Probus - Ticinum - RIC 363 Bust Type H var.
Obv:– IMP C M AVR PROBVS P F AVG, Radiate and cuirassed bust left wearing imperial mantle and holding eagle tipped scepter
Rev:– FIDES MILIT, Fides standing left, holding standard in each hand
Minted in Ticinum (*|_//VIXXT) Emission 3 Officina 6. A.D. 277 – start A.D. 278
Reference:– RIC 363 Bust type H var. (Unlisted with Star in left field)
Apparently completely unpublished. Dr. S. Estiot didn't find any examples when compiling he Pflaum's colloquium article on this issue.