Cephissus
Κηφισσός
(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.)
From William Smith (ed.), Dictionary of Greek and Roman Biography and Mythology. Text provided under a CC BY-SA license by Perseus Digital Library, http://www.perseus.tufts.edu, with funding from the National Endowment for the Humanities and Tufts University. Data accessed from https://github.com/PerseusDL/canonical-pdlrefwk/ on 17 October 2026.