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Species List for Subfamily: Therasiinae
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Mollusca (Phylum) > Gastropoda (Class) > Heterobranchia (Subclass) > Euthyneura (Infraclass) > Tectipleura (Subterclass) > Eupulmonata (Superorder) > Stylommatophora (Order) > Helicina (Suborder) > [unassigned] Helicina (Infraorder) > Punctoidea (Superfamily) > Charopidae (Family) > Therasiinae (Subfamily)
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  • Subfamily: Therasiinae

  • Phacussa fulminata (Hutton, 1882)
    Width 12mm, Height 7mm
    Land, Endemic
    Stewart Island
    L.E.
  • Phacussa fulminata costata Suter, 1899
    Width 12mm, Height 7mm
    Land, Endemic
    South Island. Southland
    L.S.E.
  • Phacussa helmsi (Hutton, 1882)
    Width 9.5mm, Height 6mm
    Land, Endemic
    South Island. Greymouth
    L.S.E.
  • Phacussa henryi (Suter, 1899)
    Width 10mm, Height 5.5mm
    Land, Endemic
    South Island. Dusky Sound
    L.S.E.
  • Phacussa hypopolea (Reeve, 1852)
    Width 7mm, Height 4mm
    Land, Endemic
    South Island. Nelson to Marlborough. Dundein
    L.S.E.
  • Phacussa lucetta (Hutton, 1884)
    Width 7.5mm, Height 4.5mm
    Land, Endemic
    North and South Island
    L.N.S.E.
  • Phacussa oconnori (Powell, 1941)
    Width 5.3mm, Height 3.5mm
    Land, Endemic
    South Island. West Nelson
    L.S.E.
  • Phacussa prousei (Powell, 1952)
    Width 5.5mm, Height 4.8mm
    Land, Endemic
    South Island. West Nelson
    L.S.E.
  • Phacussa stewartensis (David, 1934)
    Width 5mm, Height 3mm
    Land, Endemic
    Stewart Island
    L.S.E.
  • Serpho kivi (Gray in Dieffenbach, 1843)
    Height 10mm, Width 10mm
    Land, Endemic
    North Island, Taranaki northwards
    L.N.E.
  • Serpho matthewsi Suter, 1909
    Width 8mm, Height 6.3mm
    Land, Endemic
    North Island. Far North
    L.N.E.
  • Thalassohelix antipoda (Hombron & Jacquinot, 1841)
    Width 7mm, Height 4mm
    Land, Endemic
    Auckland Islands
    L.E.
  • Thalassohelix chathamensis (Suter, 1909)
    Width 7mm, Height 4.5mm
    Land, Endemic
    Chatham Islands
    L.E.
  • Thalassohelix igniflua (Reeve, 1852)
    Width 15.5mm, Height 8.8mm
    Land, Endemic
    Southern half of South Island
    L.S.E.
  • Thalassohelix laingi (Suter, 1905)
    Width 16.8mm, Height 9mm
    Land, Endemic
    South Island. Southland
    L.S.E.
  • Thalassohelix zelandiae (Gray in Dieffenbach, 1843)
    Width 11mm, Height 8.3mm
    Land, Endemic
    North, South and Chatham Islands
    L.N.S.E.
  • Therasia decidua (L. Pfeiffer, 1857)
    Width 9.5mm, Height 7mm
    Land, Endemic
    North and South Island
    L.N.S.E.
  • Therasia ophelia (L. Pfeiffer, 1855)
    Width 8mm, Height 4.5mm
    Land, Endemic
    North and South Island. Under stones
    L.N.S.E.
  • Therasia propinqua (Hutton, 1882)
    Width 6mm, Height 4mm
    Land, Endemic
    North and South Island
    L.N.S.E.
  • Therasia thaisa Hutton, 1883
    Width 10.3mm, Height 8mm
    Land, Endemic
    South and Stewart Island
    L.S.E.
  • Therasia traversi (E.A. Smith, 1884)
    Width 12.5mm, Height 8mm
    Land, Endemic
    North and South Island
    L.N.S.E.
  • Therasia valeria Hutton, 1883
    Width 7.5mm, Height 4mm
    Land, Endemic
    South Island. Christchurch and Dunedin
    L.S.E.
  • Thermia cressida (Hutton, 1883)
    Width 12mm, Height 9mm
    Land, Endemic
    South and Stewart Islands
    L.S.E.
  • Thermia subincarnata (Suter, 1894)
    Width 8.5mm, Height 5.5mm
    Land, Endemic
    North Island. Awakino to Wanganui
    L.N.E.
  • Thermia virescens (Suter, 1899)
    Width 15mm, Height 8.5mm
    Land, Endemic
    South Island. Marlborough to Canterbury
    L.S.E.
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