Amphithalamus erosus (Odhner, 1924) Height 1.5mm, Width 0.8mm Marine, Endemic Off Three Kings Islands and Northland AE. |
Amphithalamus falsestea (Ponder, 1968) Height 2.15mm, Width 1.06mm Marine, Endemic North Island. Under stones near low tide ACE. |
Amphithalamus incidatus maoria (Ponder, 1968) Height 1.56mm, Width 0.91mm Marine, Endemic North Island ACE. |
Amphithalamus latisulcus (Ponder, 1968) Height 1.34mm, Width 0.76mm Marine, Endemic Northland to Banks Peninsula. On soft coralline, rock pools at low tide ACE. |
Amphithalamus semen (Odhner, 1924) Height 1.5mm, Width 1.7mm Marine, Endemic Northland to Banks Peninsula, on coralline algae ACME. |
Anabathron angulatum (Powell, 1927) Height 0.9mm, Width 0.6mm angulatus, Marine, Endemic Off Northland AE. |
Anabathron elongatum (Powell, 1927) Height 1.1mm, Width 0.45mm Marine, Endemic Northland to south of East Cape and Hawkes Bay ACE. |
Anabathron hedleyi (Suter, 1908) Width 0.7mm, Height 1.3mm Marine, Endemic North, South and Chatham Islands. Common on under sides of clean smooth stones at low tide, down to moderate depths ACFME. |
Anabathron ovatum (Powell, 1927) Height 1.0mm, Width 0.5mm Marine, Endemic Off Three Kings Islands and Northland ACE. |
Microdryas striatus (Powell, 1927) Height 1.8mm, Width 0.6mm Marine, Endemic Off Three Kings Islands to Northland AE. |
Pisinna angustata Powell, 1927 Height 1.7mm, Width 0.5mm Marine, Endemic Three Kings Islands to Bay of Plenty AE. |
Pisinna asymmetrica (Laws, 1941) Height 1.95mm, Width 0.88mm Marine, Recent, Fossil, Endemic Off Northland to Bay of Plenty AR.Fo.E. |
Pisinna insulana porrecta (Powell, 1933) Height 2.6mm, Width 0.95mm Marine, Endemic Chatham Islands ME. |
Pisinna insulana porrectoides (Powell, 1937) Height 2.55mm, Width 1.1mm Marine, Endemic Off Three Kings Islands to East Cape AE. |
Pisinna manawatawhia (Powell, 1937) Height 2.7mm, Width 1.4mm Marine, Endemic Off Three Kings Islands AE. |
Pisinna micronema (Suter, 1898) Height 2.8mm, Width 1.2mm Marine, Endemic South of South Island, Stewart and Snares Islands FAnE. |
Pisinna micronema morioria (Powell, 1933) Height 1.9mm, Width 0.7mm Marine, Endemic Chatham Islands ME. |
Pisinna minor (Suter, 1898) Height 1.55mm, Width 0.7mm Marine, Endemic South of South Island, Auckland and Chatham Islands, from low tide to deep water FMAnE. |
Pisinna impressa (Hutton, 1885) Height 2.3mm, Width 1.1mm Marine, Endemic Northland to Banks Peninsula ACME. |
Pisinna praecidecosta (Ponder, 1965) Height 3.7mm, Width 1.75mm Marine, Endemic Off Three Kings Islands and Northland AE. |
Pisinna rekohuana (Powell, 1933) Height 2.0mm, Width 0.9mm Marine, Endemic South of East Cape and southern Islands CFMAnE. |
Pisinna rekohuana lactorubra (Ponder, 1965) Height 3.2mm, Width 1.5mm Marine, Endemic Northland to Mahia Peninsula AE. |
Pisinna rufoapicata (Suter, 1908) Height 3.6mm, Width 1.6mm Marine, Endemic South of South Island, Snares and Chatham Islands CFMAnE. |
Pisinna rugosa recens (Ponder, 1968) Height 3.3mm, Width 1.6mm Marine, Endemic Northland to W Bay of Plenty AE. |
Pisinna semiplicata (Powell, 1927) Height 2.4mm, Width 1.2mm Marine, Endemic North east of North Island ACE. |
Pisinna semisulcata (Hutton, 1885) Height 3.7mm, Width 1.7mm Marine, Recent, Fossil, Endemic North east of North Island AR.Fo.E. |
Pisinna subfusca (Hutton, 1873) Height 2.8mm, Width 1.4mm Marine, Endemic South Islands, Stewart, Snares and Chatham Islands CFMAnE. |
Pisinna subfusca aupouria (Ponder, 1968) Height 3.05mm, Width 2.1mm Marine, Endemic W of Three Kings Islands AE. |
Pisinna zosterophila (Webster, 1905) Height 2.15mm, Width 0.98mm Marine, Endemic, Common from low tide, under stones and in short algae Upper North Island AE. |
Pseudestea crassiconus (Powell, 1933) Height 1.26mm, Width 0.98mm Marine, Endemic Off Three Kings Islands and Northland AE. |