Cn.Octavius was commander of the Roman fleet operating around Greece in 169/8 B.C.; see for instance Liv_44.21. For some comments on inscription B, which was discovered after the publication of Sylloge³, see L.Bliquez, "Gnaeus Octavius and the Echinaioi" ( PDF ).
[A] [The city of Elis] dedicated to Zeus this statue of Gnaeus Octavius, [the general] of the Romans, on account of his virtue [and goodwill towards] the city.
[B] [The] city of Echinos honours Gnaeus Octavius son of Gnaeus, the commander of the Roman fleet, on account of his virtue and goodwill towards the city.
Attalus' home page | 14.10.16 | Any comments?