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Possum-preyed Powelliphanta traversi snail shells. Most of these snails are under serious threat or even in danger of extinction. Their main natural predator is the weka, [9] but they have no defences against introduced mammalian predators, such as brushtail possums (Trichosurus vulpecula), pigs, hedgehogs, [10] and rats. Possums have been ...
Powelliphanta augusta or the Mount Augustus snail, previously provisionally known as Powelliphanta "Augustus", is a species of large, carnivorous land snail, a terrestrial pulmonate gastropod mollusc in the family Rhytididae.
Powelliphanta traversi, known as Travers' land snail, [1] is a species of large, carnivorous land snail, a terrestrial pulmonate gastropod mollusc in the family Rhytididae. This species is endemic to the North Island of New Zealand between Wellington and Lake Waikaremoana .
Powelliphanta hochstetteri, known as one of the amber snails, is a species of large, carnivorous land snail, a terrestrial pulmonate gastropod mollusc in the family Rhytididae. Distribution [ edit ]
Powelliphanta lignaria johnstoni at Charming Creek, Buller District, New Zealand Powelliphanta lignaria johnstoni, MÅkihinui River area. Powelliphanta lignaria, known as one of the amber snails, is a species of large, carnivorous land snail, a terrestrial pulmonate gastropod mollusc in the family Rhytididae.
Powelliphanta rossiana, known as Ross' land snail, [1] is a species of large, carnivorous land snail, a terrestrial pulmonate gastropod mollusc in the family Rhytididae. This species is endemic to the South Island of New Zealand. Subspecies include: [3] Powelliphanta rossiana fletcheri Powell, 1938 – Range Restricted [4] Powelliphanta ...
Powelliphanta superba is a species of large, carnivorous land snail in the family Rhytididae, which is endemic to the South Island of New Zealand. Five subspecies are recognised, [1] all of which are classified by the New Zealand Department of Conservation as being Nationally Endangered. [2]
Powelliphanta gilliesi, one of the "amber snails", is a species of large, carnivorous land snail, a terrestrial pulmonate gastropod mollusc in the family Rhytididae. Distribution [ edit ]