), the divinity of the river Cephissus, is described as a son of Pontus and Thalassa, and the father of Diogeneia and Narcissus, who is therefore called (Cephisius.
(Hygin. Fab. Praef.; Apollod. 3.5.1
; Ov. Met. 3.343
He had an altar in common with Pan, the Nymphs, and Achelous, in the temple of Amphiaraus near Oropus. (Paus. 1.34. 2