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. Naturally occurring only on Mount Augustus near Westport on New Zealand's South … See more The species is endemic to the South Island of New Zealand. It was found only on the Mount Augustus ridgeline northeast of Westport, which has since been removed by mining operations of the state-owned company See more The species is listed as Nationally Critical on the New Zealand Threat Classification System. See more In early December 2006, twenty snails removed from Solid Energy's opencast mine expansion at Stockton were released back into the wild. By late December 2006, one of the 20 See more The eggs are between 5 and 6 mm in diameter, with a calcium shell. See more From 2004, plans by Solid Energy to destroy the main habitat of the Powelliphanta "Augustus" while mining for coal caused controversy (see See more • Boyer S., Wratten S. D., Holyoake A., Abdelkrim J. & Cruickshank R. H. (2013). "Using Next-Generation Sequencing to Analyse the Diet of a … See more Webearthworm-based diet of Powelliphanta augusta Walker Trewick & Barker [34] (Mollusca: Pulmonata: Rhytididae), a highly endangered species of land snail endemic to New Zealand [35]. The original habitat of P. augusta is Mount Augustus on the western scarp of the Stockton Plateau (West Coast of New Zealand’s South Island) most of which was lost
Powelliphanta - Wikipedia
WebThe more famous species is Powelliphanta augusta. It was only discovered in a few hectares on the northern edge of the Stockton Plateau in 2005 when most of its habitat had already been mined. Before the rest was mined about 4,000 snails were collected and moved to nearby sites. Another ~2,000 snails were used to start a captive colony as a way ... WebIt was found the predicted long-term size distribution for the captive population differed markedly from that of the population at capture, suggesting the dynamics of captive population are significantly different from those of the wild. Abstract Almost all individuals from the only remaining population of a newly discovered species of large land snail were … herman young investec cybereason
Powelliphanta augusta - Wikiwand
Web3 Feb 2016 · Journal of the Royal Society of New Zealand. Volume 38, Number 3, September, 2008, pp 163–186. Powelliphanta augusta, a new species of land snail, with a. description of its former habitat, Stockton coal plateau, New Zealand. Kath J. Walker1, Steven A. Trewick2, and Gary M. Barker3. Abstract A recently discovered and threatened large land ... Web17 May 2024 · In 2004, a controversy arose in Aotearoa New Zealand's coal mining sector that involved Powelliphanta augusta, a species of land snail. This paper considers that … WebPowelliphanta augusta, oberer Waimangaroa. Systematik; Unterklasse: Orthogastropoda: Überordnung: Heterobranchia: Ordnung: Lungenschnecken (Pulmonata) ... Powelliphanta, Rhytida, Wainuia und Schizoglossa vertreten, die allerdings keine monophyletische Gruppe bilden, wie am Aufbau der Radulazähne und anderen morphologischen Unterschieden ... herman zuniga east haven ct