Psyllium
Ψύλλιον
Psyllium (Ψύλλιον, Ψύλλειον or Ψύλλα), a fortified emporium on the coast of Bithynia, between Crenides and Tium. (Ptol. 5.1.7; Arrian, Peripl. P. E. 14; Anonym. Peripl. P. E. p. 5; Marcian, p. 70; Steph. B. sub voce Ψύλλα; Tab. Peuting. erroneously calls it Scylleum.)
From William Smith (ed.), Dictionary of Greek and Roman Geography. 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.