Mangelia nanodes J.C. Melvill, 1923 Brachycythara nanodes is a species of sea snail, a marine gastropod mollusk in the family Mangeliidae.

(Original description) The solid shell has an abbreviately fusiform shape.

It contains 6 whorls of which two small, globular belong to the protoconch.

The spire shows longitudinal incrassate smooth ribs, the interstices crossed by coarse infrequent spiral lines.

The whorls are very tumid, the spiral lines at the interstices coarse.