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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: Vermetidae

Vermetidae

 

Genus: Dendropoma

 
Dendropoma planata (Suter, 1913)
Width 10mm, Height 4mm, Endemic
Kapati Island [CE.]
 
Dendropoma squamifera Ponder, 1967
Diameter 10mm, Endemic
Northland east coast. Attached to rocks [AE.]
 

Genus: Novastoa

 
Novastoa lamellosa (Hutton, 1873)
Diameter 5-6mm, Endemic
North Island and Chatham Islands [ACME.]
 

Genus: Thylacodes

 
Endemic. Darker colour than Thylacodes zelandicus
North Island [AE.]
Thylacodes zelandicus (Quoy & Gaimard, 1834)
Diameter 8-10mm, Endemic
North and South Islands, often on Atrina shells [AE.]