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Species List for Family: Thraciidae
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Mollusca (Phylum) > Bivalvia (Class) > Autobranchia (Subclass) > Heteroconchia (Infraclass) > Euhetrodonta (Subterclass) > Anomalodesmata (Superorder) > Thracioidea (Superfamily) > Thraciidae (Family)
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  • Family: Thraciidae

  • Asthenothaerus maxwelli B.A. Marshall, 2002
    Length 46mm
    Marine, Endemic
    North, South, Stewart, Auckland, Antipodes, Bounty and Chatham Islands and Chatham Rise, 0-293 metres
    ACFMAnE.
  • Barythaerus biconvexus (Powell, 1927)
    Width 2.9mm, Height 2mm
    Marine, Endemic
    Off Soutb West Otago from 180 metres
    FE.
  • Barythaerus cuneatus (Powell, 1937)
    Width 5.5mm, Height 3.7mm
    Marine, Endemic
    Off Three Kings Islands, trawled in 170 metres
    AE.
  • Parvithracia ampla B.A. Marshall, 2002
    Width 3mm, Height 2.5mm
    Marine, Endemic
    Off Three Kings Islands, North, South Islands and Chatham Rise. Trawled around 35-1000 metres
    ACFME.
  • Parvithracia fragilissima B.A. Marshall, 2002
    Length 7.9mm
    Marine, Endemic
    Off north-western and south-eastern South Island, 421-1386 metres
    CFE.
  • Parvithracia melchior B.A. Marshall, 2002
    Length 11.5mm
    Marine
    Off Three Kings Islands, 88-805 metres. Also off Norfolk Island
    A
  • Parvithracia suteri (Finlay, 1927)
    Width 5mm, Height 4.8mm
    Marine, Endemic
    Off Three Kings Islands, North and South Island. Trawled in around 140-475 metres
    ACFE.
  • Thracia meridionalis E.A. Smith, 1885
    Marine
    CurcumAntarctic, Southern NZ
    F
  • Thracia vegrandis Marshall & Murdoch, 1919
    Width 25mm, Height 17mm
    Marine, Recent, Fossil, Endemic
    North, South, Chatham, Auckland and Cambell Islands. Dredged from around 10 to over 50 metres
    ACFMAnR.Fo.E.
  • Thracia vitrea (Hutton, 1873)
    Width 25mm, Height 17mm
    Marine, Endemic
    North, South and Stewart Island. Dredged around 15-140 metres
    ACFE.
  • Trigonothracia mimica B.A. Marshall, 2002
    Width 4mm, Height 4mm
    Marine
    North Island, South Island, Fiordland, and Chatham Islands
    ACFM
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.
K=
Kermadec Islands
A=
Aupourian - Kaipara Harbour, north around North Cape, encompassing the Three Kings Islands and south to East Cape
C=
Cookian - Lower North Island and the northern part of the South Island
F=
Forsterian - Otago, Fiordland and Stewart Island
M=
Moriorian - Chatham Islands, Pitt Island
An=
Antipodean - Subantarctic Islands of New Zealand
Fw =
Freshwater
L =
Land
N =
North Island
S =
South Island
E =
Endemic
I =
Introduced
R =
Recent
Sf =
Subfossil
Fo =
Fossil