Edros
Edros an island off the coast of Britain, mentioned by Ptolemy (2.2.12) as one of the four islands eastward of Hibernia, viz.: Monaoeda, Mona, Edros (desert), Lemnos (desert). Another reading is Odros: Adros and Andros, also Edros,==Bardsey Island of the coast of Wales.
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.