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Species List for Family: Colloniidae
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Mollusca (Phylum) > Gastropoda (Class) > Vetigastropoda (Subclass) > Trochida (Order) > Trochoidea (Superfamily) > Colloniidae (Family)
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  • Family: Colloniidae

  • Argalista crassicostata (R. Murdoch, 1905)
    Width 3.2mm, Height 2.5mm, Marine, Endemic
    South Island. Foveaux Strait and Stewart Island, Snares Islands FAnE.
  • Argalista fluctuata (Hutton, 1883)
    Height 2.25mm, Width 3.0mm, Marine, Endemic
    North, South, Stewart, Chatham and Southern Islands ACFMAnE.
  • Argalista imperforata (Suter, 1908)
    Height 3.05mm, Width 3.5mm, Marine, Endemic
    North, South and Stewart Island ACFE.
  • Argalista micans (Powell, 1931)
    Height 1.13mm, Width 1.43mm, Marine, Endemic
    Snares and Auckland Islands AnE.
  • Argalista nana Finlay, 1930
    Height 0.9mm, Width 2.5mm, Marine, Endemic
    Three Kings Islands to Northland AE.
  • Argalista rotella (Powell, 1937)
    Height 1.1mm, Width 1.6mm, Marine, Endemic
    Off Three Kings Islands AE.
  • Argalista umbilicata Powell, 1926
    Height 1.9mm, Width 2.75mm, Marine, Endemic
    Off South Island and southern islands CFMAnE.
  • Argalista variecostata Powell, 1937
    Height 1.8mm, Width 2.3mm, Marine, Endemic
    Off Three Kings Islands AE.
  • Cantrainea inexpectata B.A. Marshall, 1979
    Height 11.5mm, Diameter 12mm, Marine, Endemic
    South Kermadec Ridge, 788-803 metres KE.
  • Leptothyra benthicola B.A. Marshall, 1979
    Height 4.0mm, Diameter 3.85mm, Marine, Endemic
    Raoul Island, Kermadec Islands, 87-274 metres KE.
  • Leptothyra kermadecensis B.A. Marshall, 1979
    Height 2.0mm, Diameter 2.3mm, Marine, Endemic
    Raoul Island, Kermadec Islands, 9-37 metres KE.
Key to Geographical Ranges
NZ Map showing Geographical Ranges
The symbols K.A.C.F.M.An. are used to indicate the geographical range of the species. They have been adopted to give an approximation of the range of each species within New Zealand.
Kermadec Islands
Aupourian - Kaipara Harbour, north around North Cape, encompassing the Three Kings Islands and south to East Cape
Cookian - Lower North Island and the northern part of the South Island
Forsterian - Otago, Fiordland and Stewart Island
Moriorian - Chatham Islands, Pitt Island
Antipodean - Subantarctic Islands of New Zealand
Fw =
L =
N =
North Island
S =
South Island
E =
I =
R =
Sf =
Fo =