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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)
> oconnori (Species)
Genus Synonyms:
=Eurhytida Möllendorff, 1902
=Helix (Rhytida) Albers, 1860
=Rhytida (Eurhytida) Möllendorff, 1902
Synonymised Names:
=Rhytida hadfieldi Powell, 1949
Images: Rhytida oconnori Powell, 1946
Wainui Saddle, Canaan, NW Nelson, NZ. ~27mm. © rights reserved
Wainui Saddle, Canaan, NW Nelson, NZ. ~27mm
Wainui Saddle, Canaan, NW Nelson, NZ. ~27mm
Holotype of Rhytida hadfieldi Powell, 1949, collected near headwaters of Wainui River, Canaan, Tasman, NZ (MA71164). © Auckland Museum (CC-BY)
Holotype of Rhytida hadfieldi Powell, 1949, collected near headwaters of Wainui River, Canaan, Tasman, NZ (MA71164). © Auckland Museum (CC-BY)
Holotype of Rhytida hadfieldi Powell, 1949, collected near headwaters of Wainui River, Canaan, Tasman, NZ (MA71164). © Auckland Museum (CC-BY)
Holotype, sub-fossil at Punipaua Creek, W of Collingwood, NZ (MA71108). © Auckland Museum (CC-BY)
Holotype, sub-fossil at Punipaua Creek, W of Collingwood, NZ (MA71108). © Auckland Museum (CC-BY)
Holotype, sub-fossil at Punipaua Creek, W of Collingwood, NZ (MA71108). © Auckland Museum (CC-BY)
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)
> oconnori (Species)
Genus Synonyms:
=Eurhytida Möllendorff, 1902
=Helix (Rhytida) Albers, 1860
=Rhytida (Eurhytida) Möllendorff, 1902
Synonymised Names:
=Rhytida hadfieldi Powell, 1949
Details: Rhytida oconnori Powell, 1946
Size/Grows to:
Length 33mm, Height 19mm
Distribution:
South Island. North West Nelson
Type Data:
  • Punipaua Creek, near Paturau River, W of Collingwood, NZ, (holotype) (Sub-fossil in cave)
  • Canaan, near headwaters of Wainui River, Pikikiruna Range, SE of Takaka, NZ, (holotype of Rhytida hadfieldi Powell, 1949)
Notes:
Land, Recent, Subfossil, Native - Endemic
View 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.37)
  • 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.130) 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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