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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 (Phylum) > Mollusca (Subphylum) > Heterobranchia (Subclass) > Ellobiida (Order) > Ellobioidea (Superfamily) > Trimusculidae (Family) > Trimusculus (Genus)
Genus: Trimusculusmap >
Trimusculus conica (Angas, 1867) (=nivea Hutton)
Length 25mm, Width 22mm, Height 15mm
Throughout NZ including Stewart and Chatham Islands. Also eastern and southern Australia, and Kermadecs [K.ACFM]