Rhizius
Ῥίζιος
Rhizius (Ῥίζιος), a small coast river of Pontus, between the Iris and Acampsis, still bearing the name of Rizeh. (Arrian, Peripl. P. E. p. 7; Anonym. Peripl. P. E. p. 12.)
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.