Ortacea
Ortacea a small stream of Elymais, which Pliny states flowed into the Persian Gulf; its mouths were blocked up and rendered unfit for navigation by the mud it brought down (6.27. s. 31).
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.