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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)
> Basileostylus (Genus)
> bollonsi (Species)
Genus Synonyms:
=Placostylus (Basileostylus) Haas, 1935
Images: Basileostylus bollonsi Suter, 1908
From the Three Kings Islands. 93mm. Photographed from an old collection, pre 1970's
A large herbivorous Land Snail from Three Kings Islands, NZ
From Three Kings Islands, NZ
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)
> Basileostylus (Genus)
> bollonsi (Species)
Genus Synonyms:
=Placostylus (Basileostylus) Haas, 1935
Details: Basileostylus bollonsi Suter, 1908
Size/Grows to:
Height 100mm, Width 39mm
Distribution:
Three Kings Islands
Geographical Range:
L.
Notes:
Flax Snail Pupuharakeke, Land, Native - Endemic
Distribution Map
 
References and Publications
  • Buckley, T.R., Stringer, I., Gleeson, D., Howitt, R., Attanayake, D., Parrish, R., Sherley, G.H., Rohan, M. 2011 A revision of the New Zealand Placostylus land snails using mitochondrial DNA and shell morphometric analyses, with implications for conservation., New Zealand Journal of Zoology, 38(1) (p.55)
  • Brook, F.J. 2003 Conservation status of the giant endemic landsnail Placostylus bollonsi on Three Kings Islands, DOC Science Internal Series, 140 (p.5)
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.349)
  • Climo, F.M. 1973 The Systematics, Biology and Zoogeography of the land snail fauna of Great Island, Three Kings Group, New Zealand, Journal of the Royal Society of New Zealand, 3(4) (p.583)
  • Powell, A.W.B. 1948 Land Mollusca of the Three Kings Islands, Records of the Auckland Institute and Museum, 3 (p.288)
  • Suter, H. 1908 A new Placostylus from New Zealand., Transactions of the New Zealand Institute, 40 (p.341) 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
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