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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 - Pulmonata - Systellommatophora - Family: Onchidiidae

Onchidiidae

 

Genus: Onchidella

 
Onchidella marginata (Couthou in Gould, 1852) (=campbelli Filhol, =flavescens Wissel)
Length 18mm, Width 11mm (animal)
East Coast South Island, Stewart ,Campbell and Auckland Islands [CFMAn]
 
Onchidella nigricans (Quoy & Gaimard, 1832) (=patelloides Quoy & Gaimard, =obscura Plate)
Length 23mm, Width 16mm (animal)
North, South, Stewart and Chatham Islands [ACFM]