... pagona is the female form of "pagoni" (modern Greek for peacock)which is derived from the classical Greek "paon". "Paon" is, indeed, related to the latin "pavo" (
http://www.perseus.tufts.edu/cgi-bin/ptext?doc=Perseus%3Atext%3A1999.04.0057%3Aentry%3D%2380197).