Cephissus
(
Κηφισσός), 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, &c.)
He had an altar in common with Pan, the Nymphs, and Achelous, in the temple of Amphiaraus near Oropus. (
Paus. 1.34. 2.)
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L.S]