• Allenella belli Iredale, 1944
• Allenella formalis Iredale, 1944
• Christianoconcha quintali Iredale, 1945
• Excellaoma neta Iredale, 1937 accepted as Excellaoma retipora (Cox, 1867)
• Excellaoma pattisonae Cotton, 1953 accepted as Excellaoma retipora (Cox, 1867)
• Excellaoma retipora (Cox, 1867)
• Excellaoma valens Iredale, 1937 accepted as Excellaoma retipora (Cox, 1867)
• Gratilaoma cara Iredale, 1939
• Insullaoma predicta Iredale, 1939
• Insullaoma riddlei (Iredale, 1937)
• Iotula kempseyensis (Cox, 1872)
• Iotula microcosmos (Cox, 1868)
• Kokikora angulata Climo & Goulstone, 1995
• Kokikora mimiwhangata Climo & Goulstone, 1995
• Laoma ciliata Suter, 1894
• Laoma labyrinthica Powell, 1948
• Laoma leimonias (Gray, 1850)
• Laoma mariae (Gray, 1843)
• Laoma marina (Hutton, 1883)
• Laoma minuta Climo, 1971
• Laoma penolensis
• Laoma pipaensis Suter, 1894 accepted as Trocholaoma parvissimia (Legrand, 1871)
• Laoma sinistra Gabriel, 1930 accepted as Miselaoma weldii (Tenison-Woods, 1877)
• Laoma turbinuloidea Gabriel, 1930 accepted as Turbolaoma turbinuloidea (Gabriel, 1930)
• Laomarex minuta (Gardner, 1967)
• Laomarex regia (Gardner, 1968)
• Laomarex sericea Powell, 1948
• Laomavix collisi (Brazier, 1877)
• Laomopa flavida Iredale, 1945
• Magilaoma parpictilis Iredale, 1937 accepted as Magilaoma penolensis (Cox, 1868)
• Magilaoma penolensis (Cox, 1868)
• Miselaoma reevesbyi Cotton, 1938
• Miselaoma sinistra
• Miselaoma weldii (Tenison-Woods, 1877)
• Obanella allanae Dell, 1952
• Obanella rimutaka Dell, 1952
• Obanella spectabilis (Powell, 1928)
• Paralaoma abjecta Iredale, 1944 accepted as Semilaoma abjecta Iredale, 1944
• Paralaoma ahena Iredale, 1945
• Paralaoma allochroida (Suter, 1890)
• Paralaoma ambigua Iredale, 1913
• Paralaoma buddlei Powell, 1951
• Paralaoma caputspinulae (Reeve, 1851)
• Paralaoma compar Iredale, 1944
• Paralaoma decresensis Iredale, 1937 accepted as Paralaoma caputspinulae (Reeve, 1851)
• Paralaoma depressior Preston, 1913
• Paralaoma duncombei Iredale, 1945
• Paralaoma gelida Iredale, 1941
• Paralaoma goweri Iredale, 1944
• Paralaoma halli
• Paralaoma innesi Iredale, 1944
• Paralaoma insularis (Cotton, 1938)
• Paralaoma lateumbilicata (Suter, 1890)
• Paralaoma lidgbirdensis Iredale, 1944 accepted as Semilaoma lidgbirdensis (Iredale, 1944)
• Paralaoma manawatawhia Goulstone & Brook, 1999
• Paralaoma miserabilis (Iredale, 1913)
• Paralaoma mucoides
• Paralaoma orestias Preston, 1913
• Paralaoma pagoda Climo, 1973
• Paralaoma perminuta Preston, 1913
• Paralaoma pumila (Hutton, 1882)
• Paralaoma raki Goulstone & Brook, 1999
• Paralaoma raricostata (Suter, 1890)
• Paralaoma regia Powell, 1948
• Paralaoma retinoides (Tate, 1894)
• Paralaoma riddlei Iredale, 1937 accepted as Insullaoma riddlei (Iredale, 1937)
• Paralaoma royi Iredale, 1944
• Paralaoma sericata (Suter, 1890)
• Paralaoma serratocostata Webster, 1906
• Paralaoma servilis (Shuttleworth, 1852)
• Paralaoma sinecosta Iredale, 1941
• Paralaoma stabilis Iredale, 1937 accepted as Paralaoma caputspinulae (Reeve, 1851)
• Paralaoma thomsoni (Suter, 1917)
• Paralaoma turbotti Powell, 1948
• Pasmaditta jungermanniae (Petterd, 1879)
• Pedicamista coesus (Legrand, 1871)
• Phrixgnathus alfredi (Suter, 1909)
• Phrixgnathus ariel Hutton, 1883
• Phrixgnathus blacki Powell, 1951
• Phrixgnathus brunneus Climo & Goulstone, 1993
• Phrixgnathus celia Hutton, 1883
• Phrixgnathus cheesemani Suter, 1894
• Phrixgnathus clathratus (Gardner, 1972)
• Phrixgnathus cognata (Suter, 1909)
• Phrixgnathus compressus (Suter, 1909)
• Phrixgnathus conella (Pfeiffer, 1862)
• Phrixgnathus douglasi Climo & Goulstone, 1993
• Phrixgnathus erigone (Gray, 1850)
• Phrixgnathus fatua (Pfeiffer, 1857)
• Phrixgnathus filicostus (Suter, 1907)
• Phrixgnathus flemingi Dell, 1950
• Phrixgnathus forsteri Dell, 1952
• Phrixgnathus fulguratus (Suter, 1909)
• Phrixgnathus glabriusculus (Pfeiffer, 1853)
• Phrixgnathus gracilis (Suter, 1913)
• Phrixgnathus haasti Hutton, 1883
• Phrixgnathus hamiltoni (Suter, 1896)
• Phrixgnathus laqueus Dell, 1950
• Phrixgnathus larochei (Powell, 1928)
• Phrixgnathus levis (Suter, 1913)