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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.
Kermadec Islands
Aupourian - Kaipara Harbour, north around North Cape, encompassing the Three Kings Islands and south to East Cape
Cookian - Lower North Island and the northern part of the South Island
Forsterian - Otago, Fiordland and Stewart Island
Moriorian - Chatham Islands, Pitt Island
Antipodean - Subantarctic Islands of New Zealand
FW =
L =
E =
I =
Gastropoda - Caenogastropoda - Hypsogastropoda - Family: Hipponicidae



Genus: Antisabia

Antisabia sp. cf. foliacea (Quoy & Gaimard, 1834)
Kermadec Islands. Low tide to 15 metres in crevices on reefs. Also Poor Knights Islands [K.]

Genus: Hipponix

Hipponix liberatus (Pease, 1868)
Length 12mm, Width 16mm
Tropical and subtropical Indo-Pacific, Mauritius, Western Australia, New Caledonia, Norfolk Island and Northland east coast. Rare, in beach drift [A]

Genus: Leptonotis

Leptonotis perplexus (Suter, 1907)
Length 20mm, Width 15mm, Endemic
Off Three Kings Islands, throughout NZ and Chatham Islands. Living inside the lip of gastropods [ACFMAnE.]

Genus: Malluvium

Malluvium calcareum (Suter, 1909)
Length 18mm, Width 12mm, Endemic. Attached to shells
North, South, Chatham Islands, and southern ocean. Also Kermadec Islands [K.ACME.]

Genus: Sabia

Sabia australis (Lamarck, 1819) (=wyattae Powell)
Length 16mm, Width 12mm
Northland to Mercury Islands. On dead gastropod shells [A]
Sabia conica (Schumacher, 1817)
Length 15mm, Width 12mm, This species has a heavier shell with fewer but stronger ribs than S. australis
Eastern Australia, Queensland and NSW, and Kermadec Islands. Lives on other gastropod shells [K.]