Agladrillia fuegiensis is a species of sea snail, a marine gastropod mollusk in the family Drilliidae.

(Original description) The shell, characterized by its short, fusiform shape, displays a striking purplish-pink hue.

The purplish-pink color intensifies at the midpoint of the body whorl, forming a faint spiral band.

The columella is slightly curved in the middle and oblique at the base.

[3] This marine species occurs off Tierra del Fuego, the Strait of Magellan and off the Falklands.