Powelliphanta rossiana, subspecies "Fox", known as one of the amber snails, is an as yet unnamed subspecies of large, carnivorous land snail, a terrestrial pulmonate gastropod mollusc in the family Rhytididae. References Powell A. W. B., New Zealand Mollusca, William Collins Publishers Ltd, Auckland, New Zealand 1979 Department of Conservation Recovery Plans New Zealand Department of Conservation Threatened Species Classification Gastropods of New Zealand Powelliphanta Undescribed gastropod species Subspecies Endemic fauna of New Zealand Endemic molluscs of New Zealand