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Mollusca (Phylum) > Gastropoda (Class) > Heterobranchia (Subclass) > Architectonicoidea (Superfamily) > Architectonicidae (Family)
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  • Adelphotectonica nomotoi (Kosuge, 1979)
    Width 13mm, Marine. Proxumbilical rib absent
    Known from disjunct localities in southern Africa, New Caledonia, New Zealand and the Midway Islands. Sublittoral to upper bathyal (depth records between 74 and 430 m), live records from 100-115 m A
  • Adelphotectonica reevei (Hanley, 1862)
    Height 18mm, Width 25mm, Marine
    Northland to Bay of Plenty. Also Kermadec Islands and New South Wales, Australia KA
  • Architectonica maxima (Philippi, 1849)
    South Africa - W Pacific, Hawaii, E Australia, Kermadec Islands K
  • Heliacus (Gyriscus) asteleformis (Powell, 1965)
    Height 8mm, Width 7.5mm, Marine
    Kermadec Islands, Wanganella Bank. Between Cape Maria van Diemen and Three Kings Islands KA
  • Philippia lutea (Lamarck, 1822)
    Height 13mm, Width 12mm, Marine
    Northland to Bay of Plenty and Mahia. Recently also recorded just north of Castlepoint AC
  • Pseudotorinia amoena (Murdoch & Suter, 1906)
    Height 2mm, Width 5.5mm, Marine
    Off Northland east coast to Bay of Plenty, 30-200 metres AC
  • Psilaxis oxytropis (A. Adams, 1855)
    Height 12mm, Width 16mm, Marine. Larger protoconch than Psilaxis radiatus
    Northland east coast to East Cape. Also central and western Pacific, New Caledonia KA
  • Psilaxis radiatus (Röding, 1798)
    Diameter 16mm, Width 14mm, Marine
    Northland east coast. Also indp-Pacific from South Africa and the Red Sea to Hawaii and Marquesas A
  • Solatisonax cf. supraradiata (Martens, 1904)
    Diameter 6.5mm, Marine
    Off Three Kings Islands to Ranfurly Bank, East Cape A
  • Solatisonax injussa Iredale, 1931
    Diameter 26mm, Marine
    Southwest Pacific. Australia and Kermadec Islands K
  • Solatisonax sp. aff. alleryi (Seguenza, 1876)
    Diameter 5.3mm, Marine
    Western Indian Ocean and Western Pacific. Kermadec Islands. Sublittoral, 178-430 metres K
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 approxomation 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 =