Kallistos 15 | Prosopography of the Byzantine Empire |
| Floruit | IX |
| PmbZ No. | 3609 |
| Titles | Hypatos (dignity) |
| Seal Sources | Laurent, V., La collection Orghidan (Paris, 1952) |
Kallistos 15 was hypatos; owner of a seal dateable to the ninth century: Laurent, Orghidan 280. Obv.: cruciform monogram of Θεοτόκε βοήθει with τω - δου - λω - σου in the corners. Rev.: cruciform monogram of Καλλίστῳ with υ - π - α - τω in the corners.
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