Acrilla minor is a species of sea snail, a marine gastropod mollusk in the family Epitoniidae, the wentletraps.

(Described as Acrilla thalia) The elongate-conic shell is light brown, with a narrow white band on the middle of each whorl.

The intercostal spaces are marked by irregularly distributed, feebly incised, spiral striations.

The base of the shell is moderately rounded, marked by the continuations of the axial ribs, and feebly incised, spiral striations.

[2] This marine species has a wide distribution and occurs off South Africa, Aden Yemen, India, Vietnam, Taiwan, New Zealand and Australia.