Vetranio VIRTVS EXERCITVM from Thessalonica with spelling error

[Victor]

Emperor VERTANIO instead of VETRANIO

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Vetranio
A.D. 350
Ӕ2     23mm     5.7g
D N VERTANIO P F AVG; laureate, draped and ciurassed bust right
VIRTVS EXERCITVM; Emperor in military dress stg. facing, head to left, holding standard with Chi-Rho on banner, and resting left on shield.
In ex. TESA
RIC VIII Thessalonica 126

I have another example and interestingly, they are not die matched.

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