Alvania abrupta (Dell, 1956) Height 2mm, Width 1.4mm Marine, Native - Endemic South-eastern South Island as far north as Oamaru, and Auckland, Campbell and Antipodes Islands |
Alvania aupouria (Powell, 1937) Height 2.05mm, Width 1.25mm Marine, Native - Endemic Middlesex Bank and Three Kings Islands |
Alvania exserta (Suter, 1908) Height 2.6mm, Width 1.6mm Marine, Native - Endemic South-eastern South Island, Snares, Auckland, Campbell, Antipodes Islands, and Pukaki Rise |
Alvania gallinacea (Finlay, 1930) Height 3.5mm, Width 1.7mm Marine, Native - Endemic North-eastern North Island |
Alvania gradatoides (Finlay, 1930) Height 3.0mm, Width 1.6mm Marine, Native - Endemic South-eastern South Island |
Alvania maclurgi (Powell, 1933) Height 1.8mm, Width 1.05mm Marine, Native - Endemic Bounty Islands, Chatham Islands and Mernoo Bank |
Alvania pinguis (Webster, 1906) Height 2mm, Width 1.25mm Marine, Native - Endemic Northern North Island as far south-east as East Cape |
Alvania semireticulata (Murdoch & Suter, 1906) Height 3.3mm, Width 1.7mm Marine, Native - Endemic North Island and Chatham Rise |
Alvania venusta (Powell, 1926) Height 3.0mm, Width 1.5mm Marine, Native - Endemic Eastern South Island, Chatham Rise and Pukaki Rise |
Haurakia aupouria (Powell, 1937) Height 1.9mm, Width 1.25mm to delete = Alvania aupouria, Marine, Native - Endemic Southern Norfolk Ridge, Middlesex Bank and Three Kings Islands |
Haurakia finlayi Powell, 1937 Height 2.9mm, Width 1.6mm Marine, Native - Endemic Middlesex and King Banks, Three Kings Islands, and NW of Cape Maria van Diemen |
Haurakia hamiltoni (Suter, 1898) Height 2.5mm, Width 1.5mm Marine, Native - Endemic Three Kings Islands, North Island and South Island as far south as Dunedin |
Haurakia huttoni (Suter, 1898) Height 2.5mm, Width 1.25mm Marine, Native - Endemic Southern South Island as far north as Caswell Sound, Stewart, Snares, Auckland and Bounty Islands, and Pukaki Rise |
Haurakia infecta (Suter, 1908) Height 1.75mm, Width 1.1mm Marine, Native - Endemic Three Kings Islands, northern North Island, north-eastern and southern South Island, and Stewart, Snares and Chatham Islands |
Haurakia latiambita (Ponder, 1967) Height 1.8mm, Width 1.2mm Marine, Native - Endemic, Intertidal Northern North Island as far south-east as Te Kaha |
Haurakia mobilicosta (Ponder, 1967) Height 1.59mm, Width 1.95mm Marine, Native - Endemic, Intertidal North-eastern North Island as far south as Hicks Bay |
Haurakia otagoensis (Dell, 1956) Height 2.6mm, Width 1.8mm Marine, Native - Endemic South-eastern South Island |
Haurakia pellucida (Powell, 1937) Height 1.6mm, Width 1.1mm Marine, Native - Endemic Middlesex and King Banks, Three Kings Islands, and off Cape Reinga |
Haurakia subsuturalis Dell, 1956 Height 2.3mm, Width 1.4mm Marine, Native - Endemic South-eastern South Island |
Onoba analoga (Powell, 1937) Height 1.8mm, Width 0.7mm Marine, Native - Endemic Middlesex Bank, Three Kings Islands, and off Cape Reinga |
Onoba duplicata (Powell, 1937) Height 2.85mm, Width 1.7mm Marine, Native - Endemic Middlesex and King Banks and Three Kings Islands |
Onoba elegans (Ponder, 1965) Height 3.1mm, Width 2.15mm Marine, Native - Endemic Middlesex and King Banks, Three Kings Islands, and off northern tip of Northland |
Onoba lubrica (Suter, 1898) Height 2.2mm, Width 1.0mm Marine, Native - Endemic Southern South Island as far north as Karitane, and Stewart and Auckland Islands |
Onoba paupereques (Finlay, 1926) Height 2.4mm, Width 1.4mm Marine, Native - Endemic Middlesex Bank, Three Kings Islands, W of Cape Reinga and off Poor Knights Islands |
Onoba simplex (Powell, 1927) Height 2.0mm, Width 0.9mm Marine, Native - Endemic South-western South Island |
Powellisetia australis (R.B. Watson, 1886) Height 2.5mm, Width 1.45mm Marine Sub-Antarctic Islands, deep |
Powellisetia bilirata Ponder, 1965 Height 1.05mm, Width 0.68mm Marine, Native - Endemic King Bank, Three Kings Islands, and north-eastern North Island as far south-east as Ranfurly Bank |
Powellisetia crassilabrum (Powell, 1940) Height 1.29mm, Width 1.09mm Marine, Native - Endemic Tom Bowling Bay |
Powellisetia fairchildi (Powell, 1933) Marine, Native - Endemic Foveaux Strait and Stewart, Auckland and Bounty Islands |
Powellisetia foveauxana (E.C. Smith, 1962) Marine, Native - Endemic Southern South Island as far north as Haast, and Stewart, Auckland, Antipodes and Bounty Islands |
Powellisetia gradata (Suter, 1908) Height 1.65mm, Width 1.1mm Marine, Native - Endemic Southern South Island as far north as Oamaru, Stewart, Snares and Auckland Islands, Pukaki Rise and western Chatham Rise |
Powellisetia lineata (E.C. Smith, 1962) Height 1.4mm, Width 0.96mm Marine, Native - Endemic, Low tide in algae Stewart Island |
Powellisetia microstriata (R. Murdoch, 1905) Height 2.07mm, Width 1.1mm Marine, Native - Endemic South-eastern South Island as far north as Karitane Canyon, and Stewart, Snares and Campbell Islands |
Powellisetia porcellana (Suter, 1908) Height 1.8mm, Width 1.3mm Marine, Native - Endemic Southern South Island as far north as Milford Sound, and Stewart, Snares, Auckland, Antipodes and Bounty Islands |
Powellisetia porcellanoides (Powell, 1937) Height 1.35mm, Width 0.88mm Marine, Native - Endemic Middlesex and King Banks, Three Kings Islands, off Cape Reinga, and north-eastern North Island as far south as Rangaunu Bay |
Powellisetia retusa (Powell, 1927) Height 1.8mm, Width 1.0mm Marine, Native - Endemic Southern South Island as far north as Doubtful Sound, and Stewart, Snares, Auckland Islands, Antipodes, Bounty and Chatham Islands |
Powellisetia subcarinata (Powell, 1940) Marine, Native - Endemic King Bank, Three Kings Islands, and W of Cape Reinga |
Powellisetia subgradata (Powell, 1937) Height 1.7mm, Width 1.1mm Marine, Native - Endemic Off Three Kings Islands to Mayor Island, Bay of Plenty |
Powellisetia subtenuis (Powell, 1937) Height 1.2mm, Width 0.8mm Marine, Native - Endemic Three Kings Islands, and north-eastern North Island as far south as Rangitikei River mouth |
Powellisetia tenuisculpta (Powell, 1933) Height 1.25mm, Width 0.75mm Marine, Native - Endemic South-western South Island as far north as Milford Sound, and Stewart, Auckland, Antipodes and Bounty Islands |
Powellisetia unicarinata (Powell, 1930) Height 1.19mm, Width 0.59mm Marine, Native - Endemic Middlesex and King Banks, Three Kings Islands, and north-eastern North Island as far south-east as Ranfurly Bank |
Rissoa cylindrella Odhner, 1924 Height 2.5mm, Width 1.1mm Marine, Native - Endemic King Bank, Three Kings Islands and northern tip of North Island |
Simulamerelina gemmata Powell, 1927 Height 2.9mm, Width 1.25mm Marine, Native - Endemic King Bank, Three Kings Islands, and north-eastern North Island as far south-east as Ranfurly Bank |
Striatestea bountyensis Powell, 1927 Height 1.4mm, Width 0.6mm Marine, Native - Endemic Bounty Islands |
Striatestea eulima Powell, 1940 Height 1.45mm, Width 0.5mm Marine, Native - Endemic Off Tom Bowling and Spirits Bays |
Subonoba alpha Powell, 1955 Height 1.9mm, Width 1.17mm Marine, Native - Endemic Off Snares and Antipodes Islands |
Subonoba aupouria Powell, 1940 Width 1.75mm, Height 1.25mm Marine, Native - Endemic King Bank and Three Kings Islands |
Subonoba candidissima (Webster, 1905) Height 2.0mm, Width 1.0mm Marine, Native - Endemic Northern North Island as far south as Mahia |
Subonoba delicatula Powell, 1933 Height 1.9mm, Width 1mm Marine, Native - Endemic Southern South Island as far north as Waikouaiti Beach, and Auckland, Campbell, Bounty, Antipodes and Chatham Islands. In beach drift and dredged to over 150 metres |
Subonoba delli (Ponder, 1968) Height 1.8mm, Width 0.9mm Marine, Native - Endemic Southern North Island (Wellington), south-eastern South Island, and Stewart and Auckland Islands |
Subonoba edita Powell, 1939 Height 3.0mm, Width 1.3mm Marine, Native - Endemic Southern South Island as far north as Milford Sound, and Stewart Island and Auckland Islands |
Subonoba fallai Powell, 1955 Height 2.25mm, Width 1.1mm Marine, Native - Endemic Snares, Auckland, Campbell, Antipodes and Bounty Islands |
Subonoba foveauxiana (Suter, 1898) Height 2.5mm, Width 1.5mm Marine, Native - Endemic Southern North Island (Wellington area), and South, Stewart, Snares, Auckland, Antipodes, Bounty and Chatham Islands |
Subonoba fumata (Suter, 1898) Height 2.0mm, Width 1.0mm Marine, Native - Endemic North, South, Stewart and Chatham Islands |
Subonoba gamma Powell, 1955 Height 2.6mm, Width 1.5mm Marine, Native - Endemic Southern South Island as far north as Kaikoura, Stewart, Auckland and Snares Islands |
Subonoba inornata Powell, 1933 Height 1.92mm, Width 0.9mm Marine, Native - Endemic Southern South Island as far north as Banks Peninsula, and Stewart, Snares and Chatham Islands |
Subonoba insculpta (R. Murdoch, 1905) Height 2.5mm, Width 1.3mm Marine, Native - Endemic Southern North Island (Wellington area), and South, Snares and Auckland Islands |
Subonoba iredalei (Powell, 1937) Height 2.0mm, Width 1.5mm Marine, Native - Endemic Middlesex and King Banks, Three Kings Islands, and northern Northland |
Subonoba obliquata (Powell, 1940) Height 1.4mm, Width 0.6mm Marine, Native - Endemic Three Kings Islands, and north-eastern North Island as far south-east as Ranfurly Bank |
Subonoba paucicostata Powell, 1931 Height 2.06mm, Width 1.16mm Marine, Native - Endemic Bounty Islands |
Subonoba sorenseni Powell, 1955 Height 2.5mm, Width 1.5mm Marine, Native - Endemic Auckland and Campbell Islands |
Subonoba tenuistriata Powell, 1933 Height 2.0mm, Width 1.25mm Marine, Native - Endemic Auckland Islands |