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Taxonomy
Family: Subfamily:
OSTREIDAE: CRASSOSTREINAE
Full Classification:
Mollusca (Phylum)
> Bivalvia (Class)
> Pteriomorphia (Subclass)
> Ostreida (Order)
> Ostreoidea (Superfamily)
> Ostreidae (Family)
> Crassostreinae (Subfamily)
> Magallana (Genus)
> gigas (Species)
Synonymised Names:
=Crassostrea gigas (Thunberg, 1793)
=Ostrea gigas Thunberg, 1793
Images: Magallana gigas (Thunberg, 1793)
Washed up, Bream Bay, Northland, NZ. 130mm
Taxonomy
Family: Subfamily:
OSTREIDAE: CRASSOSTREINAE
Full Classification:
Mollusca (Phylum)
> Bivalvia (Class)
> Pteriomorphia (Subclass)
> Ostreida (Order)
> Ostreoidea (Superfamily)
> Ostreidae (Family)
> Crassostreinae (Subfamily)
> Magallana (Genus)
> gigas (Species)
Synonymised Names:
=Crassostrea gigas (Thunberg, 1793)
=Ostrea gigas Thunberg, 1793
Details: Magallana gigas (Thunberg, 1793)
Size/Grows to:
Length 200mm, Width 85mm. with records over 240mm
Distribution:
North Island and top of South Island, NZ. Japan, China and south east Asia
Geographical Range:
AC
Notes:
Pacific Oyster, Tio, Marine, Non-indigenous
Distribution Map
 
References and Publications
  • Salvi, D., Macali, A., Mariottini, P. 2014 Molecular phylogenetics and systematics of the bivalve family Ostreidae based on rRNA sequence-structure models and multilocus species tree., PLoS ONE, 9(9) (p.3)
  • Eagle, M.K. Dec/2011 Oystering: Notes resulting from an April/2011 field-trip, Poirieria, 36 (p.6)
  • Jenkins, R.J., Meredyth-Young, J.L. 1979 Occurrence of the Pacific oyster Crassostrea gigas off the South Island of New Zealand, New Zealand Journal of Marine and Freshwater Research, 13(1) (p.173)
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.376)
  • Gardner, N.W. Sep/1977 Our Oysters, Poirieria, 9(2) (p.35)

*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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