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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: Vanikoridae

Vanikoridae

 

Genus: Naricava

 
Naricava neozelanica Powell, 1940
Width 3mm, Height 2.5mm
Three Kings Islands to Northland [AE.]
 

Genus: Nilsia

 
Nilsia cuvieriana (Suter, 1908)
Height 6mm, Width 3.5mm
North Island to Chatham Rise [ACE.]
 

Genus: Radinista

 
Radinista corrugata (Hedley, 1904)
Height 2.6mm, Width 1.6mm
Foveaux Strait to Snares Islands [FAnE.]
 
Radinista scalarina Powell, 1940
Height 2.7mm, Width 1.85mm
Between Spirits Bay and Three Kings Islands [AE.]
 

Genus: Vanikoro

 
Vanikoro wallacei Iredale, 1912
Kermadec Islands [K.E.]
 

Genus: Zeradina

 
Zeradina odhneri Powell, 1927
Height 4.5mm, Width 1.4mm
Off Ahipara, Northland [AE.]
 
Zeradina ovata (Odhner, 1924)
Height 3.75mm, Width 1.9mm
Off Northland to Hauraki Gulf [ACE.]
 
Zeradina producta (Odhner, 1924)
Height 3.15mm, Width 1.15mm
Off Northland to Mayor Island, Bay of Plenty [AE.]