, Steph. s. v. Ἀργανθών
: Adj. Ἀργανθώνειος
), a mountain range in Bithynia, which forms a peninsula, and divides the gulfs of Cius and Astacus.
The range terminates in a headland which Ptolemy calls Posidium: the modern name is Katirli,
according to some authorities, and Bozburun
according to others.
The name is connected with the mythus of Hylas and the Argonautic expedition. (Strab. p. 564; Apollon. 1.1176