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Taxonomy
Family: Subfamily:
PUNCTIDAE: LAOMINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> Euthyneura (Infraclass)
> Tectipleura (Subterclass)
> Eupulmonata (Superorder)
> Stylommatophora (Order)
> Helicina (Suborder)
> [unassigned] Helicina (Infraorder)
> Punctoidea (Superfamily)
> Punctidae (Family)
> Laominae (Subfamily)
> Phrixgnathus (Genus)
> marginatus (Species)
Genus Synonyms:
=Laoma (Phrixgnathus) Hutton, 1882
Images: Phrixgnathus marginatus Hutton, 1882
Collected Heaphy Track, SW of Collingwood, NZ. 3.7mm. Reproduced courtesy of Dave Roscoe
Collected Heaphy Track, SW of Collingwood, NZ. 3.7mm. Reproduced courtesy of Dave Roscoe
Collected Heaphy Track, SW of Collingwood, NZ. 3.7mm. Reproduced courtesy of Dave Roscoe
Collected Barrystown, near Punakaiki, NE of Greymouth, NZ. 3.7mm. Reproduced courtesy of Dave Roscoe
Collected Barrystown, near Punakaiki, NE of Greymouth, NZ. 3.7mm. Reproduced courtesy of Dave Roscoe
Collected Barrystown, near Punakaiki, NE of Greymouth, NZ. 3.7mm. Reproduced courtesy of Dave Roscoe
Taxonomy
Family: Subfamily:
PUNCTIDAE: LAOMINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> Euthyneura (Infraclass)
> Tectipleura (Subterclass)
> Eupulmonata (Superorder)
> Stylommatophora (Order)
> Helicina (Suborder)
> [unassigned] Helicina (Infraorder)
> Punctoidea (Superfamily)
> Punctidae (Family)
> Laominae (Subfamily)
> Phrixgnathus (Genus)
> marginatus (Species)
Genus Synonyms:
=Laoma (Phrixgnathus) Hutton, 1882
Details: Phrixgnathus marginatus Hutton, 1882
Size/Grows to:
Width 3.8mm, Height 2.5mm
Distribution:
South Island. Greymouth to Golden Bay and Takaka
Geographical Range:
L.S.
Notes:
Land, Native - Endemic
Distribution Map
 
References and Publications
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.329)
  • Hutton, F.W. 1882 Descriptions of new land shells, New Zealand Journal of Science, 1(6) (p.281) 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