Acremodonta crassicosta (Powell, 1937) Height 2.05mm, Width 2.07mm Marine, Native - Endemic Middlesex and King Banks, Three Kings Islands, and north-eastern North Island as far south as Cape Brett, from 103-805m |
Acremodontina atypica (Powell, 1937) Height 1.7mm, Width 1.6mm Marine, Native - Endemic Middlesex Bank and Three Kings Islands, from 91-622m |
Acremodontina carinata (Powell, 1940) Height 2.17mm, Width 1.98mm Marine, Native - Endemic Middlesex and King Banks, Three Kings Islands, and north-eastern North Island as far south-east as Ranfurly Bank, from 37-805m |
Acremodontina kermadecensis B.A. Marshall, 1995 Height 1.77mm, Width 1.83mm Marine, Native - Endemic Kermadec Islands, from 165-220m |
Acremodontina magna B.A. Marshall, 1995 Width 3.8mm, Height 3.35mm Marine, Native - Endemic Three Kings Islands, from 805m |
Acremodontina poutama (E.A. Smith, 1962) Height 2.0mm, Width 1.8mm Marine, Native - Endemic South-western South Island, and Stewart and Snares Islands, from 55-183m |
Acremodontina simplex (Powell, 1937) Width 1.75mm, Height 1.4mm Marine, Native - Endemic Middlesex Bank, Three Kings Islands, and north-eastern North Island as far south as Great Exhibition Bay, from 37-805m |
Acremodontina varicosa B.A. Marshall, 1995 Height 2.67mm, Width 2.57mm Marine, Native - Endemic Three Kings Islands, from 202-805m |
Trochaclis attenuata B.A. Marshall, 1995 Height 1.7mm, Width 1.25mm Marine, Native - Endemic Middlesex Bank and Three Kings Islands, from 211-622m |
Trochaclis calva B.A. Marshall, 1995 Height 2.2mm Marine, Native - Endemic Three Kings Islands, from 805m |
Trochaclis cristata B.A. Marshall, 1995 Width 1.5mm, Height 1.5mm Marine, Native - Endemic Three Kings Islands, from 710m |
Trochaclis elata B.A. Marshall, 1995 Height 1.6mm, Width 1.3mm Marine, Native - Endemic Three Kings Islands, from 310-805m |
Trochaclis regalis B.A. Marshall, 1995 Height 1.58mm, Width 1.63mm Marine, Native - Endemic Three Kings Islands and South Cavalli Seamount, from 310-850m |