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Species List for Genus: Besla
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Mollusca (Phylum) > Gastropoda (Class) > Heterobranchia (Subclass) > 'Lower Heterobranchia' (Infraclass) > Pyramidelloidea (Superfamily) > Pyramidellidae (Family) > Besla (Genus)
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