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Mollusca (Phylum) > Bivalvia (Class) > Pteriomorphia (Subclass) > Arcida (Order) > Limopsoidea (Superfamily) > Philobryidae (Family)
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  • Adacnarca harrisonae (Powell, 1927)
    Length 1.5mm, Height 1.1mm, Marine, Endemic
    South Island. South West Otago to Stewart Island FAnE.
  • Adacnarca ornata (Crozier, 1966)
    Length 1.8mm, Height 2mm, Marine, Endemic
    North of Three Kings Island, trawled in 800 metres AE.
  • Adacnarca pileopsis (Powell, 1927)
    Length 1.3mm, Height 0.8mm, Marine, Endemic
    South Island. Off South West Otago 310 metres FE.
  • Adacnarca trapezina (Bernard, 1897)
    Length 1.5mm, Height 1.1mm, Marine, Endemic
    North Island, Wellington area. South, Stewart Island and Bounty Islands CFAnE.
  • Aupouria parvula Powell, 1937
    Width 1.6mm, Height 1.5mm, Marine, Endemic
    Off Three Kings Islands. Trawled in about 260 metres AE.
  • Cosa costata (Bernard, 1896)
    Width 2.5mm, Height 3.2mm, Marine, Endemic
    Throughout southern NZ and islands. Shallow water to about 180 metres CFMAnE.
  • Cosa dispar Powell, 1937
    Marine, Endemic
    Off Three Kings Islands, trawled AE.
  • Cosa filholi (Bernard, 1897)
    Width 2.5mm, Height 3.2mm, Marine, Endemic
    Cook Strait, South, Stewart and Chatham Islands CFMAnE.
  • Cosa laevicostata Powell, 1933
    Width 1.8mm, Height 2.3mm, Marine, Endemic
    Far North, in shell sand AE.
  • Cosa serratocostata Powell, 1933
    Width 2.3mm, Height 2.8mm, Marine, Endemic
    Off Three Kings Islands, 475 metres. Far North and Northland, in shell sand AE.
  • Cratis delicatula Powell, 1937
    Width 2.4mm, Height 3mm, Marine, Endemic
    Off Three Kings Islands to East Cape, and Kermadec Ridge AE.
  • Cratis retiaria Powell, 1937
    Width 2.5mm, Height 3mm, Marine, Endemic
    Off Three Kings Islands, trawled in 260 metres AE.
  • Lissarca aucklandica E.A. Smith, 1902
    Length 5mm, Height 3.8mm, Marine, Endemic
    Auckland and Campbell Islands AnE.
  • Lissarca benthicola (Dell, 1956)
    Length 4.8mm, Height 6.7mm, Marine, Endemic
    South Island. Off eastern Otago, 475-640 metres FE.
  • Lissarca exilis Suter, 1913
    Length 3.2mm, Height 2.2mm, Marine, Endemic
    Off Stewart and Snares Islands FAnE.
  • Lissarca pisum Suter, 1913
    Length 3.5mm, Height 2.8mm, Marine, Endemic
    Off Bounty and Antipodes Islands, from low tide to 90 metres AnE.
  • Lissarca stationis Fleming, 1948
    Length 1.6mm, Height 1.3mm, Marine, Endemic
    South Island. Fiordland FE.
  • Lissarca stewartiana Powell, 1935
    Length 2.1mm, Height 1.5mm, Marine, Endemic
    Stewart Island, in shell sand FE.
  • Philobrya acutangula (Powell, 1935)
    Width 2.8mm, Height 3.2mm, Marine, Endemic
    Three Kings Islands. Northland to Mahia ACE.
  • Philobrya hamiltoni (Hedley, 1916)
    Width 4.5mm, Height 6mm, Marine, Endemic
    Macquarie Island, below low tide AnE.
  • Philobrya meleagrina (Bernard, 1896)
    Width 2.5mm, Height 2.5mm, Marine, Endemic
    Southern part of South Island, Stewart, Snares and Chatham Islands FME.
  • Philobrya modiolus Suter, 1913
    Width 3mm, Height 3mm, Marine, Endemic
    Chatham, Bounty, Snares and Antipodes Islands. Below low tide to about 90 metres MAnE.
  • Philobrya munita (Finlay, 1930)
    Width 3.2mm, Height 4.2mm, Marine, Endemic
    Northland to East Cape and Mahia. Under stones at low tide ACE.
  • Philobrya pinctada (Finlay, 1930)
    Width 4.2mm, Height 5.6mm, Marine, Endemic
    North and South Islands. Off Three Kings Islands to Otago ACFE.
  • Philobrya sculpturalis (Dell, 1956)
    Width 4.4mm, Height 6mm, Marine, Endemic
    Off eastern Otago and Chatham Islands FME.
  • Verticipronus mytilus Hedley, 1904
    Width 3.5mm, Height 5.5mm, Marine, Endemic
    Lower North Island and South Island. Stewart, Chathams, Snares, Bounty, Antipodes and Auckland Islands CFMAnE.
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 =