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Taxonomy
Family:
TUDICLIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Neogastropoda (Order)
> Buccinoidea (Superfamily)
> Tudiclidae (Family)
> Buccinulum (Genus)
> flexicostatum (Species)
Genus Synonyms:
=Buccinulum (Chathamina) Finlay, 1928
=Buccinulum (Euthrena) Iredale, 1918
=Buccinulum (Evarnula) Finlay, 1926
=Euthrena Iredale, 1918
=Evarne H. & A. Adams, 1853
=Evarnula Finlay, 1926
Synonymised Names:
=Buccinulum (Evarnula) flexicostatum Dell, 1956
Images: Buccinulum flexicostatum Dell, 1956
Holotype, collected 31 Jan 1954, Petre Bay, Chatham Islands, NZ (M.009774). 25mm. © Museum of New Zealand Te Papa Tongarewa (CC-BY-NC-ND)
Taxonomy
Family:
TUDICLIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Neogastropoda (Order)
> Buccinoidea (Superfamily)
> Tudiclidae (Family)
> Buccinulum (Genus)
> flexicostatum (Species)
Genus Synonyms:
=Buccinulum (Chathamina) Finlay, 1928
=Buccinulum (Euthrena) Iredale, 1918
=Buccinulum (Evarnula) Finlay, 1926
=Euthrena Iredale, 1918
=Evarne H. & A. Adams, 1853
=Evarnula Finlay, 1926
Synonymised Names:
=Buccinulum (Evarnula) flexicostatum Dell, 1956
Details: Buccinulum flexicostatum Dell, 1956
Size/Grows to:
Height 25mm, Width 12mm
Distribution:
South Island, off eastern Otago. Chatham Islands
Geographical Range:
FM
Notes:
Marine, Native - Endemic
Distribution Map
 
References and Publications
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.198)
  • Dell, R.K. 1956 The archibenthal Mollusca of New Zealand, Dominion Museum Bulletin, 18 (p.102) Original Description

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