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Taxonomy
Family: Subfamily:
RHYTIDIDAE: RHYTIDINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> Euthyneura (Infraclass)
> Tectipleura (Subterclass)
> Eupulmonata (Superorder)
> Stylommatophora (Order)
> Helicina (Suborder)
> Rhytidoidei (Infraorder)
> Rhytidoidea (Superfamily)
> Rhytididae (Family)
> Rhytidinae (Subfamily)
> Rhytida (Genus)
> perampla (Species)
Genus Synonyms:
=Eurhytida Möllendorff, 1902
=Helix (Rhytida) Albers, 1860
=Rhytida (Eurhytida) Möllendorff, 1902
Synonymised Names:
=Rhytida meesoni perampla Powell, 1946
Images: Rhytida perampla (Powell, 1946)
Near Motueka, West Nelson, NZ. 14.5mm
Near Motueka, West Nelson, NZ. 14.5mm
Near Motueka, West Nelson, NZ. 14.5mm
Holotype of Rhytida meesoni perampla Powell, 1946, collected Anatoki Forks, SW of Takaka, NZ (MA71107). 14.0mm. © Auckland Museum (CC-BY)
Holotype of Rhytida meesoni perampla Powell, 1946, collected Anatoki Forks, SW of Takaka, NZ (MA71107). 14.0mm. © Auckland Museum (CC-BY)
Holotype of Rhytida meesoni perampla Powell, 1946, collected Anatoki Forks, SW of Takaka, NZ (MA71107). 14.0mm. © Auckland Museum (CC-BY)
In damp fern litter, Kaiteriteri, Tasman, NZ. 12.0mm
Taxonomy
Family: Subfamily:
RHYTIDIDAE: RHYTIDINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> Euthyneura (Infraclass)
> Tectipleura (Subterclass)
> Eupulmonata (Superorder)
> Stylommatophora (Order)
> Helicina (Suborder)
> Rhytidoidei (Infraorder)
> Rhytidoidea (Superfamily)
> Rhytididae (Family)
> Rhytidinae (Subfamily)
> Rhytida (Genus)
> perampla (Species)
Genus Synonyms:
=Eurhytida Möllendorff, 1902
=Helix (Rhytida) Albers, 1860
=Rhytida (Eurhytida) Möllendorff, 1902
Synonymised Names:
=Rhytida meesoni perampla Powell, 1946
Details: Rhytida perampla (Powell, 1946)
Size/Grows to:
Length 15mm, Height 8mm
Distribution:
South Island. Takaka to West Nelson, and down to Mokihinui River
Geographical Range:
L.S.
Notes:
Land, Native - Endemic, Narrow umbilicus and inflated body whorl
Distribution Map
 
References and Publications
  • Efford, M.G. 1998 Distribution and status of native carnivorous land snails in the genera Wainuia and Rhytida, Department of Conservation, Wellington, 101 (p.36)
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.345)
  • Powell, A.W.B. 1946 The Paryphantidae of New Zealand. No. 5. Further new species of Paryphanta, Wainuia and Rhytida, Records of the Auckland Institute and Museum, 3 (p.127) Original Description

Key to Geographical Ranges
NZ Map showing Geographical Ranges
The symbols K.A.C.F.M.An. are used to indicate the geographical range of the species. They have been adopted to give an approximation of the range of each species within New Zealand.
K=
Kermadec Islands
A=
Aupourian - Kaipara Harbour, north around North Cape, encompassing the Three Kings Islands and south to East Cape
C=
Cookian - Lower North Island and the northern part of the South Island
F=
Forsterian - Otago, Fiordland and Stewart Island
M=
Moriorian - Chatham Islands, Pitt Island
An=
Antipodean - Subantarctic Islands of New Zealand
Fw =
Freshwater
L =
Land
N =
North Island
S =
South Island
R =
Recent
Sf =
Subfossil
Fo =
Fossil
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