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Taxonomy
Family:
PHILOBRYIDAE
Full Classification:
Mollusca (Phylum)
> Bivalvia (Class)
> Pteriomorphia (Subclass)
> Arcida (Order)
> Limopsoidea (Superfamily)
> Philobryidae (Family)
> Cosa (Genus)
> costata (Species)
Synonymised Names:
=Hochstetteria costata F. Bernard, 1896
Images: Cosa costata (F. Bernard, 1896)
Syntype, collected 64 metres, off Stewart Island, NZ (USNM 107763). 3.2mm. © Smithsonian National Museum of Natural History
Syntype, collected 64 metres, off Stewart Island, NZ (USNM 107763). 3.2mm. © Smithsonian National Museum of Natural History
Taxonomy
Family:
PHILOBRYIDAE
Full Classification:
Mollusca (Phylum)
> Bivalvia (Class)
> Pteriomorphia (Subclass)
> Arcida (Order)
> Limopsoidea (Superfamily)
> Philobryidae (Family)
> Cosa (Genus)
> costata (Species)
Synonymised Names:
=Hochstetteria costata F. Bernard, 1896
Details: Cosa costata (F. Bernard, 1896)
Size/Grows to:
Width 2.5mm, Height 3.2mm
Distribution:
Throughout southern NZ and islands. Shallow water to about 180 metres
Geographical Range:
CFMAnE.
Notes:
Marine, Endemic
Distribution Map
 
References and Publications
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.370)
  • Bernard, F.R. 1896 Diagnoses de coquilles nouvelles de Lamellibranches (genres Condylocardia et Hochstetteria), Bulletin du Muse´um d'histoire naturelle, 2(5) (p.194) 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
E =
Endemic
I =
Introduced
R =
Recent
Sf =
Subfossil
Fo =
Fossil
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