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Taxonomy
Family:
IRAVADIIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Truncatelloidea (Superfamily)
> Iravadiidae (Family)
> Nozeba (Genus)
> emarginata (Species)
Synonymised Names:
=Rissoa emarginata Hutton, 1885
=Rissoina coulthardi Webster, 1908
=Rissoina emarginata (Hutton, 1885)
=Rissoina parvilirata Suter, 1907
Images: Nozeba emarginata (Hutton, 1885)
Holotype of Rissoina coulthardi Webster, 1908, collected off Orua Bay, Manukau Harbour, NZ (MA70674). 3mm. © Auckland Museum (CC-BY)
Collected 22 Jan 1904, 1.61 km SW of Channel Island, Hauraki Gulf, NZ (M.001761). 3mm. © Museum of New Zealand Te Papa Tongarewa (CC-BY-NC-ND)
Taxonomy
Family:
IRAVADIIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Truncatelloidea (Superfamily)
> Iravadiidae (Family)
> Nozeba (Genus)
> emarginata (Species)
Synonymised Names:
=Rissoa emarginata Hutton, 1885
=Rissoina coulthardi Webster, 1908
=Rissoina emarginata (Hutton, 1885)
=Rissoina parvilirata Suter, 1907
Details: Nozeba emarginata (Hutton, 1885)
Size/Grows to:
Height 3.0mm, Width 1.5mm
Distribution:
Off Northland to Taiaroa Heads, Otago
Geographical Range:
ACF
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.110)
  • Hutton, F.W. 1885 Descriptions of new Tertiary shells. Part 1, Transactions of the New Zealand Institute, 17 (p.320) Original Description

*98 © Museum of New Zealand Te Papa Tongarewa (CC-BY-NC-ND)

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
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