Oliva annotata Marrat, 1871 superseded combination Agaronia annotata is a species of sea snail, a marine gastropod mollusk in the family Olividae, the olives.

(Original description in Latin) The shell is lanceolate and grey, adorned with irregular longitudinal lines and spots.

The columella is marked by very thin plicae, with the folds of the callus separated by five twists.

The aperture is blue-white inside, and the thin outer lip is stained on the interior.

[3] This marine species occurs off the coasts from Gambia to Angola, in shallow water to a depth of 30 m. [2]