Allodiscus conopeus B. A. Marshall & G. M. Barker, 2008 accepted as Allodiscus nematophorus (Reeve, 1854) (source of synonymy)
Allodiscus nematophorus (Reeve, 1854) (basis of record)
Allodiscus stewartensis David, 1934 accepted as Phacussa stewartensis (David, 1934) (additional source)
Allodiscus tullia (J. E. Gray, 1850) sensu B. A. Marshall & G. M. Barker, 2008 (status source)
Amalia antipodarum var. pallida T. D. A. Cockerell, 1891 accepted as Milax gagates (Draparnaud, 1801) (additional source)
Athoracophorus marmoratus Simroth, 1889 accepted as Pseudaneitea marmorata (Simroth, 1889) (additional source)
Athoracophorus verrucosus Simroth, 1889 accepted as Palliopodex verrucosus (Simroth, 1889) (additional source)
Balea peregrina A. Gould, 1847 accepted as Parabalea peregrina (A. Gould, 1847) (source of synonymy)
Bulimus (Laoma) leimonias J. E. Gray, 1850 accepted as Laoma leimonias (J. E. Gray, 1850) (additional source)
Bulimus antipodarum Gray, 1843 (additional source)
Bulimus novoseelandicus L. Pfeiffer, 1861 accepted as Placostylus hongii (Lesson, 1830) accepted as Maoristylus hongii (Lesson, 1830) (additional source)
Bulimus shongii Lesson, 1830 accepted as Placostylus hongii (Lesson, 1830) accepted as Maoristylus hongii (Lesson, 1830) (additional source)
Charopa chimmoi (L. Pfeiffer, 1857) (basis of record)
Coneuplecta regularis (Reeve, 1854) (basis of record)
Cyclophorus cytora J. E. Gray, 1850 accepted as Cytora cytora (J. E. Gray, 1850) (additional source)
Cyclostoma lignarium L. Pfeiffer, 1857 accepted as Cytora lignaria (L. Pfeiffer, 1857) (additional source)
Daudebardia novoseelandica L. Pfeiffer, 1861 accepted as Schizoglossa novoseelandica (L. Pfeiffer, 1862) (additional source)
Delos jeffreysiana (Reeve, 1852) (status source)
Diplommatina chordata L. Pfeiffer, 1855 accepted as Velepalaina strangei Iredale, 1937 accepted as Velepalaina bensoni (A. Adams, 1854) (source of synonymy)
Endodonta (Charopa) prestoni Sykes, 1895 accepted as Climocella prestoni (Sykes, 1895) (additional source)
Fectola tau (L. Pfeiffer, 1861) (status source)
Fectola trilamellata Climo, 1978 accepted as Fectola tau (L. Pfeiffer, 1861) (source of synonymy)
Fectola varicosa (Reeve, 1852) (status source)
Flammulina (Allodiscus) chion Sykes, 1896 accepted as Allodiscus chion (Sykes, 1896) (additional source)
Flammulina crebriflammea (Reeve, 1852) (additional source)
Helix (Carocolla) zelandiae J. E. Gray, 1843 accepted as Thalassohelix zelandiae (J. E. Gray, 1843) (additional source)
Helix (Huttonella) pseudoleioda Suter, 1890 accepted as Huonodon pseudoleiodon (Suter, 1890) (status source)
Helix (Nanina) irradiata A. Gould, 1846 accepted as Serpho kivi (J. E. Gray, 1843) (additional source)
Helix (Paryphanta) gilliesi E. A. Smith, 1880 accepted as Powelliphanta gilliesi (E. A. Smith, 1880) (additional source)
Helix (Patula) stokesi E. A. Smith, 1884 accepted as Neophenacohelix lucetta (F. W. Hutton, 1884) accepted as Phacussa lucetta (F. W. Hutton, 1884) (additional source)
Helix (Thalassia) traversi E. A. Smith, 1884 accepted as Therasia traversi (E. A. Smith, 1884) (additional source)
Helix alpha L. Pfeiffer, 1853 accepted as Aeschrodomus stipulata (Reeve, 1852) (additional source)
Helix anguiculus Reeve, 1852 accepted as Cavellia anguicula (Reeve, 1852) (additional source)
Helix antipoda Hombron & Jacquinot, 1841 accepted as Thalassohelix antipoda (Hombron & Jacquinot, 1841) (additional source)
Helix aucklandica Le Guillou, 1842 accepted as Thalassohelix antipoda (Hombron & Jacquinot, 1841) (additional source)
Helix barbatula Reeve, 1852 accepted as Pulchridomus barbatula (Reeve, 1852) (additional source)
Helix beta L. Pfeiffer, 1853 accepted as Pulchridomus barbatulus [sic] accepted as Pulchridomus barbatula (Reeve, 1852) (additional source)
Helix biconcava Reeve, 1852 accepted as Cavellia biconcava (Reeve, 1852) (additional source)
Helix biconcava L. Pfeiffer, 1853 accepted as Helix biconcava Reeve, 1852 accepted as Cavellia biconcava (Reeve, 1852) (additional source)
Helix buccinella Reeve, 1852 accepted as Cavellia buccinella (Reeve, 1852) (additional source)
Helix busbyii J. E. Gray, 1840 accepted as Paryphanta busbyi (J. E. Gray, 1840) (additional source)
Helix campbellica Filhol, 1880 accepted as Taguahelix campbellica (Filhol, 1880) (additional source)
Helix caputspinulae Reeve, 1852 accepted as Paralaoma servilis (Shuttleworth, 1852) (additional source)
Helix chimmoi L. Pfeiffer, 1857 accepted as Charopa chimmoi (L. Pfeiffer, 1857) (additional source)
Helix chordata L. Pfeiffer, 1861 accepted as Phenacohelix pilula (Reeve, 1852) (additional source)
Helix collyrula Reeve, 1852 accepted as Neophenacohelix giveni (Cumber, 1961) (source of synonymy)
Helix compressivoluta Reeve, 1852 accepted as Flammoconcha compressivoluta (Reeve, 1852) (additional source)
Helix conella L. Pfeiffer, 1861 accepted as Laoma mariae (J. E. Gray, 1843) (source of synonymy)
Helix corneafulva L. Pfeiffer, 1861 accepted as Oxychilus cellarius (O. F. Müller, 1774) (additional source)
Helix corniculum Reeve, 1852 accepted as Mocella eta (L. Pfeiffer, 1853) (additional source)
Helix crebriflammea Reeve, 1852 accepted as Flammulina crebriflammea (Reeve, 1852) (status source)
Helix crebriflammis L. Pfeiffer, 1853 accepted as Flammulina crebriflammea (Reeve, 1852) (source of synonymy)
Helix decidua L. Pfeiffer, 1857 (additional source)
Helix dimorpha Reeve, 1852 accepted as Allodiscus dimorphus (Reeve, 1852) (additional source)
Helix dimorpha L. Pfeiffer, 1853 accepted as Allodiscus dimorphus (Reeve, 1852) (additional source)
Helix dunniae J. E. Gray, 1840 accepted as Amborhytida dunniae (J. E. Gray, 1840) (additional source)
Helix egesta J. E. Gray, 1850 accepted as Egestula egesta (J. E. Gray, 1850) (additional source)
Helix epsilon L. Pfeiffer, 1853 accepted as Paralaoma servilis (Shuttleworth, 1852) (status source)
Helix eta L. Pfeiffer, 1853 accepted as Mocella eta (L. Pfeiffer, 1853) (additional source)
Helix fatua L. Pfeiffer, 1857 accepted as Therasiella celinde (J. E. Gray, 1850) (source of synonymy)
Helix flammigera L. Pfeiffer, 1854 accepted as Flammulina zebra (Le Guillou, 1842) (additional source)
Helix gamma L. Pfeiffer, 1853 accepted as Cavellia buccinella (Reeve, 1852) (additional source)
Helix glabriuscula Reeve, 1852 accepted as Phrixgnathus glabriusculus (Reeve, 1852) (additional source)
Helix glabriuscula L. Pfeiffer, 1853 accepted as Phrixgnathus glabriusculus (Reeve, 1852) (source of synonymy)
Helix granum L. Pfeiffer, 1857 accepted as Granallodiscus granum (L. Pfeiffer, 1857) (additional source)
Helix greenwoodi J. E. Gray, 1850 accepted as Rhytida greenwoodi (J. E. Gray, 1850) (additional source)
Helix guttula L. Pfeiffer, 1853 accepted as Lamprocystis guttula (L. Pfeiffer, 1853) (additional source)
Helix heldiana L. Pfeiffer, 1853 accepted as Phrixgnathus erigone (J. E. Gray, 1850) (additional source)
Helix hochstetteri L. Pfeiffer, 1861 accepted as Powelliphanta hochstetteri (L. Pfeiffer, 1861) (additional source)
Helix hypopolea Reeve, 1852 accepted as Phacussa hypopolea (Reeve, 1852) (additional source)
Helix hypopolia L. Pfeiffer, 1853 accepted as Phacussa hypopolea (Reeve, 1852) (additional source)
Helix ide J. E. Gray, 1850 accepted as Suteria ide (J. E. Gray, 1850) (additional source)
Helix igniflua Reeve, 1852 accepted as Thalassohelix igniflua (Reeve, 1852) (additional source)
Helix infecta Reeve, 1852 accepted as Fectola infecta (Reeve, 1852) (additional source)
Helix iota L. Pfeiffer, 1853 accepted as Phenacohelix pilula (Reeve, 1852) (additional source)
Helix jeffreysiana Reeve, 1852 accepted as Delos jeffreysiana (Reeve, 1852) (additional source)
Helix jeffreysiana L. Pfeiffer, 1853 accepted as Delos jeffreysiana (Reeve, 1852) (source of synonymy)
Helix kappa L. Pfeiffer, 1853 accepted as Neophenacohelix giveni (Cumber, 1961) (source of synonymy)
Helix kermandeci L. Pfeiffer, 1857 accepted as Kieconcha kermandeci (L. Pfeiffer, 1857) (additional source)
Helix lambda L. Pfeiffer, 1853 accepted as Thalassohelix igniflua (Reeve, 1852) (additional source)
Helix nematophora Reeve, 1854 accepted as Allodiscus nematophorus (Reeve, 1854) (status source)
Helix obnubila Reeve, 1852 accepted as Thalassohelix obnubila (Reeve, 1852) (additional source)
Helix omega L. Pfeiffer, 1853 accepted as Flammoconcha compressivoluta (Reeve, 1852) (additional source)
Helix ophelia Reeve, 1854 (status source)
Helix pachystyla L. Pfeiffer, 1845 accepted as Xanthomelon pachystylum (L. Pfeiffer, 1845) (additional source)
Helix phlogophora L. Pfeiffer, 1850 accepted as Flammulina zebra (Le Guillou, 1842) (additional source)
Helix pilula Reeve, 1852 accepted as Phenacohelix pilula (Reeve, 1852) (additional source)
Helix poecilosticta Reeve, 1852 accepted as Phrixgnathus poecilostictus (Reeve, 1852) (additional source)
Helix poecilosticta L. Pfeiffer, 1853 accepted as Phrixgnathus poecilostictus (Reeve, 1852) (additional source)
Helix portia J. E. Gray, 1850 accepted as Phenacohelix ziczac (A. Gould, 1846) accepted as Neophenacohelix ziczac (A. Gould, 1846) (additional source)
Helix radiaria Reeve, 1854 accepted as Serpho kivi (J. E. Gray, 1843) (additional source)
Helix rapida L. Pfeiffer, 1853 accepted as Hebridelos rapida (L. Pfeiffer, 1853) (additional source)
Helix regularis L. Pfeiffer, 1855 accepted as Helix regularis Reeve, 1854 accepted as Coneuplecta regularis (Reeve, 1854) (source of synonymy)
Helix regularis Reeve, 1854 accepted as Coneuplecta regularis (Reeve, 1854) (additional source)
Helix reinga L. Pfeiffer, 1846 accepted as Rhagada reinga (L. Pfeiffer, 1846) (additional source)
Helix sciadium L. Pfeiffer, 1857 accepted as Phrixgnathus sciadium (L. Pfeiffer, 1857) (additional source)
Helix stipulata Reeve, 1852 accepted as Aeschrodomus stipulata (Reeve, 1852) (additional source)
Helix subrugata Reeve, 1852 accepted as Nitor subrugatus (Reeve, 1852) (additional source)
Helix taranaki L. Pfeiffer, 1846 accepted as Torresitrachia torresiana (Hombron & Jacquinot, 1841) (additional source)
Helix tau L. Pfeiffer, 1861 accepted as Fectola tau (L. Pfeiffer, 1861) (additional source)