A genus occurring in the Tropical Eastern Pacific realm (Tropical East Pacific province, Galapagos province), but ranging southward into the Temperate South America realm (Warm Temperate Southeastern Pacific province).
Type species is Oliva kaleontina Duclos, 1835 (see below).
RV 3039. Galapagos, Fernandina Island, trawled by local fishermen, depth 40-60 m, sand bottom, 2006. Recent. Scale bar is 1 cm.
Gulf of California to Peru and also found at the Galapagos [Temperate Northern Pacific realm. Warm Temperate Southeast Pacific province.Tropical Eastern Pacific realm. Tropical East Pacific province. Galapagos province]. Late Pliocene of Ecuador.