River Dulas
For the rivers in Gwynedd and Powys, see Afon Dulas.
The River Dulas (Welsh: Afon Dulas) is a tributary of the river Teifi and has its source near the village of Llangybi in the county of Ceredigion, Wales.
Coordinates: 52°36′N 3°51′W / 52.600°N 3.850°W