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Taxonomy
Family: Subfamily:
CHAROPIDAE: PHENACOHELICINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> Euthyneura (Infraclass)
> Tectipleura (Subterclass)
> Eupulmonata (Superorder)
> Stylommatophora (Order)
> Helicina (Suborder)
> [unassigned] Helicina (Infraorder)
> Punctoidea (Superfamily)
> Charopidae (Family)
> Phenacohelicinae (Subfamily)
> Allodiscus (Genus)
> chion (Species)
Genus Synonyms:
=Flammulina (Allodiscus) Pilsbry, 1892
=Gerontia (Allodiscus) Pilsbry, 1892
=Psyra Hutton, 1883
Synonymised Names:
=Flammulina (Allodiscus) chion Sykes, 1896
Images: Allodiscus chion (Sykes, 1896)
Bushy Park, NW of Wanganui, NZ. 6.9mm. Reproduced courtesy of iNaturalist.nz ©openlabnz (D.J.Roscoe)
Bushy Park, NW of Wanganui, NZ. 6.9mm. Reproduced courtesy of iNaturalist.nz ©openlabnz (D.J.Roscoe)
Bushy Park, NW of Wanganui, NZ. 6.9mm. Reproduced courtesy of iNaturalist.nz ©openlabnz (D.J.Roscoe)
Beside Omahina Road, NE of Waverley, Taranaki, NZ. 6.4mm. Reproduced courtesy of iNaturalist.nz ©openlabnz (D.J.Roscoe)
Beside Omahina Road, NE of Waverley, Taranaki, NZ. 6.4mm. Reproduced courtesy of iNaturalist.nz ©openlabnz (D.J.Roscoe)
Beside Omahina Road, NE of Waverley, Taranaki, NZ. 6.4mm. Reproduced courtesy of iNaturalist.nz ©openlabnz (D.J.Roscoe)
Syntype, collected near Inglewood, Taranaki, NZ (M.125083). 5mm. © Museum of New Zealand Te Papa Tongarewa (CC-BY-NC-ND)
Syntype, collected near Inglewood, Taranaki, NZ (M.125083). 5mm. © Museum of New Zealand Te Papa Tongarewa (CC-BY-NC-ND)
Syntype, collected near Inglewood, Taranaki, NZ (M.125083). 5mm. © Museum of New Zealand Te Papa Tongarewa (CC-BY-NC-ND)
Taxonomy
Family: Subfamily:
CHAROPIDAE: PHENACOHELICINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> Euthyneura (Infraclass)
> Tectipleura (Subterclass)
> Eupulmonata (Superorder)
> Stylommatophora (Order)
> Helicina (Suborder)
> [unassigned] Helicina (Infraorder)
> Punctoidea (Superfamily)
> Charopidae (Family)
> Phenacohelicinae (Subfamily)
> Allodiscus (Genus)
> chion (Species)
Genus Synonyms:
=Flammulina (Allodiscus) Pilsbry, 1892
=Gerontia (Allodiscus) Pilsbry, 1892
=Psyra Hutton, 1883
Synonymised Names:
=Flammulina (Allodiscus) chion Sykes, 1896
Details: Allodiscus chion (Sykes, 1896)
Size/Grows to:
Width 5mm, Height 3mm
Distribution:
North and South Island
Type Data:
  • Near Inglewood, SE of New Plymouth, NZ, (syntype)
Notes:
Land, Native - Endemic
Distribution Map
 
References and Publications
  • Marshall, B.A., Barker, G.M. 2008 A revision of the New Zealand land snails referred to Allodiscus Pilsbry, 1892 and Pseudallodiscus Climo, 1971, with the introduction of three new genera (Mollusca: Gastropoda: Charopidae), Tuhinga: Records of the Museum of New Zealand Te Papa Tongarewa, 19 (p.111)
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.319)
  • Sykes, E.R. 1896 On Flammulina (Allodiscus) chion, a new helicoid land-shell from New Zealand, Proceedings of the Malacological Society of London, 2 (p.107) Original Description

NZ Geographical Regions
Key to symbols used in Checklist.
Fw =
Freshwater
L =
Land
N =
North Island
S =
South Island
R =
Recent
Sf =
Subfossil
Fo =
Fossil
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