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Taxonomy
Family: Subfamily:
MACTRIDAE: MACTRINAE
Full Classification:
Mollusca (Phylum)
> Bivalvia (Class)
> Autobranchia (Subclass)
> Heteroconchia (Infraclass)
> Euhetrodonta (Subterclass)
> Imparidentia (Superorder)
> Venerida (Order)
> Mactroidea (Superfamily)
> Mactridae (Family)
> Mactrinae (Subfamily)
> Cyclomactra (Genus)
> ovata (Species)
Genus Synonyms:
=Mactra (Cyclomactra) Dall, 1895
Synonymised Names:
=Mactra deluta A.A. Gould, 1850
=Mactra inflata Hutton, 1873
=Mactra lavata Hutton, 1885
=Spisula ovata Gray, 1843
=Standella aequalis Webster, 1905
=Standella inflata (Hutton, 1873)
Images: Cyclomactra ovata (Gray, 1843)
Kaipara Harbour, Northland, NZ. 75mm. © rights reserved
Kaipara Harbour, Northland, NZ. 75mm. © rights reserved
Taxonomy
Family: Subfamily:
MACTRIDAE: MACTRINAE
Full Classification:
Mollusca (Phylum)
> Bivalvia (Class)
> Autobranchia (Subclass)
> Heteroconchia (Infraclass)
> Euhetrodonta (Subterclass)
> Imparidentia (Superorder)
> Venerida (Order)
> Mactroidea (Superfamily)
> Mactridae (Family)
> Mactrinae (Subfamily)
> Cyclomactra (Genus)
> ovata (Species)
Genus Synonyms:
=Mactra (Cyclomactra) Dall, 1895
Synonymised Names:
=Mactra deluta A.A. Gould, 1850
=Mactra inflata Hutton, 1873
=Mactra lavata Hutton, 1885
=Spisula ovata Gray, 1843
=Standella aequalis Webster, 1905
=Standella inflata (Hutton, 1873)
Details: Cyclomactra ovata (Gray, 1843)
Size/Grows to:
Width 80mm, Height 62mm
Distribution:
Northern and south-western North Island; northern, eastern and southern South Island, and Stewart, Auckland and Chatham Islands. Buried deeply in soft mud, from 0-20m
Notes:
Marine, Native - Endemic
View Distribution Map
References and Publications
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.413)
  • Willan, R.C. Sep/1966 Notes of Interest: Mactra ovata, Poirieria, 3(4-5) (p.56)
  • Gray, J.E. 1843 Catalogue of the species of Mollusca and their shells, which have hitherto been recorded as found at New Zealand, with the description of some lately discovered species, Travels in New Zealand; with contributions to the geography, geology, botany, and natural history of that country, 2 (p.251) Original Description

NZ Geographical Regions
Key to symbols used in Checklist.
Fw =
Freshwater
L =
Land
N =
North Island
S =
South Island
R =
Recent
Sf =
Subfossil
Fo =
Fossil
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