Eucithara lamellata is a small sea snail, a marine gastropod mollusk in the family Mangeliidae.
The length of the shell attains 13 mm.
The sutures are deep, a little cavernous. The ribs are narrow, erect, lamelliform, somewhat pointed around the sutures, transversely strongly distantly striate. The color of the shell is yellowish white, faintly zoned with pale brown.
This marine species occurs off the Philippines; in the Indian Ocean off Réunion and Mauritius..