP LIC LICINIVS P F AVG; laureate head right.
IOVI CON-SERVATORI; Jupiter standing l., chlamys across l. shoulder, leaning on sceptre and holding Victory on globe in r. hand; eagle with wreath to l. on ground; A in right field.
in ex. • SIS
cf. RIC VII Siscia 17
