the dwelling of the rodothlim is not named , nor the river that flowed past it ; no name is given to the forest where the woodmen dwelt , to their village , or even to the stream of such central importance at the end of the story ( contrast nargothrond , narog , tumhalad , amon ethir , brethil , amon obel , ephel brandir , teiglin , celebros of the later narratives ) .