Grave marker of Mousonia(s?)

AIUK 4.6 (BM, Funerary Monuments) no. 14 Date: ii-iii AD (a), ii AD (b)
 
(a) vac. Μουσωνίας.
(b) [- - -]νων v ⟦- - -⟧ [- - -]ν̣οντος Γαρ[γήττιος]