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Taxonomy
Family:
MELANOPSIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> [unassigned] Caenogastropoda (Order)
> Cerithioidea (Superfamily)
> Melanopsidae (Family)
> Zemelanopsis (Genus)
> trifasciata (Species)
Genus Synonyms:
=Melanopsis strangei Reeve, 1860
=Melanopsis trifasciata Gray, 1843
=Melanopsis zelandica A.A. Gould, 1847
Synonymised Names:
=Melanopsis strangei Reeve, 1860
=Melanopsis trifasciata Gray, 1843
=Melanopsis zelandica A.A. Gould, 1847
Images: Zemelanopsis trifasciata Gray in Dieffenbach, 1843
Warkworth, Northland, NZ. 32mm. © rights reserved
Taxonomy
Family:
MELANOPSIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> [unassigned] Caenogastropoda (Order)
> Cerithioidea (Superfamily)
> Melanopsidae (Family)
> Zemelanopsis (Genus)
> trifasciata (Species)
Genus Synonyms:
=Melanopsis strangei Reeve, 1860
=Melanopsis trifasciata Gray, 1843
=Melanopsis zelandica A.A. Gould, 1847
Synonymised Names:
=Melanopsis strangei Reeve, 1860
=Melanopsis trifasciata Gray, 1843
=Melanopsis zelandica A.A. Gould, 1847
Details: Zemelanopsis trifasciata Gray in Dieffenbach, 1843
Size/Grows to:
Height 38mm, Width 21mm
Distribution:
North and South Islands, from Spirits Bay to Dunedin
Type Data:
  • Waitangi Falls, Bay of Islands, NZ (Freshwater), (holotype)
Notes:
Brackish, Freshwater, Native - Endemic
Distribution Map
 
References and Publications
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.130)

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