EVARCHUS(Εὔαρχος), a river in Asia Minor, which, according to Steph. B. (s. v. Καππαδοκία), formed the boundary between Paphlagonia and Cappadocia. (Comp. Plin. Nat. 6.2; Menippus, p. 176, fol. ed. Hoffmann.)[L.S]