Partecosta veliae is a species of sea snail, a marine gastropod mollusk in the family Terebridae, the auger snails.[1]
Original description: "A small fragile ivory-white coloured shell, with protoconch and the first four and a half whorls of a pale violet colour, this last being a fundamental feature. The teleoconch consists of nine whorls, and the protoconch of one and a half. The whorls are completely smooth with a total absence of spiral or axial sculpture. The columella is smooth and the aperture moderately square. The suture is deep."[2]
Locus typicus: "Margaret River, South-West Australia."[3]