Anonymus 515 was a hypatos and notarios of the genikon logothesion; owner of a seal dateable to the ninth century; his name is lost: Zacos and Veglery 2597. Obv.: cruciform monogram of Θεοτόκε βοήθει, with .ω - σω - .ου - λω in the corners. Rev.: .... - . υπατ.. - .οταρ' τ' . - εν' λογο - θεσι'. The titles read: ... ὑπάτῳ καὶ νοταρίῳ τοῦ γενικοῦ λογοθεσίου. According to Zacos and Veglery, there may have been a Β before the word νοταρίῳ; if so, he was βασιλικῷ νοταρίῳ, i.e. basilikos notarios of the genikon logothesion.

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