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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)
> Rhytidarex (Genus)
> johnsoni (Species)
Genus Synonyms:
=Rhytida (Rhytidarex) Powell, 1948
Synonymised Names:
=Rhytida (Rhytidarex) johnsoni Powell, 1948
Images: Rhytidarex johnsoni (Powell, 1948)
Holotype, collected Jan 1948, North East Island, Three Kings Islands, NZ (MA71110). 22mm. © Auckland Museum (CC-BY)
Holotype, collected Jan 1948, North East Island, Three Kings Islands, NZ (MA71110). 22mm. © Auckland Museum (CC-BY)
Holotype, collected Jan 1948, North East Island, Three Kings Islands, NZ (MA71110). 22mm. © Auckland Museum (CC-BY)
Collected Feb 1974, North East Island, Three Kings Islands, NZ. Reproduced courtesy of Dave Roscoe
Collected Feb 1974, North East Island, Three Kings Islands, NZ. Reproduced courtesy of Dave Roscoe
Collected Feb 1974, North East Island, Three Kings Islands, NZ. Reproduced courtesy of Dave Roscoe
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)
> Rhytidarex (Genus)
> johnsoni (Species)
Genus Synonyms:
=Rhytida (Rhytidarex) Powell, 1948
Synonymised Names:
=Rhytida (Rhytidarex) johnsoni Powell, 1948
Details: Rhytidarex johnsoni (Powell, 1948)
Size/Grows to:
Length 22mm, Height 12mm
Distribution:
Three Kings Islands
Type Data:
  • North East Island, Three Kings Islands, NZ, (holotype)
Notes:
Land, Native - Endemic
View Distribution Map
References and Publications
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.347)
  • Climo, F.M. 1977 A new higher classification of New Zealand Rhytididae (Mollusca: Pulmonata), Journal of the Royal Society of New Zealand, 7(1) (p.61)
  • Powell, A.W.B. 1948 Land Mollusca of the Three Kings Islands, Records of the Auckland Institute and Museum, 3 (p.281) 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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