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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 - Vetigastropoda - Calliostomatidae: Fautricinae
Calliostomatidae: Fautricinae
 
Genus: Falsimargaritamap >
Falsimargarita callista Marshall, 2016
Height 13mm, Diameter 12.1mm
Bounty Plateau, 532-726 metres [An]
Length 6.2mm
Western slope of Challenger Plateau, 1760-1799 metres
Falsimargarita eximia Marshall, 2016
Height 8.5mm
Off Auckland Islands, 465-549 metres [An]
Falsimargarita tangaroa Marshall, 2016
Height 22mm, Diameter 16.4mm
West Norfolk Ridge and Three Kings Rise, 800-1365 metres [A]
Genus: Fautrixmap >
Fautrix candida Marshall, 1995
Width 13mm, Height 14mm
Wanganella Bank, southern Norfolk Ridge, 356 metres. Off Three Kings Islands, 200-805 metres. Also off southern New Caledonia, 470-550 metres [A]
Genus: Phenacomargaritesmap >
Width 33mm, Height 29.2mm
Southern Norfolk Ridge and Chatham Rise, 823-1488 metres [K.M]
Phenacomargarites titan Marshall, 2016
Height 50mm, Width 49mm
Southern Norfolk Ridge and Colville Ridge, 526-660 metres [K.]
Genus: Selastelemap >
Selastele kopua (Marshall, 1995)
Width 4.9mm, Height 5.3mm, Endemic
Off Cape Campbell and off eastern Otago, 424-600 metres [CF]
Selastele limatulum (Marshall, 1995)
Width 5.5mm, Height 8mm, Endemic
Off Three Kings Islands and off Cape Reinga, 91-805 metres [A]
Selastele onustum (Odhner, 1924) (=Fautor onustum)
Height 9mm, Width 5mm, Endemic
Off Three Kings Islands and off Cape Reinga, 55-310 metres [A]