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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)
> Costallodiscus (Genus)
> kaikoura (Species)
Images: Costallodiscus kaikoura Marshall & Barker, 2008
Holotype, collected Jan 1988, George Stream, Seaward Kaikoura Range, Canterbury, NZ (M.273933). 3.6mm. © Museum of New Zealand Te Papa Tongarewa (CC-BY-NC-ND)
Holotype, collected Jan 1988, George Stream, Seaward Kaikoura Range, Canterbury, NZ (M.273933). 3.6mm. © Museum of New Zealand Te Papa Tongarewa (CC-BY-NC-ND)
Holotype, collected Jan 1988, George Stream, Seaward Kaikoura Range, Canterbury, NZ (M.273933). 3.6mm. © Museum of New Zealand Te Papa Tongarewa (CC-BY-NC-ND)
Collected Apr 1983, Irongate Stream, NE of Kaikoura, Canterbury, NZ. 4.0mm. Reproduced courtesy of Dave Roscoe
Collected Apr 1983, Irongate Stream, NE of Kaikoura, Canterbury, NZ. 4.0mm. Reproduced courtesy of Dave Roscoe
Collected Apr 1983, Irongate Stream, NE of Kaikoura, Canterbury, NZ. 4.0mm. Reproduced courtesy of Dave Roscoe
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)
> Costallodiscus (Genus)
> kaikoura (Species)
Details: Costallodiscus kaikoura Marshall & Barker, 2008
Size/Grows to:
Width 3.6mm
Distribution:
East Coast South Island, Cape Campbell to N Canterbury
Geographical Range:
L.S.E.
Notes:
Land, Endemic
Distribution Map
 
References and Publications

*98 © Museum of New Zealand Te Papa Tongarewa (CC-BY-NC-ND)

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
E =
Endemic
I =
Introduced
R =
Recent
Sf =
Subfossil
Fo =
Fossil