Abra Lamarck, 1818 (additional source)
Abralia Gray, 1849 (additional source)
Abralia astrolineata Berry, 1914 (additional source)
Abraliopsis gilchristi (Robson, 1924) (additional source)
Abraliopsis tui Riddell, 1985 (additional source)
Acanthochitona zelandica (Quoy & Gaimard, 1835) (additional source)
Acar sandersonae Powell, 1933 (additional source)
Acar sociella (Brookes, 1926) (additional source)
Acirsa cookiana (Dell, 1956) (additional source)
Acremodontina varicosa B. A. Marshall, 1995 (basis of record)
Acteon Montfort, 1810 (additional source)
Acteon (Maxacteon) cratericulatus (Hedley, 1906) accepted as Maxacteon cratericulatus (Hedley, 1906) (basis of record)
Agatha georgiana (F. W. Hutton, 1885) (additional source)
Agnewia tritoniformis (Blainville, 1832) (additional source)
Alcithoe arabica (Gmelin, 1791) (additional source)
Alcithoe wilsonae (Powell, 1933) (additional source)
Alvania kermadecensis (W. R. B. Oliver, 1915) (basis of record)
Ammonicera Vayssière, 1893 (additional source)
Amphitretus pelagicus Hoyle, 1885 (additional source)
Amphitretus thielei Robson, 1930 (additional source)
Amygdalum Megerle von Mühlfeld, 1811 (additional source)
Anabathron (Scrobs) hedleyi (Suter, 1908) represented as Anabathron hedleyi (Suter, 1908) (basis of record)
Anomia trigonopsis F. W. Hutton, 1877 (additional source)
Antalis nana (Hutton, 1873) (additional source)
Antiguraleus fusiformis Dell, 1956 (basis of record)
Antiguraleus otagoensis Powell, 1942 (basis of record)
Antiguraleus rossianus Powell, 1942 (basis of record)
Antiguraleus subtruncatus Powell, 1942 (basis of record)
Antisabia foliacea (Quoy & Gaimard, 1835) (basis of record)
Antisolarium egenum (Gould, 1849) (additional source)
Aoteadrillia wanganuiensis (Hutton, 1873) (additional source)
Aoteatilia substriata (Suter, 1899) (additional source)
Architectonica maxima (Philippi, 1849) (additional source)
Architeuthis dux Steenstrup, 1857 (additional source)
Argalista fluctuata (F. W. Hutton, 1883) (basis of record)
Argonauta argo Linnaeus, 1758 (additional source)
Arion distinctus Mabille, 1868 (basis of record)
Arion hortensis A. Férussac, 1819 (basis of record)
Arion intermedius Normand, 1852 (basis of record)
Arthritica Finlay, 1926 (additional source)
Arthritica bifurca (Webster, 1908) (additional source)
Asperoteuthis lui Salcedo-Vargas, 1999 (additional source)
Asteracmea suteri (Iredale, 1915) (additional source)
Astraea heliotropium (Martyn, 1784) (additional source)
Atalacmea fragilis (G. B. Sowerby I, 1823) (additional source)
Ataxocerithium huttoni (Cossmann, 1895) (basis of record)
Attenuata manawatawhia (Powell, 1937) (additional source)
Aulacomya maoriana (Iredale, 1915) (additional source)
Austrolittorina antipodum (Philippi, 1847) (additional source)
Austrolittorina cincta (Quoy & Gaimard, 1833) (additional source)
Austromitra planata (F. W. Hutton, 1885) (additional source)
Austromitra rubiginosa (F. W. Hutton, 1873) (additional source)
Austronucula schencki Powell, 1939 (additional source)
Austrotindaria benthicola Dell, 1956 accepted as Neilonella benthicola (Dell, 1956) (additional source)
Awanuia dilatata Powell, 1927 (additional source)
Barbatia decussata (G. B. Sowerby I, 1833) (additional source)
Barbatia novaezealandiae (E. A. Smith, 1915) (additional source)
Bathothauma lyromma Chun, 1906 (additional source)
Bathyarca cybaea Hedley, 1906 (additional source)
Bathyaustriella thionipta Glover, J. D. Taylor & Rowden, 2004 (additional source)
Bathytoma murdochi Finlay, 1930 (additional source)
Benhamina obliquata (G. B. Sowerby I, 1825) (additional source)
Benthocardiella orbicula Powell, 1930 (additional source)
Benthocardiella pusilla Powell, 1930 (additional source)
Benthonella Dall, 1889 (additional source)
Berthellina citrina (Rüppell & Leuckart, 1828) (additional source)
Besla vaga Laws, 1941 (additional source)
Borniola bidentifera (Powell, 1933) (additional source)
Borniola decapitata (Powell, 1939) (additional source)
Borniola reniformis (Suter, 1908) (basis of record)
Bouchetriphora pallida (Pease, 1871) (additional source)
Brookesena Finlay, 1926 (additional source)
Brookesena neozelanica (Suter, 1908) (additional source)
Brookesena succincta (Suter, 1908) (additional source)
Brookula Iredale, 1912 (additional source)
Brookula (Liotella) Iredale, 1915 accepted as Liotella Iredale, 1915 (basis of record)
Brookula (Liotella) rotula (Suter, 1908) accepted as Liotella rotula (Suter, 1908) (basis of record)
Buccinulum colensoi (Suter, 1908) (additional source)
Buccinulum linea (Martyn, 1784) (basis of record)
Buccinulum pallidum pallidum Finlay, 1928 (additional source)
Buccinulum pallidum powelli Ponder, 1971 (additional source)
Bulla quoyii J. E. Gray, 1843 (additional source)
Cabestana spengleri (Perry, 1811) (additional source)
Cabestana tabulata (Menke, 1843) (additional source)
Cadulus teliger Finlay, 1926 (additional source)
Calliostoma (Maurea) osbornei Powell, 1926 accepted as Maurea osbornei (Powell, 1926) (basis of record)
Callochiton empleurus (F. W. Hutton, 1872) (additional source)
Candidula intersecta (Poiret, 1801) accepted as Xeroplexa intersecta (Poiret, 1801) (additional source)
Cantharidus opalus (Martyn, 1784) (additional source)
Cantharidus purpureus (Gmelin, 1791) accepted as Micrelenchus purpureus (Gmelin, 1791) (additional source)
Capulus Montfort, 1810 (additional source)
Cardita brookesi Finlay, 1926 accepted as Powellina brookesi (Finlay, 1926) (additional source)
Carditella E. A. Smith, 1881 (additional source)
Carinaria lamarcki Péron & Lesueur, 1810 accepted as Carinaria lamarckii Blainville, 1817 (additional source)
Catapyrgus fraterculus Haase, 2008 (basis of record)
Catapyrgus matapango Haase, 2008 (basis of record)
Catapyrgus sororius Haase, 2008 (basis of record)
Catapyrgus spelaeus Climo, 1974 (basis of record)
Catillopecten Iredale, 1939 (additional source)
Cavellia Iredale, 1915 (basis of record)