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Taxonomy
Family:
PYRAMIDELLIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> 'Lower Heterobranchia' (Infraclass)
> Pyramidelloidea (Superfamily)
> Pyramidellidae (Family)
> Besla (Genus)
> vaga (Species)
Genus Synonyms:
=Odostomia (Besla) Dall & Bartsch, 1904
Images: Besla vaga Laws, 1941
Holotype, Castlecliff (Pleistocene), Wanganui, NZ (MA70941). 1.9mm. © Auckland Museum (CC-BY)
Dredged, Pelorus Sound, Marlborough Sounds, NZ. 1.8mm
Taxonomy
Family:
PYRAMIDELLIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> 'Lower Heterobranchia' (Infraclass)
> Pyramidelloidea (Superfamily)
> Pyramidellidae (Family)
> Besla (Genus)
> vaga (Species)
Genus Synonyms:
=Odostomia (Besla) Dall & Bartsch, 1904
Details: Besla vaga Laws, 1941
Size/Grows to:
Height 1.9mm, Width 0.9mm
Distribution:
North-eastern and south-western North Island and far northern South Island
Notes:
Marine, Recent, Fossil, Native - Endemic
Distribution Map
 
References and Publications
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.266)
  • Laws, C.R. 1941 Review of the Tertiary and Recent Neozelanic Pyramidellid Mollusca. No. 8 - The Pyrgulinind Genera and the genus Evalea, Transactions and Proceedings of the Royal Society of New Zealand, 71 (p.12) 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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