Helenopontos2021-05-17T15:45:50ZJ.J. Wilkestag:atlantides.org,2019:pleiades/feb70b73538b8f85fe913a800e608f1eHelenopontostag:atlantides.org,2019:pleiades/feb70b73538b8f85fe913a800e608f1e2021-05-17T15:45:50ZThe province of Pontus became Diospontus in the Diocese of Pontus by 314. Following the death of Helena, mother of Constantine I, in 328 it was renamed Helenopontos. In 535/6 it was joined with Pontus Polemoniacus but retained the name Helenopontos.40.000000 35.000000 45.000000 35.000000 45.000000 40.000000 40.000000 40.000000 40.000000 35.000000