Powelliphanta gilliesi

{{Short description|Species of gastropod}}

{{Use New Zealand English|date=July 2024}}

{{Speciesbox

|image=Powelliphanta gilliesi fallax (AM MA70596-1).jpg

|image_caption = Holotype of Powelliphanta gilliesi fallax from the Auckland War Memorial Museum

| status = DD

| status_system = IUCN2.3

| status_ref = {{Cite iucn | author = Mollusc Specialist Group | title = Paryphanta gilliesi | volume = 1996 | page = e.T16402A5702524 | date = 1996 | doi = 10.2305/IUCN.UK.1996.RLTS.T16402A5702524.en | access-date = 27 December 2017}}

| genus = Powelliphanta

| species = gilliesi

| authority = E. A. Smith, 1880

| synonyms = Paryphanta gilliesi Smith, 1880

}}

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

This species is endemic to the West Nelson area of the South Island of New Zealand.

There are nine subspecies,Powell A. W. B., New Zealand Mollusca, William Collins Publishers Ltd., Auckland, New Zealand 1979 {{ISBN|0-00-216906-1}} some of which are listed by the New Zealand Department of Conservation:{{cite web |url=http://www.doc.govt.nz/publications/conservation/nz-threat-classification-system/nz-threat-classification-system-lists-2002/terrestial-invertebrate-part-one/ |publisher=New Zealand Department of Conservation |title=New Zealand Threat Classification System lists - 2002 - {{sic|Terrestial|nolink=y}} invertebrate - part one |year=2002 |accessdate=March 3, 2010}}

  • Powelliphanta gilliesi aurea Powell, 1946
  • Powelliphanta gilliesi brunnea Powell, 1938
  • Powelliphanta gilliesi compta Powell, 1930Nationally Vulnerable
  • Powelliphanta gilliesi fallax Powell, 1930National Decline
  • Powelliphanta gilliesi gilliesi Smith, 1880
  • Powelliphanta gilliesi jamesoni Powell, 1936
  • Powelliphanta gilliesi kahurangica Powell, 1936
  • Powelliphanta gilliesi montana Powell, 1936
  • Powelliphanta gilliesi subfusca Powell, 1930Gradual Decline

Life cycle

The eggs of this species are oval in shape and are rarely constant in dimensions, varying from {{convert|9|×|8|mm}}, to {{convert|9.75|×|8|mm}}, and {{convert|10|×|8|mm}}.O'Connor A. C. (June) 1945. Notes on the Eggs of New Zealand Paryphantidae, With Description of a New Subgenus. Transactions of the Royal Society of New Zealand, volume 5, 1945-46, pages [http://rsnz.natlib.govt.nz/volume/rsnz_75/rsnz_75_01_001590.html 54]-57.

References