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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 =
Mollusca (Phylum) > Gastropoda (Class) > Caenogastropoda (Subclass) > Littorinimorpha (Order) > Naticoidea (Superfamily) > Naticidae (Family) > Polinicinae (Subfamily)
Naticidae: Polinicinae
Genus: Eunaticinamap >
Eunaticina papilla (Gmelin, 1791) (=cincta Hutton)
Height 24mm
Haweran - Wanganui and East Cape. Occasional recent records from Bay of Islands and Northland [AC]
Genus: Falsilunatiamap >
Falsilunatia ambigua (Suter, 1913) (=powelli Dell)
Height 18mm, Width 16mm, Endemic
Off Eastern Otago to Chatham Rise, around 400-650 metres [CFM]
Falsilunatia amphiala (Watson, 1881)
Height 20mm, Endemic
Chatham Rise, Chatham Islands, Off Eastern Otago [FM]
Height 10mm, Width 8mm, Endemic
Off Eastern Otago to Chatham Rise. Trawled from around 400-600 metres [ACFM]
Genus: Friginaticamap >
Friginatica conjuncta Dell, 1953 (=amphiala of authors not Watson)
Height 8.5mm, Width 7.5mm, Endemic
North, South and Stewart Island. Trawled from around 200-1250 metres [ACFM]
Genus: Mammillamap >
Mammilla simiae (Deshayes in Deshayes & Edwards, 1838)
Height 30mm, Width 25mm
Northland to East Cape. Also Kermadec and Norfolk Islands. In beach drift and alive from low tide [K.A]
Genus: Polinicesmap >
Polinices putealis Garrard, 1961
Height 27mm, Thinner shell than P.tawhitirahia, with an umbilicus that remains open at all stages of growth. Fawn to greenish periostracum
Australia, Kermadec Islands and Northern NZ [K.A]
Height 34mm, Width 31mm, Heavy shell with thick callus that completely fills umbilicus. Colourless periostracum, fewer protoconch whorls than P. putealis, and a broader first protoconch whorl
Northland to Poor Knights Islands. Also Norfolk Islands [K.A]
Genus: Uberellamap >
Uberella alacris Dell, 1956
Height 4.7mm, Width 5.1mm, Endemic
Off eastern Otago, trawled from around 475-550 metres [F]
Uberella barrierensis (Marwick, 1924)
Height 5mm, Width 5mm, Endemic
Off East Coast North Island to Cook Strait and Chatham Islands [ACM]
Uberella denticulifera (Marwick, 1924)
Height 9mm, Width 8mm, Fossil, Endemic
Off East Cape, off Milford Sound [CFM]
Uberella vitrea (Hutton, 1873)
Height 8mm, Width 7mm, Endemic
Stewart Island, in shell sand. Off Snares, Bounty, Auckland and Chatham Islands [FMAn]