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Taxonomy
Family:
PYRAMIDELLIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> 'Lower Heterobranchia' (Infraclass)
> Pyramidelloidea (Superfamily)
> Pyramidellidae (Family)
> Besla (Genus)
> subrugata (Species)
Genus Synonyms:
=Odostomia (Besla) Dall & Bartsch, 1904
Synonymised Names:
=Pyrgulina subrugata Powell, 1927
Images: Besla subrugata (Powell, 1927)
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Taxonomy
Family:
PYRAMIDELLIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> 'Lower Heterobranchia' (Infraclass)
> Pyramidelloidea (Superfamily)
> Pyramidellidae (Family)
> Besla (Genus)
> subrugata (Species)
Genus Synonyms:
=Odostomia (Besla) Dall & Bartsch, 1904
Synonymised Names:
=Pyrgulina subrugata Powell, 1927
Details: Besla subrugata (Powell, 1927)
Size/Grows to:
Height 1.8mm, Width 0.9mm
Distribution:
Off south west Otago, 310 metres
Geographical Range:
F
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.266)
  • Powell, A.W.B. 1927 Deep-water Mollusca from south-west Otago, with descriptions of 2 new genera and 22 new species., Records of the Canterbury Museum, 3 (p.118) 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