Note 034
The uncertain degree of alliance or consanguinity, is expressed by the words Ancient Greek cognatus, consobrinus (see Valesius ad Ammian, xxiii 3). The mother of Procopius might be a sister of Basilina and Count Julian, the mother and uncle of the Apostate. Ducange, Fam. Byzantin. p. 49.
The History Of The Decline and Fall Of The Roman Empire— Chapter 25