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Taxonomy
Family: Subfamily:
CHAROPIDAE: CHAROPINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> Euthyneura (Infraclass)
> Tectipleura (Subterclass)
> Eupulmonata (Superorder)
> Stylommatophora (Order)
> Helicina (Suborder)
> [unassigned] Helicina (Infraorder)
> Punctoidea (Superfamily)
> Charopidae (Family)
> Charopinae (Subfamily)
> Cavellia (Genus)
> biconcava (Species)
Synonymised Names:
=Endodonta biconcava (L. Pfeiffer, 1853)
=Helix biconcava L. Pfeiffer, 1853
=Helix biconcava Reeve, 1852
=Cavellia infecta of authors
Images: Cavellia biconcava (L. Pfeiffer, 1853)
Ongaonga, Hawkes Bay, NZ. 4.8mm. Reproduced courtesy of iNaturalist.nz ©openlabnz (D.J.Roscoe)
Ongaonga, Hawkes Bay, NZ. 4.8mm. Reproduced courtesy of iNaturalist.nz ©openlabnz (D.J.Roscoe)
Ongaonga, Hawkes Bay, NZ. 4.8mm. Reproduced courtesy of iNaturalist.nz ©openlabnz (D.J.Roscoe)
Woodville, Wairarapa, NZ. 5.6mm. Reproduced courtesy of Dave Roscoe
Woodville, Wairarapa, NZ. 5.6mm. Reproduced courtesy of Dave Roscoe
Woodville, Wairarapa, NZ. 5.6mm. Reproduced courtesy of Dave Roscoe
Taxonomy
Family: Subfamily:
CHAROPIDAE: CHAROPINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> Euthyneura (Infraclass)
> Tectipleura (Subterclass)
> Eupulmonata (Superorder)
> Stylommatophora (Order)
> Helicina (Suborder)
> [unassigned] Helicina (Infraorder)
> Punctoidea (Superfamily)
> Charopidae (Family)
> Charopinae (Subfamily)
> Cavellia (Genus)
> biconcava (Species)
Synonymised Names:
=Endodonta biconcava (L. Pfeiffer, 1853)
=Helix biconcava L. Pfeiffer, 1853
=Helix biconcava Reeve, 1852
=Cavellia infecta of authors
Details: Cavellia biconcava (L. Pfeiffer, 1853)
Size/Grows to:
Width 5mm, Height 2.2mm
Distribution:
North and South Island
Notes:
Land, Native - Endemic
Distribution Map
 
References and Publications
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.307)

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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