Stamp of the astynomos Posideios, son of Thearion, and the manufacturer Kallisthenes. Sinopean amphora handle. Two examples.
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Scythia Minor [Sinope] — Istros-Histria — ca. 257-190 BC? (Subgroup Vb) — Canarache, Importul amforelor (1957) 140, 326
| 1 | ἀστυνόμου |
| Ποσιδείου | |
| τοῦ Θεαρίωνος. | |
| Καλλισθένης. | |
| device: | {²deity with cornucopia, leaning on column}² |