Adelphotectonica nomotoi (Kosuge, 1979)
Width 16mm
Marine, Native - Non-endemic
Southern Africa and central and western Pacific. North-eastern North Island as far south-east as Ranfurly Bank, from 94-188m

Adelphotectonica reevei (Hanley, 1862)
Width 28mm, Height 20mm
Marine, Native - Non-endemic
Eastern Indian Ocean and western Pacific. Middlesex Bank, Three Kings Islands, and north-eastern North Island as far south-east as Ranfurly Bank, from 0-805m

Architectonica grandiosa Iredale, 1931
Marine, Native - Non-endemic
Australia and northern New Zealand. Off Spirits Bay, Off Tom Bowling Bay, from 30-32m

Granosolarium asperum (Hinds, 1844)
Width 8.5mm, Height 4mm
Marine, Native - Non-endemic
Indian Ocean and western and central Pacific. North-eastern North Island as far south as Bay of Islands, from 58-163m

Granosolarium gemmiferum Bieler, 1993
Width 6mm
Marine, Native - Non-endemic
Western Indian Ocean and Kermadec Islands, from 170-402m

Heliacus areola (Gmelin, 1791)
Width 15mm
Marine
Continuous range from African east coast to central Pacific. Northland NZ

Heliacus asteleformis (Powell, 1965)
Height 8mm, Width 7.5mm
Marine, Native - Non-endemic
Japan, and between Three Kings Islands and Cape Maria van Diemen, and off Poor Knights Islands, from 49-91m

Heliacus costatus (Schepman, 1909)
Width 9mm
Marine
Philippines to Australia and New Zealand. Northland

Heliacus hyperionis Bieler, 1993
Width 7.4mm
Marine, Native - Non-endemic
Australia and northern New Zealand. Middlesex Bank, Three Kings Islands, and north-eastern North Island as far south-east as Ranfurly Bank, from 0-186m

Heliacus implexus (Mighels, 1845)
Width 11.8mm, Height 6.5mm
Marine, Native - Non-endemic
Indo-Pacific. Kermadec Islands, Middlesex and King Banks, Three Kings Islands, and northern North Island as far south-east as Ranfurly Bank, from 0-805m

Philippia lutea (Lamarck, 1822)
Width 13mm, Height 12mm
Marine, Native - Non-endemic
Western Pacific. Middlesex Bank, Three Kings Islands, north-eastern and southern North Island, and south-western South Island, from 0-95m

Pseudomalaxis meridionalis (Hedley, 1903)
Width 16mm, Height 5mm
Marine, Native - Non-endemic
Japan, southern Australia, West Norfolk Ridge, Wanganella and Middlesex Banks, Three Kings Islands, and north-eastern North Island as far south as White Island, from 63-442m

Pseudotorinia amoena (Murdoch & Suter, 1906)
Width 5.5mm, Height 2mm
Marine, Native - Non-endemic
Indian Ocean, Western Pacific and North-eastern North Island as far south as Plate Island, from 37-201m

Psilaxis oxytropis (A. Adams, 1855)
Width 17mm, Height 12mm
Marine, Native - Non-endemic, Larger protoconch than Psilaxis radiatus
Indo-West Pacific. Kermadec Islands, Middlesex and King Banks, Three Kings Islands, off Cape Reinga, and north-eastern North Island as far south-east as Ranfurly Bank, from 0-246m

Psilaxis radiatus (Röding, 1798)
Width 16mm
Marine
Northland east coast. Also Indo-Pacific from South Africa and the Red Sea to Hawaii and Marquesas

Solatisonax injussa Iredale, 1931
Width 26mm
Marine, Native - Non-endemic
South-eastern Australia and Kermadec Islands, from 530-567m

Solatisonax sp. aff. alleryi (Seguenza, 1876)
Width 5.3mm
Marine
Western Indian Ocean and Western Pacific. Kermadec Islands. Sublittoral, 178-430 metres

Solatisonax supraradiata (Martens, 1904)
Width 6.5mm
Marine, Native - Non-endemic
Western Pacific. Middlesex Bank, Three Kings Islands, North Cape and Ranfurly Bank, from 153-440m

Spirolaxis argonauta Bieler, 1993
Marine, Native - Non-endemic
Western Pacific. Kermadec Islands, from 366-512m

Spirolaxis cornuarietis Bieler, 1993
Marine, Native - Non-endemic
Indo-West Pacific. Kermadec Islands, from 100-146m

Spirolaxis rotulacatharinea (Melvill & Standen, 1903)
Width 4.4mm
Marine, Native - Non-endemic
Indo-West Pacific. Kermadec Islands, from 700-772m