With the installment of Byzantine Emperor Kantakouzenos, The Byzantine Civil War begins. Lasting until 1347, his ascension was questioned by so-call “Pretender”, John V. Losing thousands of men and territory, Kantakouzenos will be allowed to retire to a Monastery (and live out the remainder of his life).
From 7th Century Persia, The Senmurv was Half-Dog (with the Wings and Back portion of a Bird). It was rarely seen in English Coats of Arms. It's exact attributes are unknown.