sentences:  Meirionnydd Nant Conwy was partly a Gwynedd constituency and partly a Clwyd constituency, partly within the preserved county of Gwynedd and partly within the preserved county of Clwyd, and one of eight constituencies in the Mid and West Wales electoral region.Dwyfor Meirionnydd is a Gwynedd constituency, one of three constituencies entirely within the preserved county of Gwynedd, and one of eight constituencies in the Mid and West Wales electoral region.The other Gwynedd constituencies, however, Arfon and Ynys Môn, are within the North Wales electoral region.