Acirsa cookiana (Dell, 1956)
Height 10mm, Width 3.5mm
Marine, Native - Non-endemic
Three Kings Islands, off Cape Maria van Diemen, north-eastern and south-western North Island, and eastern South Island, from 63-340m

Amaea thielei (Boury, 1913)
Height 30mm
Marine, Native - Non-endemic
Indonesia and New Zealand. Kermadec Islands, from 15m

Cirsotrema forresti Dell, 1956
Height 7mm, Width 3mm
Marine, Native - Endemic
Eastern and south-western North Island, eastern South Island, Auckland and Bounty Islands, and Chatham Rise, from 113-939m

Cirsotrema zelebori (Dunker, 1866)
Height 33mm, Width 12mm
Wentletrap, Marine, Native - Endemic
Southern Norfolk Ridge, Middlesex and King banks, and Three Kings, North, South, Stewart, Auckland, Antipodes and Chatham Islands, from 0-604m

Claviscala kuroharai Kuroda & Habe, 1961
Height 83mm, Width 22.4mm
Marine, Native - Non-endemic
Japan, Norfolk Island, Louisville Ridge and New Zealand. Kermadec Ridge, NNE of Three Kings Islands, off East Cape and off Stewart Island, from 757-840m

Cycloscala hyalina (G.B. Sowerby II, 1844)
Marine, Native - Non-endemic
Indo-Pacific and Red Sea. Kermadec Islands, from 21-27m

Epidendrium aureum A. & E. Gittenberger, 2005
Marine, Native - Non-endemic
Gulf of California and Galapagos Archipelago. Kermadec Islands, from 15-20m

Epitonium bucknilli Powell, 1924
Height 16mm, Width 7mm
Wentletrap, Marine, Native - Endemic
SW of Three Kings Islands, North Island and far northern South Island (Admiralty Bay), from 0-427m

Epitonium jukesianum (Forbes, 1852)
Height 13mm, Width 4mm
Wentletrap, Marine, Native - Endemic, Intertidal
Australia and New Zealand. Three Kings Islands, North Island and northern South Island as far south as Nelson, from 0-622m

Epitonium minorum (Iredale, 1936)
Height 14mm, Width 5mm
Wentletrap, Marine, Native - Non-endemic, In shallow water on fine sand, in open coast situations
Eastern and southern Australia, Norfolk Island and New Zealand. Three Kings Islands, North Island and far northern South Island, from 0-200m

Epitonium tenellum (Hutton, 1885)
Height 20mm, Width 9mm
Wentletrap, Marine, Native - Non-endemic, In sheltered shallow water, on silty sand
Eastern Australia and New Zealand. Northern North Island as far south as Ohiwa Harbour, and northern South Island as far south as Nelson, from 0-11m

Gyroscala commutata (Monterosato, 1877)
Height 32mm, Width 13mm
Marine, Native - Non-endemic
Indo-Pacific, Atlantic, Arabian Gulf, Red Sea, Mediterranean and northern New Zealand. Kermadec Islands and Great Exhibition Bay, from 0-42m

Iphitus neozelanicus (Dell, 1956)
Height 3.3mm, Width 2.3mm
Marine, Native - Non-endemic
Tasmania, Louisville Ridge, and New Zealand. West Norfolk Ridge, Three Kings Islands, Three Kings Rise, South Cavalli Seamount, Curtis Island, North, South, Snares and Auckland Islands and Chatham Rise, from 238-1285m

Janthina exigua (Lamarck, 1822)
Height 23mm, Width 21mm
Violet Snail, Marine, Pelagic, feeds mainly on colonial cnidarians (Physalia, Velella, Porpita). Commonly washed ashore on ocean beaches
Tropical and temperate seas. West Norfolk Ridge, Kermadec Islands, Three Kings and North Islands, northern South Island, Stewart Island and Chatham Islands, from 0-1000m

Janthina globosa Swainson, 1826
Height 32mm, Width 26mm
Violet Snail, Marine, Native - Non-endemic, Pelagic, feeds mainly on colonial cnidarians (Physalia, Velella, Porpita)
Tropical and temperate seas. Kermadec Islands and northern North Island as far south-east as Waihau Bay, from 0-530m

Janthina janthina (Linnaeus, 1758)
Width 40mm, Height 38mm
Violet Snail, Marine, Native - Non-endemic, Pelagic, feeds mainly on colonial cnidarians (Physalia, Velella, Porpita)
Tropical and temperate seas. West Norfolk Ridge, Kermadec Islands, Three Kings, North, South, Stewart and Chatham Islands, from 0-805m

Janthina umbilicata d'Orbigny, 1840
Height 20mm, Width 17mm
Marine, Pelagic, feeds mainly on colonial cnidarians (Physalia, Velella, Porpita)
Tropical and temperate seas. Kermadec Island and northern North Island as far south as Motuhora Island

Murdochella alacer Finlay, 1926
Height 4.7mm, Width 1.6mm
Marine, Native - Endemic
South-west of Three Kings Islands, off Cape Reinga, north-eastern North Island as far south-east as Ranfurly Bank, from 20-440m

Murdochella levifoliata (Murdoch & Suter, 1906)
Height 5.7mm, Width 1.6mm
Marine, Native - Endemic
Wanganella Bank, Kermadec Islands, Middlesex and King Banks, Three Kings Islands, north-eastern North Island, north-eastern and south-western South Island, Stewart Island, Chatham Islands and Mernoo Bank, from 11-805m

Opalia ahiparana (Powell, 1930)
Height 7mm, Width 2.5mm
Marine, Native - Endemic
Off Ahipara and Ranfurly Bank, from 76-128m

Opalia maxwelli (Finlay, 1930)
Height 7.5mm, Width 2.5mm
Marine, Native - Endemic
South-eastern South Island and Stewart Island, from 35-555m

Opalia zelandica (Finlay, 1930)
Height 10mm
Marine, Native - Endemic
Off North Cape, from 137m

Papuliscala superlata Finlay, 1930
Height 4.5mm, Width 1.3mm
Marine, Native - Endemic
Off North Cape, from 137m

Recluzia lutea (Bennett, 1840)
Height 37mm, Width 26mm
Marine, Native - Non-endemic, Pelagic, feeds on floating Minyadidae anemones
Tropical and temperate seas. Kermadec Islands and northern North Island as far south-east as Waihau Bay