Kosmas 67 | Prosopography of the Byzantine Empire |
| Floruit | E/M IX |
| PmbZ No. | 4134 |
| Locations | Debelton (Haemimontus) (officeplace) |
| Titles | kommerkiarios, Debelton (Haemimontus) (office) |
| Seal Sources | Iordanov, I, Pechatite na Komerkiartiiata Develt (Die Siegel des Zollamtes Develt), (Sofia, 1992) |
Kosmas 67 was kommerkiarios of Debelton; owner of a seal dateable between 830 and 840: Iordanov, Debelton, no. 54. The name and title read: Κοσμᾶ κουμερκιαρίου Δεβελτοῦ. See Iordanov, loc. cit., for the date.
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