Amalda australis, commonly known as The southern olive or Southern Ancilla , is a medium-sized sea snail, a gastropod mollusc of the family Olividae, the olives.
Predatory snail. Hunts from just underneath the sediment, leaving distinctive trails. The siphon usually extends above the sand/mud.
Amalda (Baryspira) australis (G. B. Sowerby I, 1830)· accepted, alternate representation
Amalda waikopiroensis (Suter, 1917) †
Ancillaria australis G. B. Sowerby I, 1830 (original combination)
Baryspira australis (G. B. Sowerby I, 1830)
Baryspira australis epacra Olson, 1956 †