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Taxonomy
Family:
GAIMARDIIDAE
Full Classification:
Mollusca (Phylum)
> Bivalvia (Class)
> Autobranchia (Subclass)
> Heteroconchia (Infraclass)
> Euhetrodonta (Subterclass)
> Imparidentia (Superorder)
> Gaimardioidea (Superfamily)
> Gaimardiidae (Family)
> Gaimardia (Genus)
> trapesina (Species)
Genus Synonyms:
=Gaimardia (Gaimardia) Gould, 1852 accepted, alternate representation
=Gaimardia (Neogaimardia) Odhner, 1924 accepted, alternate representation
=Gaimardia (Progaimardia) Ponder, 1971 accepted, alternate representation
=Neogaimardia Odhner, 1924
=Phaseolicama Rousseau in Hombron & Jacquinot, 1854
Synonymised Names:
=Gaimardia trapesina flemingi Powell, 1955
=Modiola trapesina Lamarck, 1819
=Phaseolicama trapezina Hupé [in Gay], 1854
Images: Gaimardia trapesina Lamarck, 1819
In beach drift, Enderby Island, Auckland Islands. 19mm
In beach drift, Enderby Island, Auckland Islands. 19mm
Taxonomy
Family:
GAIMARDIIDAE
Full Classification:
Mollusca (Phylum)
> Bivalvia (Class)
> Autobranchia (Subclass)
> Heteroconchia (Infraclass)
> Euhetrodonta (Subterclass)
> Imparidentia (Superorder)
> Gaimardioidea (Superfamily)
> Gaimardiidae (Family)
> Gaimardia (Genus)
> trapesina (Species)
Genus Synonyms:
=Gaimardia (Gaimardia) Gould, 1852 accepted, alternate representation
=Gaimardia (Neogaimardia) Odhner, 1924 accepted, alternate representation
=Gaimardia (Progaimardia) Ponder, 1971 accepted, alternate representation
=Neogaimardia Odhner, 1924
=Phaseolicama Rousseau in Hombron & Jacquinot, 1854
Synonymised Names:
=Gaimardia trapesina flemingi Powell, 1955
=Modiola trapesina Lamarck, 1819
=Phaseolicama trapezina Hupé [in Gay], 1854
Details: Gaimardia trapesina Lamarck, 1819
Size/Grows to:
Width 32mm, Height 22mm
Distribution:
Southern South America, South Georgia, and Falkland, Alexander, Marion, Kerguelen, Crozet and Auckland Islands. In beach drift
Geographical Range:
An
Notes:
Marine, Native - Non-endemic
Distribution Map
 
References and Publications

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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