Neolepton antipodum (Filhol, 1880)
Width 3.6mm, Height 3mm
Marine, Recent, Fossil, Native - Endemic, Recorded from the intertidal zone (living on Corallina) down to at least 310m
Southern South Island as far north as Otago Peninsula, and Stewart, Snares, Auckland, Campbell, Antipodes, Bounty and Chatham Islands, from 0-980m

Neolepton powelli Dell, 1964
Width 3.2mm, Height 2.7mm
Marine
Macquarie Island, 120 metres

Neolepton sublaevigatum (Powell, 1937)
Width 2.8mm, Height 2.3mm
Marine, Native - Endemic
Middlesex and King Banks, Three Kings Islands, off Cape Reinga, and Rungapapa Knoll, from 121-805m

Neolepton subobliquum (Powell, 1937)
Width 2mm, Height 1.9mm
Marine, Native - Endemic
Middlesex and King Banks, Three Kings Islands, and off Spirits Bay and North Cape, from 38-805m

Neolepton triangulare (Dell, 1956)
Width 2.6mm, Height 2.3mm
Marine, Native - Endemic
Middlesex and King Banks, Three Kings Islands, North Island, northern and eastern South Island, Chatham Islands and Chatham Rise, from 0-604m

Pachykellya bernardi Powell, 1927
Width 1.2mm, Height 1.4mm
Marine, Recent, Fossil, Native - Endemic
South-western South Island, from 9-311m

Pachykellya concentrica Powell, 1927
Width 1mm, Height 0.8mm
Marine, Recent, Fossil, Native - Endemic
Southern South Island, Foveaux Strait, and Stewart Island, from 0-420m

Pachykellya edwardsi F. Bernard, 1897
Height 1.5mm, Width 1.2mm
Marine, Native - Endemic
Southern South Island, Stewart Island and Snares Islands, from 0-91m

Pachykellya minima Powell, 1931
Width 0.9mm, Height 0.8mm
Marine, Native - Endemic
Three Kings, North, South, Stewart, Snares, Bounty and Chatham Islands, from 0-155m

Pachykellya rotunda Powell, 1927
Width 1.5mm, Height 1.2mm
Marine, Recent, Fossil, Native - Endemic
Southern South Island, Stewart, Snares and Auckland Islands, from 31-360m

Puyseguria cuneata Powell, 1927
Width 1.7mm, Height 1.3mm
Marine, Recent, Fossil, Native - Endemic
Southern South Island and Stewart Island, from 0-311m

Puyseguria prognata Powell, 1927
Width 1.3mm, Height 1.3mm
Marine, Native - Endemic
Off Puysegur Point, Fiordland, from 311m

Puyseguria tani Powell, 1939
Width 1.3mm, Height 1.2mm
Marine, Recent, Fossil, Native - Endemic
Stewart Island. In shell sand, from 0-55m

Puyseguria wanganuica Powell, 1931
Height 1.2mm, Width 0.8mm
Marine, Recent, Fossil, Native - Endemic
Spirits Bay, south-western North Island, Cook Strait, south-eastern South Island, Foveaux Strait, and Stewart Island, from 0-180m