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Under Roman rule from the 1st century CE, Histria was incorporated into the province of Moesia. The city is noted on the Tabula Peutingeriana, which places it 11 miles from Tomis and 9 miles from Ad Stoma.
This stone altar found in Poreč was dedicated by two freedmen to the numen and majesty of the emperors Philip the Arab and Otacilia Severa.
Coin of Istrus, Moesia Inferior, showing Caracalla on one side and a god on horseback (Mithras ?) on the other.
This limestone relief of Mithras killing the bull bears an inscription by a certain Flavius Horimos, consecrated in a 'secret forest' in Moesia.