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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
N =
North Island
S =
South Island
E =
Endemic
I =
Introduced
Gastropoda - Caenogastropoda - Hypsogastropoda - Family: Tornidae

Tornidae

 

Genus: Tornus

 
Tornus aupouria (Powell, 1937)
Height 1.6mm, Width 1.5mm
Off Three Kings Islands [AE.]
 
Tornus maoria (Powell, 1937)
Height 1.5mm, Width 2.0mm
Off Three Kings Islands [AE.]
 

Tornidae: Vitrinellinae

 

Genus: Cochliolepis

 
Height 0.49mm, Width 1.08mm
North and South Islands [ACFE.]
 

Genus: Elachorbis

 
Elachorbis diaphana Finlay, 1924
Height 0.4mm, Width 0.75mm
Foveaux Strait, from Bluff oyster scrapings [FE.]
 
Elachorbis subtatei (Suter, 1907)
Height 1.5mm, Width 2.5mm
Northland to Snares Islands [ACFAnE.]
 

Genus: Scrupus

 
Scrupus hyalinus (Odhner, 1924)
Height 2mm, Width 1.3mm
Off Three Kings Islands, off Poor Knights Islands, Colville Channel, also Chatham Islands [AME.]
 
Scrupus uniliratus Powell, 1931
Off West Coast Auckland, to Otago [CFMAnE.]