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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)

  • Family: Thraciidae

  • Asthenothaerus maxwelli B.A. Marshall, 2002
    Length 46mm
    Marine, Native - Endemic
    North, South, Stewart, Auckland, Antipodes and Chatham Islands, from 0-549m
  • Barythaerus biconvexus (Powell, 1927)
    Width 2.9mm, Height 2mm
    Marine, Native - Endemic
    Southern South Island and Stewart Island, from 22-183m
  • Barythaerus cuneatus (Powell, 1937)
    Width 5.5mm, Height 3.7mm
    Marine, Native - Endemic
    Middlesex and King Banks, Three Kings Islands and off Cape Reinga, from 48-805m
  • Parvithracia ampla B.A. Marshall, 2002
    Width 3mm, Height 2.5mm
    Marine, Native - Endemic
    Off Three Kings Islands, North, South Islands and Chatham Rise. Trawled around 35-1000 metres
  • Parvithracia fragilissima B.A. Marshall, 2002
    Length 7.9mm
    Marine, Native - Endemic
    Challenger Plateau and south-eastern South Island, from 421-1386m
  • Parvithracia melchior B.A. Marshall, 2002
    Length 11.5mm
    Marine, Native - Non-endemic
    Middlesex Bank, Three Kings Islands and off Cape Reinga. Also off Norfolk Island, from 93-805m
  • Parvithracia suteri (Finlay, 1927)
    Width 5mm, Height 4.8mm
    Marine, Native - Endemic
    North, South, Stewart and Auckland Islands and Chatham Rise, from 37-1235m
  • Thracia meridionalis E.A. Smith, 1885
    Marine, Native - Non-endemic
    Curcum-Antarctic, South-eastern South Island, from 490-540m
  • Thracia vegrandis P. Marshall & Murdoch, 1919
    Width 25mm, Height 17mm
    Marine, Recent, Fossil, Native - Endemic
    North, South, Auckland, Campbell, Antipodes and Chatham Islands, from 0-188m
  • Thracia vitrea (Hutton, 1873)
    Width 25mm, Height 17mm
    Marine, Native - Endemic
    North-eastern and south-western North Island, northern and eastern South Island, and Stewart Island, from 7-132m
  • Trigonothracia mimica B.A. Marshall, 2002
    Width 4mm, Height 4mm
    Marine, Native - Endemic
    Northern North Island, southern South Island and Chatham Islands, from 15-415m
NZ Geographical Regions
Key to symbols used in Checklist.
Fw =
Freshwater
L =
Land
N =
North Island
S =
South Island
R =
Recent
Sf =
Subfossil
Fo =
Fossil