LSJ
ὁ, one who acts for a shipmaster, IG 12(8).585 (Thasos); gloss on ἐπίσκοπος, Sch. Od. 8.163; = magister navis, Gloss.
Liddell-Scott-Jones, Greek-English Lexicon (9th ed., 1940)
Pape
ὁ, Stellvertreter des ναύκληρος, s. Buttmann Schol. Od. 8.163.
Pape, Griechisch-deutsches Handwörterbuch (3. Aufl., 1914)