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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

Dillwynella haptricola Marshall, 1988

Classification:Gastropoda - Vetigastropoda
Family:SKENEIDAE
Size/Grows to:Height 3.2mm, Diameter 3.6mm
Distribution:Central NZ, deep. South of Castlepoint, Chatham Islands
Geographical Range:CME.
References and Publications:
  • Marshall, B.A. 1988: Skeneidae, Vitrinellidae and Orbitestellidae (Mollusca: Gastropoda) associated with biogenic substrata from bathyal depths off New Zealand and New South Wales, Journal of Natural History, 22 (p.955)