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Taxonomy
Family: Subfamily:
PLANORBIDAE: ANCYLINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> Euthyneura (Infraclass)
> Tectipleura (Subterclass)
> Hygrophila (Superorder)
> Lymnaeoidea (Superfamily)
> Planorbidae (Family)
> Ancylinae (Subfamily)
> Ferrissia (Genus)
> dohrniana (Species)
Genus Synonyms:
=Ancylus (Ferrissia) B. Walker, 1903
=Ferrissia (Ferrissia) B. Walker, 1903
=Ferrissia (Kincaidilla) Hannibal, 1912
=Gundlachia (Kincaidilla) Hannibal, 1912
=Watsonula Mirolli, 1960
Synonymised Names:
=Ancylus dohrnianus Clessin, 1882
=Ferrissia (Kincaidilla) dohrniana (Clessin, 1882)
=Gundlachia lucasi Suter, 1905
Images: Ferrissia dohrniana (Clessin, 1882)
Trelissick park seepage, Ngaio, Wellington, NZ. 2.5mm. Reproduced courtesy of iNaturalist.nz ©openlabnz (D.J.Roscoe)
Trelissick park seepage, Ngaio, Wellington, NZ. 2.5mm. Reproduced courtesy of iNaturalist.nz ©openlabnz (D.J.Roscoe)
Trelissick park seepage, Ngaio, Wellington, NZ. 2.5mm. Reproduced courtesy of iNaturalist.nz ©openlabnz (D.J.Roscoe)
Inside view. Trelissick park seepage, Ngaio, Wellington, NZ. 2.5mm. Reproduced courtesy of iNaturalist.nz ©openlabnz (D.J.Roscoe)
Trelissick park, Ngaio, Wellington, NZ. 1.1mm. Reproduced courtesy of iNaturalist.nz ©openlabnz (D.J.Roscoe)
Taxonomy
Family: Subfamily:
PLANORBIDAE: ANCYLINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> Euthyneura (Infraclass)
> Tectipleura (Subterclass)
> Hygrophila (Superorder)
> Lymnaeoidea (Superfamily)
> Planorbidae (Family)
> Ancylinae (Subfamily)
> Ferrissia (Genus)
> dohrniana (Species)
Genus Synonyms:
=Ancylus (Ferrissia) B. Walker, 1903
=Ferrissia (Ferrissia) B. Walker, 1903
=Ferrissia (Kincaidilla) Hannibal, 1912
=Gundlachia (Kincaidilla) Hannibal, 1912
=Watsonula Mirolli, 1960
Synonymised Names:
=Ancylus dohrnianus Clessin, 1882
=Ferrissia (Kincaidilla) dohrniana (Clessin, 1882)
=Gundlachia lucasi Suter, 1905
Details: Ferrissia dohrniana (Clessin, 1882)
Size/Grows to:
Length 4mm, Width 2.5mm, Height 1.5mm
Distribution:
North Island, attached to stems and underside of leaves of aquatic plants in quiet waters
Geographical Range:
Fw.N.
Notes:
Freshwater Limpet, Freshwater, Native - Endemic
Distribution Map
 
References and Publications
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.296)
  • Winterbourn, M.J. 1973 A guide to the Freshwater Mollusca of New Zealand, Tuatara, 20 (p.156)
  • Hubendick, B. 1967 Studies on Ancylidae: The Australian, Pacific and neotropical form groups, Zoologica, 1 (p.21)

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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