Origin of the Shield Shape in the Solar Folio of the f85-86 Foldout

[Dobri]

Here is a Beneventan depiction of a symbol combination (in Fig. 200 of the dissertation of Rozana Vojvoda, described as a "g" with the suprascript "o" for ergo) having some similarity (but not identical) with the first symbol in the red embellishment on the right-hand side of You are not allowed to view links. Register or Login to view. .
The easily identifiable sideways 'm' is also depicted.
This fragment originates from the monastery of St. Mary on the island of Mljet.