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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

Mendax trizonaloides Marshall, 1978

Classification:Gastropoda - Caenogastropoda - Ptenoglossa
Family:CERITHIOPSIDAE
Size/Grows to:Height 3.5mm, Width 1.2mm
Distribution:Off Three Kings Islands and Mayor Island, Bay of Plenty, 102-805 metres
Geographical Range:AE.
References and Publications:
  • Marshall, B.A. Mar/1978: Cerithiopsidae (Mollusca: Gastropoda) of New Zealand and a provisional classification of the family, New Zealand Journal of Zoology, 5(1) (p.65)