Theodoros 319 was a basilikos spatharokandidatos and kleisouriarches of Seleukeia; owner of a seal dateable to the late ninth century or the early tenth: Zacos and Veglery 2464. Obv.: cruciform monogram of Θεοτόκε βοήθει, with τω - σ[ω] - δου - λω in the corners. Rev.: +Θεωδωρω - β' σπαθαρκαν - [δ]ιδ' (και) κλισουρ - ιαρχ' Σελε - [υ]κ'. The name and titles read: Θεοδώρῳ βασιλικῷ σπαθαροκανδιδάτῳ καὶ κλεισουριάρχῃ Σελευκείας. The beta on the reverse is in the shape of a Latin capital R, indicating a date not before the mid ninth century. His office must have been at Seleukeia in Isauria.

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