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Taxonomy
Family:
SEMELIDAE
Full Classification:
Mollusca (Phylum)
> Bivalvia (Class)
> Autobranchia (Subclass)
> Heteroconchia (Infraclass)
> Euhetrodonta (Subterclass)
> Imparidentia (Superorder)
> Cardiida (Order)
> Tellinoidea (Superfamily)
> Semelidae (Family)
> Theora (Genus)
> lubrica (Species)
Genus Synonyms:
=Theora (Endopleura) A. Adams, 1864 accepted, alternate representation
=Theora (Theora) H. & A. Adams, 1856 accepted, alternate representation
Synonymised Names:
=Theora (Endopleura) lubrica Gould, 1861 accepted, alternate representation
Images: Theora lubrica Gould, 1861
Collected 17 Feb 1974, off Onewhero Bay, Bay of Islands, Northland, NZ (M.035572). 9mm. © Museum of New Zealand Te Papa Tongarewa (CC-BY-NC-ND)
Taxonomy
Family:
SEMELIDAE
Full Classification:
Mollusca (Phylum)
> Bivalvia (Class)
> Autobranchia (Subclass)
> Heteroconchia (Infraclass)
> Euhetrodonta (Subterclass)
> Imparidentia (Superorder)
> Cardiida (Order)
> Tellinoidea (Superfamily)
> Semelidae (Family)
> Theora (Genus)
> lubrica (Species)
Genus Synonyms:
=Theora (Endopleura) A. Adams, 1864 accepted, alternate representation
=Theora (Theora) H. & A. Adams, 1856 accepted, alternate representation
Synonymised Names:
=Theora (Endopleura) lubrica Gould, 1861 accepted, alternate representation
Details: Theora lubrica Gould, 1861
Size/Grows to:
Width 10mm, Height 6mm
Distribution:
Northern North Island, far northern South Island and Banks Peninsula. Asia. Adventive in New Zealand and California
Geographical Range:
AC
Notes:
Marine, Non-indigenous, Colour whitish, almost transparent
Distribution Map
 
References and Publications
  • Hayward, B.W., Morley, M.S. Oct/2000 Crab Predation on the small introduced bivalve Theora lubrica, Poirieria, 26 (p.29)
  • Morley, M.S. Oct/1995 Extension of range in New Zealand for Theora (Endopleura) lubrica Gould, 1861: Semelidae, Poirieria, 17(4)
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.419)
  • Climo, F.M. Apr/1976 The Occurrence of Theora (Endopleura) lubrica Gould, 1861 (Mollusca: Bivalvia: Semelidae) in New Zealand, Poirieria, 1 (p.11)
  • Powell, A.W.B. 1974 New Zealand Molluscan Systematics with Descriptions of New Species: Part 8, Records of the Auckland Institute and Museum, 11 (p.203)
  • Gould, A. 1861 Description of new shells collected by the United States North Pacific Exploring Expedition, Proceedings of the Boston Society of Natural History, 7 (p.24) Original Description

*98 © Museum of New Zealand Te Papa Tongarewa (CC-BY-NC-ND)

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
R =
Recent
Sf =
Subfossil
Fo =
Fossil
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