Vexillum wandoense is a species of small sea snail, marine gastropod mollusk in the family Costellariidae, the ribbed miters.

(Original description) The small shell is sub-fusiform and ventricose.

The whorls are flattened and impressed with numerous transverse dotted grooves which become obsolete below the sutures.

The outer lip is thin, simple and arcuated.

Fossils have been found in Post-Pleistocene strata of South Carolina, USA.