RV 7308. Panama, Archipelago de Las Perlas, Isla Bajo Boyarena, at low tide in sand. Scale bar is 1 cm.
RV 3058. Panama, Cebaco Island; sand bar at low tide; April 1980. Scale bar is 1 cm.
Specimens from southeast Baja California Sur, Mexico (Cortezian ecoregion) are commonly assigned to Oliva melchersi Menke, 1851, (either as a subspecies or as a local variety). Apart from the rather arbitrary assignation (the taxon was described without figure), the differences in shell morphology are minor.
RV 1103a-b. Mexico, Baja California Sur, Bahia Conception; depth 3 m. Scale bar is 1 cm.