River in Campania, flowing into the Tyrrhenian Sea between Naples (Neapolis ) and Herculaneum (Sebethos: Stat. Silv. 1,2,263; Vibius Sequester 151 R.; ΣΕΠΕΙΘΟΣ on coins from Naples: HN 40); modern Fiume della Maddalena or also Sebeto. According to a myth, S.' daughter (Sebethis nympha: Verg. Aen. 7,734; Colum. 10,134) bore Telon a son, Oebalus . An aedicula to S. is mentioned in the inscription CIL X 1480.
M. Frederiksen, Campania, 1984, 19 (edited and revised by N. Purcell).