IIX

http://lila-erc.eu/data/corpora/CLaSSES/id/corpus/token/id/GORDON-1-60-66 an entity of type: Terminal

Token context:

... C Caelio L Pomponio cos vic II r I s IIX t VI Ti Caesare III Germanico Caesar II cos sec ...

References:

Album of dated Latin inscriptions; Volume 1; Number 60
IIX 
IIX 

data from the linked data cloud