Olivella simplex
Original description(s):
"T. subfusiformi, ad basim truncata, laevigata, alba; anfr. 4 ad suturam marginatis subangulatis, spira vix producta; labro Iaevigato; apertura lata; columella callosa, vix curvata. Long. 4½, diam. 2 mill.". Recent. Paumotus [Tuamotu Archipelago], South Pacific Ocean.