αὐλῶπις
English (LSJ)
ιδος, ἡ, (ὤψ) in Il. always epith. of τρυφάλεια, helmet
A with a tube-like opening between the cheek-pieces (acc. to Sch. with a tube (αὐλός) to hold the λόφος), Il.5.182, al.; λόγχη with a socket to hold the shaft, S.Fr.1027; περικεφαλαία conical, Ath.5.189c, cf. Hsch.