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Taxonomy
Family: Subfamily:
BOTHRIEMBRYONTIDAE: PLACOSTYLINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> Euthyneura (Infraclass)
> Tectipleura (Subterclass)
> Eupulmonata (Superorder)
> Stylommatophora (Order)
> Helicina (Suborder)
> Orthalicoidei (Infraorder)
> Orthalicoidea (Superfamily)
> Bothriembryontidae (Family)
> Placostylinae (Subfamily)
> Maoristylus (Genus)
> ambagiosus keenorum (Species)
Genus Synonyms:
=Bulimus (Placostylus) H. Beck, 1837
=Placostylus (Euplacostylus) Crosse, 1875
=Placostylus (Maoristylus) Haas, 1935
Synonymised Names:
=Placostylus (Maoristylus) ambagiosus keenorum Powell, 1947
Images: Maoristylus ambagiosus keenorum Powell, 1947
Far North, NZ. 77mm. Photographed from an old collection, pre 1970's
Taxonomy
Family: Subfamily:
BOTHRIEMBRYONTIDAE: PLACOSTYLINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> Euthyneura (Infraclass)
> Tectipleura (Subterclass)
> Eupulmonata (Superorder)
> Stylommatophora (Order)
> Helicina (Suborder)
> Orthalicoidei (Infraorder)
> Orthalicoidea (Superfamily)
> Bothriembryontidae (Family)
> Placostylinae (Subfamily)
> Maoristylus (Genus)
> ambagiosus keenorum (Species)
Genus Synonyms:
=Bulimus (Placostylus) H. Beck, 1837
=Placostylus (Euplacostylus) Crosse, 1875
=Placostylus (Maoristylus) Haas, 1935
Synonymised Names:
=Placostylus (Maoristylus) ambagiosus keenorum Powell, 1947
Details: Maoristylus ambagiosus keenorum Powell, 1947
Size/Grows to:
Height 84mm, Width 35mm
Distribution:
Spirits Bay area, Far North
Geographical Range:
L.N.
Notes:
Flax Snail Pupuharakeke, Land, Native - Endemic
Distribution Map
 
References and Publications
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.352)
  • Powell, A.W.B. 1951 On further colonies of Placostylus land snails from northernmost New Zealand, Records of the Auckland Institute and Museum, 4(2) (p.139)
  • Powell, A.W.B. 1947 Distribution of Placostylus land snails in northernmost New Zealand, Records of the Auckland Institute and Museum, 3 (p.186) 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