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Key to 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 approxomation 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
E =
Endemic
I =
Introduced
Gastropoda - Caenogastropoda - Hypsogastropoda - Family: Tateidae

Tateidae

 

Genus: Catapyrgus

 
Height 1.4mm, Width 0.8mm, Freshwater, Endemic
South Island. Paturau and upper Takaka, in cave streams [FW.E.]
 
Height 1.6mm, Width 0.9mm, Freshwater, Endemic
South Island. Oparara River valley, NE of Karamea. In seepages and caves [FW.E.]
Catapyrgus spelaeus Climo, 1974
Height 1.7mm, Freshwater, Endemic
South Island. Nelson [FW.E.]

Genus: Hadopyrgus

 
Hadopyrgus anops Climo, 1974
Height 2mm, Freshwater, Endemic
South Island. Groundwater in and around Nelson [FW.E.]
Hadopyrgus brevis Climo, 1974
Height 1.5mm, Freshwater, Endemic
South Island. Nelson [FW.E.]
Hadopyrgus dubius Haase, 2008
Height 1.4mm, Freshwater, Endemic
South Island. NW of Motueka. In groundwater [FW.E.]
Freshwater, Endemic
Nelson, South Island, in springs and seepages [FW.E.]
 
Hadopyrgus ngataana Haase, 2008
Height 1.7mm, Width 1.2mm, Freshwater, Endemic
South Island. SE of Nelson [FW.E.]
Hadopyrgus rawhiti Haase, 2008
Height 2.0mm, Width 1.2mm, Freshwater, Endemic. Seepage by waterfall in stream
South Island. Between Hopewell and Raetihi, Marlborough Sounds [FW.E.]
Hadopyrgus sororius Haase, 2008
Height 1.6mm, Width 0.75mm, Freshwater, Endemic
South Island. NE of Karamea [FW.E.]

Genus: Halopyrgus

 
Height 2.5mm, Width 1.2mm, Freshwater, Endemic. Brackish streams
North Cape Block to northeast Northland and Great Barrier Island [FW.E.]
Halopyrgus pupoides (Hutton, 1882)
Height 2.5mm, Freshwater, Endemic. Brackish steams and estuaries
North and South Island [FW.E.]
 

Genus: Kuschelita

 
Kuschelita inflata Climo, 1974
Height 1.6mm, Width 0.7mm, Freshwater, Endemic
North Island. Napier-Hastings [FW.E.]
Kuschelita mica Climo, 1974
Height 1.8mm, Freshwater, Endemic
Nelson, South Island [FW.E.]

Genus: Leptopyrgus

 
Leptopyrgus manneringi (Climo, 1974)
Height 2.5mm, Freshwater, Endemic
North Island. North of Raglan [FW.E.]
Height 1.5mm, Width 0.7mm, Freshwater. Seepage in crevices in mudstone
North Island. Awakino Gorge [FW.]
Leptopyrgus tainui Haase, 2008
Freshwater, Endemic
North Island. Mount Pirongia, W of Te Awamutu [FW.E.]

Genus: Meridiopyrgus

 
Height 1.7mm, Width 0.75mm, Freshwater, Endemic
South Island. N of Invercargill, in groundwater [FW.E.]
Height 2.3mm, Width 1mm, Freshwater, Endemic
Dunedin to the Catlins, South Island. In springs and streamlets [FW.E.]
Height 1.9mm, Width 0.9mm, Freshwater, Endemic
North of Invercargill, South Island. In springs and streamlets [FW.E.]
Freshwater, Endemic
South Island. NE of Niagara, SW of Balclutha [FW.E.]
 

Genus: Obtusopyrgus

 
Height 1.8mm, Freshwater, Endemic
South Island. SE of Arthur's Pass. In seepage trickling over rocks [FW.E.]
 

Genus: Opacuincola

 
Height 1.7mm, Width 1.7mm, Freshwater, Endemic
South Island. SW of Paturau, W of Collingwood [FW.E.]
Opacuincola caeca Ponder, 1966
Height 2.24mm, Width 1.84mm, Freshwater, Subterranean, Endemic
Nelson, South Island [FW.E.]
 
Height 1.8mm Width 1.3mm, Freshwater, Endemic
South Island. W of Collingwood, Nelson [FW.E.]
 
Height 1.6mm, Width 1.3mm, Freshwater, Endemic
South Island. NE of Karamea [FW.E.]
 
Opacuincola delira Haase, 2008
Freshwater, Endemic
South Island. NE of Karamea, Nelson [FW.E.]
Length 1.8mm, Width 1.4mm, Freshwater, Endemic
E of Takaka, Nelson, South Island [FW.E.]
Height 1.6mm, Width 1.5mm, Freshwater, Endemic
South Island. W of Collingwood, Nelson [FW.E.]
Opacuincola favus Haase, 2008
Height 1.8mm, Width 1.1mm, Freshwater, Endemic
NE of Karamea, Nelson, South Island. In seepages and cave streams [FW.E.]
Freshwater, Endemic
Paturau, Nelson, South Island [FW.E.]
 
Height 2.0mm, Width 1.2mm, Freshwater, Endemic
South of East Takaka, South Island [FW.E.]
Freshwater, Endemic
South of Takaka, South Island [FW.E.]
Freshwater, Endemic
South Island. SSW of Collingwood, Nelson. On wood and stones in streams [FW.E.]
 
Height 2.3mm, Width 1.5mm, Freshwater, Endemic
South Island. SSW of Collingwood, Nelson [FW.E.]
 
Height 2.3mm, Freshwater, Endemic
South Island. Nelson [FW.E.]
Freshwater, Endemic
SW of Upper Takaka, NW of Motueka, South Island [FW.E.]
Opacuincola mete Haase, 2008
Freshwater, Endemic
South Island. Lower Buller Gorge, SE of Westport. In dripping moss [FW.E.]
Height 2.4mm, Width 1.3mm, Freshwater, Endemic
South Island. W of Collingwood, Nelson [FW.E.]
 
Opacuincola ovata Haase, 2008
Freshwater, Endemic
West of Collingwood, South Island [FW.E.]
 
Height 2.2mm, Width 1.7mm, Freshwater, Endemic
South Island. W of Inangahua [FW.E.]
Height 2.2mm, Width 1.5mm, Freshwater, Endemic
NE of Karamea, South Island [FW.E.]
 
Opacuincola roscoei Haase, 2008
Height 1.8mm, Width 1.3mm, Freshwater, Endemic
NW of Motueka, South Island [FW.E.]
 
Freshwater, Endemic
South Island. Caves on Takaka Hills, Nelson [FW.E.]
 
Height 1.7mm, Width 1.1mm, Freshwater, Endemic
South Island. NE of Karamea, Nelson [FW.E.]
Height 2.8mm, Freshwater, Endemic
South Island. SW of Mangarakau, W of Collingwood [FW.E.]
 

Genus: Paxillostium

 
Paxillostium nanum Gardner, 1970
Height 2.5mm, Width 1.3mm, Freshwater, Endemic
Northland, in small bush streams or areas of swampy seepage [FW.E.]
 

Genus: Platypyrgus

 
Width 2.2mm, Freshwater, Endemic
Riwaka River, NW of Motueka, South Island [FW.E.]

Genus: Potamopyrgus

 
Potamopyrgus acus Haase, 2008
Height 8.6mm, Freshwater, Endemic
North Island. Port Waikato. In litter at base of vertical rockface [FW.E.]
Potamopyrgus antipodarum (Gray in Dieffenbach, 1843) (=zelandiae, egenus, spelaeus, badia, corolla, cumingiana, salleana)
Height 12mm, Freshwater, Endemic
North and South Island. Also introduced to Australia, Europe, North America and Japan [FW.E.]
Potamopyrgus dawbini Powell, 1955
Height 3.1mm, Width 1.8mm, Freshwater, Endemic
Auckland Islands [FW.E.]
 
Potamopyrgus doci Haase, 2008
Freshwater, Endemic
North Island. Waitomo Caves, spring at exit of Ruakuri Cave [FW.E.]
 
Potamopyrgus estuarinus Winterbourn, 1971
Height 7mm, Freshwater, Endemic
North and South Island. Brackish streams [FW.E.]
Freshwater, Endemic
North Island. Upper Mokau River estuary [FW.E.]
Height 2.8mm, Width 1.2mm, Freshwater, Endemic
North Island. Wellington [FW.E.]
 
Height 2mm, Freshwater, Endemic
King Country, North Island [FW.E.]

Genus: Rakipyrgus

 
Rakipyrgus gardneri (Climo, 1974)
Freshwater, Endemic
North Island, in seepages and groundwater [FW.E.]
 

Genus: Rakiurapyrgus

 
Height 2.5mm, Freshwater, Endemic. In seepage
South Island and Stewart Island [FW.E.]

Genus: Sororipyrgus

 
Height 2.0mm, Width 1.0mm, Freshwater, Endemic
Central North Island. Between Awakino and Mahotenui. In rock crevices in seepages and trickles over rock faces [FW.E.]
Freshwater, Endemic
North Island. East of Pahiatua [FW.E.]
Sororipyrgus raki Haase, 2008
Height 2.1mm, Width 1.0mm, Freshwater, Endemic
North Island. South of Kaikohe [FW.E.]

Genus: Tongapyrgus

 
Freshwater, Endemic
North of Invercargill, South Island [FW.E.]
 
Height 2.75mm, Width 1.25mm, Freshwater, Endemic
Canterbury and northern Otago, South Island [FW.E.]