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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 =
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Gastropoda (Phylum) > Mollusca (Subphylum) > Vetigastropoda (Subclass) > Trochida (Order) > Trochoidea (Superfamily) > Calliostomatidae (Family)
Genus: Bathyfautormap >
Bathyfautor rapuhia Marshall, 1995
Width 17mm, Height 22mm
Three Kings Rise, 780-790 metres. Wanganella Bank, southern Norfolk Ridge, 660-790 metres [A]
Genus: Calliostoma (Ampullotrochus)map >
Width 19mm, Height 27mm
Northern Three Kings Rise, 841 metres. South of Loyalty Islands, 233-340 metres [A]
Width 15mm, Height 19mm
Kermadec Islands, 390-490 metres. Off Loyalty Islands, 425 metres [K.]
Genus: Fautormap >
Fautor consorbrinum (Powell, 1958)
Height 7.15mm, Width 4.95mm, Endemic
Off Kermadec Islands, 22-219 metres [K.]
Genus: Maurea (Maurea)map >
Length 37mm, Height 34mm, Endemic
Bounty Platform, off Antipodes Islands, 18-103 metres [An]
Height 8.6mm, Width 6.5mm, Endemic
Three Kings Islands, Mayor Island, East Cape, 102-128 metres [A]
Width 22mm, Height 21mm, Endemic
Chatham Rise, South Island [C]
Maurea (Maurea) blacki (Powell, 1950) (=Thoristella chathamensis profunda Dell)
Height 50mm, Width 50mm, Endemic
South Island, off Eastern Otago [CFMAn]
Height 33.8mm, Width 32.9mm
Eltanin Fracture Zone (mid-South Pacific), Chatham Rise, Bollons Seamount (S of Chatham Islands), and southern Tasmania, 890-1450 metres [M]
Maurea (Maurea) eminens Marshall, 1995
Height 51mm, Width 45mm, Endemic
Off Antipodes Islands, 13-123 metres [An]
Height 65mm, Width 60mm, Endemic
South-eastern South Island, Stewart Island and the Snares, 73-549 metres [F]
Height 16mm, Width 12mm, Endemic
Three Kings Islands, 30-102 metres [A]
Maurea (Maurea) granti Marshall, 1995 (=multigemmata Powell, =ampla Powell)
Height 45mm, Width 42mm, Endemic
North Island, south of East Cape, South, Stewart Snares, Auckland, Campbell and Chatham Islands [CFMAn]
Height 33mm, Width 30mm, Endemic
Three Kings Islands, northern NZ, 5-128 metres [A]
Maurea (Maurea) maui Marshall, 1995
Width 45mm, Height 42mm, Endemic
Cook Strait, NE South Island, Chatham Rise, 140-490 metres [CM]
Height 38mm, Width 42mm, Endemic
Off Macquarie Island, 80-120 metres [An]
Height 37mm, Width 28mm, Endemic
Off Three Kings Islands down to Kapati Island [AC]
Maurea (Maurea) pellucida (Valenciennes, 1846) (=spiratum Oliver)
Height 48mm, Width 44mm, Endemic
North, South and Stewart Islands, 0-187 metres [ACF]
Height 57mm, Width 53mm, Endemic
Three Kings Islands and Ranfurly Bank, East Cape. 55-622 metres [A]
Maurea (Maurea) punctulata (Martyn, 1784) (=stewartiana Oliver, =urbanior Finlay)
Height 48mm, Width 44mm, Endemic
North, South and Stewart Island [ACF]
Maurea (Maurea) regale Marshall, 1995
Height 12.6mm, Width 9.3mm, Endemic
Three Kings Islands, 53-805 metres [A]
Maurea (Maurea) selecta (Dillwyn, 1817) (=cunninghami Griffith & Pidgeon, =pagoda Oliver, =regifica Finlay)
Width 67mm, Height 53mm, Pale Tiger Shell. Endemic
North, South, Stewart and Chatham Islands. 0-293 metres [ACFM]
Maurea (Maurea) simulans Marshall, 1994
Height 61mm, Width 58mm, Endemic
Off New Plymouth, off Cape Palliser south to Banks Peninsula, Chatham Rise, and off Bounty and Campbell Islands. Challenger Plateau, Cook Str, Banks Pen, Campbell Plateau, Chatham Rise, 183-410 metres [CFMAn]
Height 56mm, Width 47mm, Endemic
Auckland and Campbell Islands. 0-146 metres [An]
Maurea (Maurea) tigris (Gmelin, 1791) (=chathamensis Dell,1950)
Height 104mm, Width 97mm, Tiger Shell. Endemic
Three Kings Islands, North, South, Stewart and Chatham Islands [ACFM]
Width 80mm, Height 58mm, Endemic
North Island, deep water [A]
Maurea (Maurea) waikanae Oliver, 1926 (=forsteriana Dell, =morioria Powell, =haurakiensis Dell)
Width 57mm, Height 49mm, Endemic
North, South and Chatham Islands [ACFM]
Genus: Maurea (Alertalex)map >
Maurea (Alertalex) alertae Marshall, 1995 (=blacki Dell)
Width 25mm, Height 28mm, Endemic
Chatham Rise, Bay of Plenty and Northland. Trawled from around 280-850 metres [ACFMAn]
Genus: Tristichotrochusmap >
Tristichotrochus gendalli (Marshall, 1979)
Height 17mm, Diameter 15mm, Endemic
Kermadecs, 366-402 metres [K.]
Tristichotrochus tosaensis Kuroda & Habe, 1961
Width 21mm, Height 23mm
Southern Japan, Philippine Islands, Chesterfield Islands, Loyalty Ridge, Kermadec Islands. 100-501 metres [K.]
Genus: Venustatrochusmap >
Venustatrochus eclectus Marshall, 2016
Width 24.1mm, Height 23.7mm
Kermadec Ridge, Three Kings Rise, Reinga Ridge, Aotea Seamount, southeast North Island, Chatham Rise, Louisville Ridge and Macquarie Ridge, 750-1287 metres [K.A]
Venustatrochus galateae Marshall, 2016
Height 29mm, Diameter 28mm
West Norfolk Ridge, 521-539 metres [K.]
Venustatrochus youngi Marshall, 2016
Height 41.2mm, Diameter 40.2mm
Eastern Chatham Rise, east of Chatham Islands, 900-1200 metres [M]
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]
Calliostomatidae: Thysanodontinae
Genus: Carinastelemap >
Carinastele coronata Marshall, 1988
Width 2.45mm, Height 1.9mm, Endemic
Far North, NW of Three Kings Islands, 805 metres [A]
Carinastele jugosa Marshall, 1988
Height 11.3mm, Width 9.8mm, Endemic
Off Auckland Islands, 549 metres [An]
Carinastele kristelleae Marshall, 1988
Height 10mm, Width 8.7mm, Endemic
Cook Strait and Macquarie Ridge, 126-274 metres [CAn]
Genus: Thysanodontamap >
Thysanodonta aucklandica Marshall, 1988
Height 10.5mm, Width 8.2mm, Endemic
Off Auckland and Antipodes Islands, 476-549 metres [An]
Thysanodonta wairua Marshall, 1988
Off Three Kings Islands, 98-805 metres [A]