Shell of moderate size, 30-35 mm., ovate-biconic with a moderately tall spire and a long body-whorl, gradually tapered to a short broadly notched anterior canal. Protoconch large, smooth, rounded, of 1 1/2 whorls, followed by a half-whorl of fine, closely spaced, brephic axials. Shoulder slope deeply concave, but without subsutural margining. Sinus a broad shallow insinuation, occupying most of the shoulder slope. Adult sculpture of crisp spirals and axials of varying strength. Range — Oligocene of Victoria and. Tasmania, Miocene of Victoria and lower mid Pliocene of South Australia.