SANGARIUS

a river-god, is described as the son of Oceanus and Tethys, and as the husband of Metope, by whom he became the father of Hecabe. (Theogony of Hesiod 344 . Apollodorus iii)

The river Sangarius (in Phrygia) itself is said to have derived its name from one Sangas, who had offended Rhea, and was punished lay her by being changed into water.