Eustochios is perhaps identical with Fl. Eustochios attested in Stud.Pal. 20 140, l. 3-4 but not with the comes domesticorum listed in PLRE II 437. His heirs probably recur in P. Münch. 3 134, l. 1-2 and P. Münch. 3 135, l. 1, N. Gonis, Z.P.E. 166 (2008) 208.