Mogoytuysky District is an administrative and municipal district of Agin-Buryat Okrug of Zabaykalsky Krai, Russia, one of the thirty-one in the krai, and borders with Shilkinsky District in the north, Olovyanninsky District in the east, Ononsky District in the south, and with Aginsky District in the west. The area of the district is 6,300 square kilometers. Wikipedia