Powelliphanta hochstetteri obscura
Powelliphanta hochstetteri obscura, known as one of the amber snails, is a subspecies of large, carnivorous land snail, a terrestrial pulmonate gastropod mollusc in the family Rhytididae. Life cycle. Shape of the eggs is oval and seldom constant in dimensions 10 × 8, 11 × 9, 10 × 8, 9.25 × 7.75, 10 × 8.5, 9.75 × 8.25, 9.5 × 7.75 mm. Conservation status. "Powelliphanta hochstetteri obscura" is classified by the New Zealand Department of Conservation as being in "Gradual Decline".