Theognostos 19 was a basilikos protospatharios; owner of a seal dateable to the ninth century: Laurent, Orghidan 135. Obv.: cruciform monogram of Θεοτόκε βοήθει with .. - ς. - δου - λω in the corners. Rev.: Θεο.. - .στω β.. - αθαρ'. The name and title perhaps read: Θεογνώστῳ βασιλικῷ πρωτοσπαθαρίῳ.

(Publishable link for this person: )